Merge "AOD: Introduce night brightness bucket" into oc-dr1-dev
diff --git a/core/java/android/widget/EdgeEffect.java b/core/java/android/widget/EdgeEffect.java
index f9f5901..98d8a13 100644
--- a/core/java/android/widget/EdgeEffect.java
+++ b/core/java/android/widget/EdgeEffect.java
@@ -59,8 +59,7 @@
     // Time it will take in ms for a pulled glow to decay to partial strength before release
     private static final int PULL_DECAY_TIME = 2000;
 
-    private static final float MAX_ALPHA = 0.15f;
-    private static final float GLOW_ALPHA_START = .09f;
+    private static final float MAX_ALPHA = 0.5f;
 
     private static final float MAX_GLOW_SCALE = 2.f;
 
@@ -76,7 +75,6 @@
     private static final double ANGLE = Math.PI / 6;
     private static final float SIN = (float) Math.sin(ANGLE);
     private static final float COS = (float) Math.cos(ANGLE);
-    private static final float RADIUS_FACTOR = 0.6f;
 
     private float mGlowAlpha;
     private float mGlowScaleY;
@@ -136,10 +134,10 @@
      * @param height Effect height in pixels
      */
     public void setSize(int width, int height) {
-        final float r = width * RADIUS_FACTOR / SIN;
+        final float r = width * 0.75f / SIN;
         final float y = COS * r;
         final float h = r - y;
-        final float or = height * RADIUS_FACTOR / SIN;
+        final float or = height * 0.75f / SIN;
         final float oy = COS * or;
         final float oh = or - oy;
 
@@ -274,7 +272,7 @@
 
         // The glow depends more on the velocity, and therefore starts out
         // nearly invisible.
-        mGlowAlphaStart = GLOW_ALPHA_START;
+        mGlowAlphaStart = 0.3f;
         mGlowScaleYStart = Math.max(mGlowScaleY, 0.f);
 
 
diff --git a/core/java/com/android/internal/colorextraction/ColorExtractor.java b/core/java/com/android/internal/colorextraction/ColorExtractor.java
index 477285e63..727412b 100644
--- a/core/java/com/android/internal/colorextraction/ColorExtractor.java
+++ b/core/java/com/android/internal/colorextraction/ColorExtractor.java
@@ -45,12 +45,12 @@
 
     private static final String TAG = "ColorExtractor";
 
-    private final SparseArray<GradientColors[]> mGradientColors;
+    protected final SparseArray<GradientColors[]> mGradientColors;
     private final ArrayList<WeakReference<OnColorsChangedListener>> mOnColorsChangedListeners;
     private final Context mContext;
     private final ExtractionType mExtractionType;
-    private WallpaperColors mSystemColors;
-    private WallpaperColors mLockColors;
+    protected WallpaperColors mSystemColors;
+    protected WallpaperColors mLockColors;
 
     public ColorExtractor(Context context) {
         this(context, new Tonal(context));
diff --git a/core/res/res/drawable-hdpi/toast_frame.9.png b/core/res/res/drawable-hdpi/toast_frame.9.png
new file mode 100644
index 0000000..a804a8a
--- /dev/null
+++ b/core/res/res/drawable-hdpi/toast_frame.9.png
Binary files differ
diff --git a/core/res/res/drawable-ldpi/toast_frame.9.png b/core/res/res/drawable-ldpi/toast_frame.9.png
new file mode 100644
index 0000000..e64dc75
--- /dev/null
+++ b/core/res/res/drawable-ldpi/toast_frame.9.png
Binary files differ
diff --git a/core/res/res/drawable-mdpi/toast_frame.9.png b/core/res/res/drawable-mdpi/toast_frame.9.png
new file mode 100644
index 0000000..778e4e6
--- /dev/null
+++ b/core/res/res/drawable-mdpi/toast_frame.9.png
Binary files differ
diff --git a/core/res/res/drawable-xhdpi/toast_frame.9.png b/core/res/res/drawable-xhdpi/toast_frame.9.png
new file mode 100644
index 0000000..77e69c7
--- /dev/null
+++ b/core/res/res/drawable-xhdpi/toast_frame.9.png
Binary files differ
diff --git a/core/res/res/drawable-xxhdpi/toast_frame.9.png b/core/res/res/drawable-xxhdpi/toast_frame.9.png
new file mode 100644
index 0000000..edecb63
--- /dev/null
+++ b/core/res/res/drawable-xxhdpi/toast_frame.9.png
Binary files differ
diff --git a/core/res/res/drawable/toast_frame.xml b/core/res/res/drawable/toast_frame.xml
deleted file mode 100644
index 053b4f4..0000000
--- a/core/res/res/drawable/toast_frame.xml
+++ /dev/null
@@ -1,24 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!--
-/* Copyright 2017, The Android Open Source Project
-**
-** Licensed under the Apache License, Version 2.0 (the "License");
-** you may not use this file except in compliance with the License.
-** You may obtain a copy of the License at
-**
-**     http://www.apache.org/licenses/LICENSE-2.0
-**
-** Unless required by applicable law or agreed to in writing, software
-** distributed under the License is distributed on an "AS IS" BASIS,
-** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-** See the License for the specific language governing permissions and
-** limitations under the License.
-*/
--->
-<shape xmlns:android="http://schemas.android.com/apk/res/android"
-       android:shape="rectangle">
-    <!-- background is material_grey_300 with .9 alpha -->
-    <solid android:color="#E6E0E0E0" />
-    <corners android:radius="22dp" />
-</shape>
-
diff --git a/core/res/res/layout/transient_notification.xml b/core/res/res/layout/transient_notification.xml
index 2c08bf7..daa9faf 100644
--- a/core/res/res/layout/transient_notification.xml
+++ b/core/res/res/layout/transient_notification.xml
@@ -29,11 +29,9 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_weight="1"
-        android:layout_marginHorizontal="24dp"
-        android:layout_marginVertical="15dp"
         android:layout_gravity="center_horizontal"
         android:textAppearance="@style/TextAppearance.Toast"
-        android:textColor="@color/primary_text_default_material_light"
+        android:textColor="@color/bright_foreground_dark"
         android:shadowColor="#BB000000"
         android:shadowRadius="2.75"
         />
diff --git a/core/res/res/values-pt-rPT/strings.xml b/core/res/res/values-pt-rPT/strings.xml
index 706099d..136d777 100644
--- a/core/res/res/values-pt-rPT/strings.xml
+++ b/core/res/res/values-pt-rPT/strings.xml
@@ -63,7 +63,7 @@
     <string name="needPuk2" msgid="4526033371987193070">"Introduza o PUK2 para desbloquear o cartão SIM."</string>
     <string name="enablePin" msgid="209412020907207950">"Ação sem êxito. Ative o bloqueio do SIM/RUIM."</string>
     <plurals name="pinpuk_attempts" formatted="false" msgid="1251012001539225582">
-      <item quantity="one">Tem mais <xliff:g id="NUMBER_1">%d</xliff:g> tentativa antes de o cartão SIM ficar bloqueado.</item>
+      <item quantity="one">Tem mais <xliff:g id="NUMBER_0">%d</xliff:g> tentativa antes de o cartão SIM ficar bloqueado.</item>
       <item quantity="other">Tem mais <xliff:g id="NUMBER_1">%d</xliff:g> tentativas antes de o cartão SIM ficar bloqueado.</item>
     </plurals>
     <string name="imei" msgid="2625429890869005782">"IMEI"</string>
@@ -232,7 +232,7 @@
     <string name="bugreport_option_full_title" msgid="6354382025840076439">"Relatório completo"</string>
     <string name="bugreport_option_full_summary" msgid="7210859858969115745">"Utilize esta opção para uma interferência mínima do sistema quando o dispositivo não responder ou estiver demasiado lento, ou quando precisar de todas as secções de relatório. Não permite introduzir mais detalhes ou tirar capturas de ecrã adicionais."</string>
     <plurals name="bugreport_countdown" formatted="false" msgid="6878900193900090368">
-      <item quantity="one">A tirar uma captura de ecrã do relatório de erro dentro de <xliff:g id="NUMBER_1">%d</xliff:g> segundo…</item>
+      <item quantity="one">A tirar uma captura de ecrã do relatório de erro dentro de <xliff:g id="NUMBER_0">%d</xliff:g> segundo…</item>
       <item quantity="other">A tirar uma captura de ecrã do relatório de erro dentro de <xliff:g id="NUMBER_1">%d</xliff:g> segundos.</item>
     </plurals>
     <string name="global_action_toggle_silent_mode" msgid="8219525344246810925">"Modo silencioso"</string>
@@ -868,7 +868,7 @@
     <string name="oneMonthDurationPast" msgid="7396384508953779925">"Há 1 mês"</string>
     <string name="beforeOneMonthDurationPast" msgid="909134546836499826">"Há mais de 1 mês"</string>
     <plurals name="last_num_days" formatted="false" msgid="5104533550723932025">
-      <item quantity="one">Últimos <xliff:g id="COUNT_1">%d</xliff:g> dia</item>
+      <item quantity="one">Último <xliff:g id="COUNT_0">%d</xliff:g> dia</item>
       <item quantity="other">Últimos <xliff:g id="COUNT_1">%d</xliff:g> dias</item>
     </plurals>
     <string name="last_month" msgid="3959346739979055432">"Último mês"</string>
@@ -890,67 +890,67 @@
     <string name="years" msgid="6881577717993213522">"anos"</string>
     <string name="now_string_shortest" msgid="8912796667087856402">"agora"</string>
     <plurals name="duration_minutes_shortest" formatted="false" msgid="3957499975064245495">
-      <item quantity="one"><xliff:g id="COUNT_1">%d</xliff:g> m</item>
+      <item quantity="one"><xliff:g id="COUNT_0">%d</xliff:g> m</item>
       <item quantity="other"><xliff:g id="COUNT_1">%d</xliff:g> m</item>
     </plurals>
     <plurals name="duration_hours_shortest" formatted="false" msgid="3552182110578602356">
-      <item quantity="one"><xliff:g id="COUNT_1">%d</xliff:g> h</item>
+      <item quantity="one"><xliff:g id="COUNT_0">%d</xliff:g> h</item>
       <item quantity="other"><xliff:g id="COUNT_1">%d</xliff:g> h</item>
     </plurals>
     <plurals name="duration_days_shortest" formatted="false" msgid="5213655532597081640">
-      <item quantity="one"><xliff:g id="COUNT_1">%d</xliff:g> d</item>
+      <item quantity="one"><xliff:g id="COUNT_0">%d</xliff:g> d</item>
       <item quantity="other"><xliff:g id="COUNT_1">%d</xliff:g> d</item>
     </plurals>
     <plurals name="duration_years_shortest" formatted="false" msgid="7848711145196397042">
-      <item quantity="one"><xliff:g id="COUNT_1">%d</xliff:g> a</item>
+      <item quantity="one"><xliff:g id="COUNT_0">%d</xliff:g> a</item>
       <item quantity="other"><xliff:g id="COUNT_1">%d</xliff:g> a</item>
     </plurals>
     <plurals name="duration_minutes_shortest_future" formatted="false" msgid="3277614521231489951">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> min</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> min</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> min</item>
     </plurals>
     <plurals name="duration_hours_shortest_future" formatted="false" msgid="2152452368397489370">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> h</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> h</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> h</item>
     </plurals>
     <plurals name="duration_days_shortest_future" formatted="false" msgid="8088331502820295701">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> d</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> d</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> d</item>
     </plurals>
     <plurals name="duration_years_shortest_future" formatted="false" msgid="2317006667145250301">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> a</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> a</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> a</item>
     </plurals>
     <plurals name="duration_minutes_relative" formatted="false" msgid="3178131706192980192">
-      <item quantity="one">há <xliff:g id="COUNT_1">%d</xliff:g> minuto</item>
+      <item quantity="one">há <xliff:g id="COUNT_0">%d</xliff:g> minuto</item>
       <item quantity="other">há <xliff:g id="COUNT_1">%d</xliff:g> minutos</item>
     </plurals>
     <plurals name="duration_hours_relative" formatted="false" msgid="676894109982008411">
-      <item quantity="one">há <xliff:g id="COUNT_1">%d</xliff:g> hora</item>
+      <item quantity="one">há <xliff:g id="COUNT_0">%d</xliff:g> hora</item>
       <item quantity="other">há <xliff:g id="COUNT_1">%d</xliff:g> horas</item>
     </plurals>
     <plurals name="duration_days_relative" formatted="false" msgid="2203515825765397130">
-      <item quantity="one">há <xliff:g id="COUNT_1">%d</xliff:g> dia</item>
+      <item quantity="one">há <xliff:g id="COUNT_0">%d</xliff:g> dia</item>
       <item quantity="other">há <xliff:g id="COUNT_1">%d</xliff:g> dias</item>
     </plurals>
     <plurals name="duration_years_relative" formatted="false" msgid="4820062134188885734">
-      <item quantity="one">há <xliff:g id="COUNT_1">%d</xliff:g> ano</item>
+      <item quantity="one">há <xliff:g id="COUNT_0">%d</xliff:g> ano</item>
       <item quantity="other">há <xliff:g id="COUNT_1">%d</xliff:g> anos</item>
     </plurals>
     <plurals name="duration_minutes_relative_future" formatted="false" msgid="4655043589817680966">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> minuto</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> minuto</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> minutos</item>
     </plurals>
     <plurals name="duration_hours_relative_future" formatted="false" msgid="8084579714205223891">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> hora</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> hora</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> horas</item>
     </plurals>
     <plurals name="duration_days_relative_future" formatted="false" msgid="333215369363433992">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> dia</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> dia</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> dias</item>
     </plurals>
     <plurals name="duration_years_relative_future" formatted="false" msgid="8644862986413104011">
-      <item quantity="one">dentro de <xliff:g id="COUNT_1">%d</xliff:g> ano</item>
+      <item quantity="one">dentro de <xliff:g id="COUNT_0">%d</xliff:g> ano</item>
       <item quantity="other">dentro de <xliff:g id="COUNT_1">%d</xliff:g> anos</item>
     </plurals>
     <string name="VideoView_error_title" msgid="3534509135438353077">"Problema com o vídeo"</string>
@@ -1316,7 +1316,7 @@
     <string name="no_matches" msgid="8129421908915840737">"Sem correspondências"</string>
     <string name="find_on_page" msgid="1946799233822820384">"Localizar na página"</string>
     <plurals name="matches_found" formatted="false" msgid="1210884353962081884">
-      <item quantity="one"><xliff:g id="INDEX">%d</xliff:g> de <xliff:g id="TOTAL">%d</xliff:g></item>
+      <item quantity="one">1 correspondência</item>
       <item quantity="other"><xliff:g id="INDEX">%d</xliff:g> de <xliff:g id="TOTAL">%d</xliff:g></item>
     </plurals>
     <string name="action_mode_done" msgid="7217581640461922289">"Concluído"</string>
@@ -1602,7 +1602,7 @@
     <string name="restr_pin_error_doesnt_match" msgid="2224214190906994548">"Os PINs não correspondem. Tente novamente."</string>
     <string name="restr_pin_error_too_short" msgid="8173982756265777792">"O PIN é demasiado pequeno. Deve ter, no mínimo, 4 dígitos."</string>
     <plurals name="restr_pin_countdown" formatted="false" msgid="9061246974881224688">
-      <item quantity="one">Tente novamente dentro de <xliff:g id="COUNT">%d</xliff:g> segundo</item>
+      <item quantity="one">Tente novamente dentro de 1 segundo</item>
       <item quantity="other">Tente novamente dentro de <xliff:g id="COUNT">%d</xliff:g> segundos</item>
     </plurals>
     <string name="restr_pin_try_later" msgid="973144472490532377">"Tente novamente mais tarde"</string>
@@ -1635,35 +1635,35 @@
     <string name="data_saver_enable_title" msgid="4674073932722787417">"Ativar a Poupança de dados?"</string>
     <string name="data_saver_enable_button" msgid="7147735965247211818">"Ativar"</string>
     <plurals name="zen_mode_duration_minutes_summary" formatted="false" msgid="4367877408072000848">
-      <item quantity="one">Durante %1$d minuto (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
+      <item quantity="one">Durante um minuto (até à(s) <xliff:g id="FORMATTEDTIME_0">%2$s</xliff:g>)</item>
       <item quantity="other">Durante %1$d minutos (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
     </plurals>
     <plurals name="zen_mode_duration_minutes_summary_short" formatted="false" msgid="6830154222366042597">
-      <item quantity="one">Durante %1$d min (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
+      <item quantity="one">Durante 1 min (até à(s) <xliff:g id="FORMATTEDTIME_0">%2$s</xliff:g>)</item>
       <item quantity="other">Durante %1$d min (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
     </plurals>
     <plurals name="zen_mode_duration_hours_summary" formatted="false" msgid="8152974162096743862">
-      <item quantity="one">Durante %1$d hora (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
+      <item quantity="one">Durante uma hora (até à(s) <xliff:g id="FORMATTEDTIME_0">%2$s</xliff:g>)</item>
       <item quantity="other">Durante %1$d horas (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
     </plurals>
     <plurals name="zen_mode_duration_hours_summary_short" formatted="false" msgid="4787552595253082371">
-      <item quantity="one">Durante %1$d h (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
+      <item quantity="one">Durante 1 h (até à(s) <xliff:g id="FORMATTEDTIME_0">%2$s</xliff:g>)</item>
       <item quantity="other">Durante %1$d h (até à(s) <xliff:g id="FORMATTEDTIME_1">%2$s</xliff:g>)</item>
     </plurals>
     <plurals name="zen_mode_duration_minutes" formatted="false" msgid="5127407202506485571">
-      <item quantity="one">Durante %d minuto</item>
+      <item quantity="one">Durante um minuto</item>
       <item quantity="other">Durante %d minutos</item>
     </plurals>
     <plurals name="zen_mode_duration_minutes_short" formatted="false" msgid="2199350154433426128">
-      <item quantity="one">Durante %d min</item>
+      <item quantity="one">Durante 1 min</item>
       <item quantity="other">Durante %d min</item>
     </plurals>
     <plurals name="zen_mode_duration_hours" formatted="false" msgid="3938821308277433854">
-      <item quantity="one">Durante %d hora</item>
+      <item quantity="one">Durante uma hora</item>
       <item quantity="other">Durante %d horas</item>
     </plurals>
     <plurals name="zen_mode_duration_hours_short" formatted="false" msgid="6748277774662434217">
-      <item quantity="one">Durante %d h</item>
+      <item quantity="one">Durante 1 h</item>
       <item quantity="other">Durante %d h</item>
     </plurals>
     <string name="zen_mode_until" msgid="7336308492289875088">"Até às <xliff:g id="FORMATTEDTIME">%1$s</xliff:g>"</string>
@@ -1699,7 +1699,7 @@
     <string name="close_button_text" msgid="3937902162644062866">"Fechar"</string>
     <string name="notification_messaging_title_template" msgid="3452480118762691020">"<xliff:g id="CONVERSATION_TITLE">%1$s</xliff:g>: <xliff:g id="SENDER_NAME">%2$s</xliff:g>"</string>
     <plurals name="selected_count" formatted="false" msgid="7187339492915744615">
-      <item quantity="one"><xliff:g id="COUNT_1">%1$d</xliff:g> selecionado</item>
+      <item quantity="one"><xliff:g id="COUNT_0">%1$d</xliff:g> selecionado</item>
       <item quantity="other"><xliff:g id="COUNT_1">%1$d</xliff:g> selecionados</item>
     </plurals>
     <string name="default_notification_channel_label" msgid="5929663562028088222">"Sem categoria"</string>
@@ -1757,7 +1757,7 @@
     <string name="autofill_error_cannot_autofill" msgid="7402758580060110371">"Não é possível preencher automaticamente o conteúdo"</string>
     <string name="autofill_picker_no_suggestions" msgid="3908514303773350735">"Sem sugestões do preenchimento automático"</string>
     <plurals name="autofill_picker_some_suggestions" formatted="false" msgid="5506565809835815274">
-      <item quantity="one"><xliff:g id="COUNT">%1$s</xliff:g> sugestão do preenchimento automático</item>
+      <item quantity="one">Uma sugestão do preenchimento automático</item>
       <item quantity="other"><xliff:g id="COUNT">%1$s</xliff:g> sugestões do preenchimento automático</item>
     </plurals>
     <string name="autofill_save_title" msgid="3345527308992082601">"Pretende guardar no &lt;b&gt;<xliff:g id="LABEL">%1$s</xliff:g>&lt;/b&gt;?"</string>
diff --git a/core/res/res/values/config.xml b/core/res/res/values/config.xml
index 7819f30..807b4e7 100644
--- a/core/res/res/values/config.xml
+++ b/core/res/res/values/config.xml
@@ -1854,9 +1854,8 @@
          states. -->
     <bool name="config_dozeAlwaysOnDisplayAvailable">false</bool>
 
-    <!-- Whether the display hardware requires we go to the off state before transitioning
-         out of any doze states. -->
-    <bool name="config_displayTransitionOffAfterDoze">false</bool>
+    <!-- Whether the display blanks itself when transitioning from a doze to a non-doze state -->
+    <bool name="config_displayBlanksAfterDoze">false</bool>
 
 
     <!-- Power Management: Specifies whether to decouple the auto-suspend state of the
diff --git a/core/res/res/values/dimens.xml b/core/res/res/values/dimens.xml
index b4636a6..80d8ab5 100644
--- a/core/res/res/values/dimens.xml
+++ b/core/res/res/values/dimens.xml
@@ -30,7 +30,7 @@
          will be displayed in the app launcher and elsewhere. -->
     <dimen name="app_icon_size">48dip</dimen>
 
-    <dimen name="toast_y_offset">24dp</dimen>
+    <dimen name="toast_y_offset">64dip</dimen>
     <!-- Height of the status bar -->
     <dimen name="status_bar_height">24dp</dimen>
     <!-- Height of the bottom navigation / system bar. -->
diff --git a/core/res/res/values/styles.xml b/core/res/res/values/styles.xml
index 4b0fe3f..5c6e3df 100644
--- a/core/res/res/values/styles.xml
+++ b/core/res/res/values/styles.xml
@@ -956,8 +956,7 @@
     </style>
 
     <style name="TextAppearance.Toast">
-        <item name="fontFamily">sans-serif</item>
-        <item name="textSize">14sp</item>
+        <item name="fontFamily">sans-serif-condensed</item>
     </style>
 
     <style name="TextAppearance.Tooltip">
diff --git a/core/res/res/values/symbols.xml b/core/res/res/values/symbols.xml
index decf42d..ba5bbfe 100644
--- a/core/res/res/values/symbols.xml
+++ b/core/res/res/values/symbols.xml
@@ -3051,7 +3051,7 @@
   <java-symbol type="bool" name="config_handleVolumeKeysInWindowManager" />
   <java-symbol type="integer" name="config_inCallNotificationVolumeRelative" />
   <java-symbol type="bool" name="config_dozeAlwaysOnDisplayAvailable" />
-  <java-symbol type="bool" name="config_displayTransitionOffAfterDoze" />
+  <java-symbol type="bool" name="config_displayBlanksAfterDoze" />
   <java-symbol type="integer" name="config_storageManagerDaystoRetainDefault" />
   <java-symbol type="string" name="config_headlineFontFamily" />
   <java-symbol type="string" name="config_headlineFontFamilyLight" />
diff --git a/libs/androidfw/include/androidfw/StringPiece.h b/libs/androidfw/include/androidfw/StringPiece.h
index a873d66..99b4245 100644
--- a/libs/androidfw/include/androidfw/StringPiece.h
+++ b/libs/androidfw/include/androidfw/StringPiece.h
@@ -37,6 +37,7 @@
  public:
   using const_iterator = const TChar*;
   using difference_type = size_t;
+  using size_type = size_t;
 
   // End of string marker.
   constexpr static const size_t npos = static_cast<size_t>(-1);
diff --git a/media/java/android/media/IMediaRouterClient.aidl b/media/java/android/media/IMediaRouterClient.aidl
index 9640dcb..08344f1 100644
--- a/media/java/android/media/IMediaRouterClient.aidl
+++ b/media/java/android/media/IMediaRouterClient.aidl
@@ -21,4 +21,5 @@
  */
 oneway interface IMediaRouterClient {
     void onStateChanged();
+    void onRestoreRoute();
 }
diff --git a/media/java/android/media/IMediaRouterService.aidl b/media/java/android/media/IMediaRouterService.aidl
index f8f5fdf..3308fc9 100644
--- a/media/java/android/media/IMediaRouterService.aidl
+++ b/media/java/android/media/IMediaRouterService.aidl
@@ -27,6 +27,7 @@
     void unregisterClient(IMediaRouterClient client);
 
     MediaRouterClientState getState(IMediaRouterClient client);
+    boolean isPlaybackActive(IMediaRouterClient client);
 
     void setDiscoveryRequest(IMediaRouterClient client, int routeTypes, boolean activeScan);
     void setSelectedRoute(IMediaRouterClient client, String routeId, boolean explicit);
diff --git a/media/java/android/media/MediaRouter.java b/media/java/android/media/MediaRouter.java
index 8caba81..80a0315 100644
--- a/media/java/android/media/MediaRouter.java
+++ b/media/java/android/media/MediaRouter.java
@@ -88,6 +88,7 @@
         RouteInfo mBluetoothA2dpRoute;
 
         RouteInfo mSelectedRoute;
+        RouteInfo mSystemAudioRoute;
 
         final boolean mCanConfigureWifiDisplays;
         boolean mActivelyScanningWifiDisplays;
@@ -149,6 +150,7 @@
             }
 
             addRouteStatic(mDefaultAudioVideo);
+            mSystemAudioRoute = mDefaultAudioVideo;
 
             // This will select the active wifi display route if there is one.
             updateWifiDisplayStatus(mDisplayService.getWifiDisplayStatus());
@@ -197,8 +199,8 @@
                 } else {
                     name = com.android.internal.R.string.default_audio_route_name;
                 }
-                sStatic.mDefaultAudioVideo.mNameResId = name;
-                dispatchRouteChanged(sStatic.mDefaultAudioVideo);
+                mDefaultAudioVideo.mNameResId = name;
+                dispatchRouteChanged(mDefaultAudioVideo);
                 updated = true;
             }
 
@@ -207,22 +209,28 @@
             if (!TextUtils.equals(newRoutes.bluetoothName, mCurAudioRoutesInfo.bluetoothName)) {
                 mCurAudioRoutesInfo.bluetoothName = newRoutes.bluetoothName;
                 if (mCurAudioRoutesInfo.bluetoothName != null) {
-                    if (sStatic.mBluetoothA2dpRoute == null) {
-                        final RouteInfo info = new RouteInfo(sStatic.mSystemCategory);
+                    if (mBluetoothA2dpRoute == null) {
+                        // BT connected
+                        final RouteInfo info = new RouteInfo(mSystemCategory);
                         info.mName = mCurAudioRoutesInfo.bluetoothName;
-                        info.mDescription = sStatic.mResources.getText(
+                        info.mDescription = mResources.getText(
                                 com.android.internal.R.string.bluetooth_a2dp_audio_route_name);
                         info.mSupportedTypes = ROUTE_TYPE_LIVE_AUDIO;
                         info.mDeviceType = RouteInfo.DEVICE_TYPE_BLUETOOTH;
-                        sStatic.mBluetoothA2dpRoute = info;
-                        addRouteStatic(sStatic.mBluetoothA2dpRoute);
+                        mBluetoothA2dpRoute = info;
+                        addRouteStatic(mBluetoothA2dpRoute);
+                        mSystemAudioRoute = mBluetoothA2dpRoute;
+                        selectRouteStatic(ROUTE_TYPE_LIVE_AUDIO, mSystemAudioRoute, false);
                     } else {
-                        sStatic.mBluetoothA2dpRoute.mName = mCurAudioRoutesInfo.bluetoothName;
-                        dispatchRouteChanged(sStatic.mBluetoothA2dpRoute);
+                        mBluetoothA2dpRoute.mName = mCurAudioRoutesInfo.bluetoothName;
+                        dispatchRouteChanged(mBluetoothA2dpRoute);
                     }
-                } else if (sStatic.mBluetoothA2dpRoute != null) {
-                    removeRouteStatic(sStatic.mBluetoothA2dpRoute);
-                    sStatic.mBluetoothA2dpRoute = null;
+                } else if (mBluetoothA2dpRoute != null) {
+                    // BT disconnected
+                    removeRouteStatic(mBluetoothA2dpRoute);
+                    mBluetoothA2dpRoute = null;
+                    mSystemAudioRoute = mDefaultAudioVideo;
+                    selectRouteStatic(ROUTE_TYPE_LIVE_AUDIO, mSystemAudioRoute, false);
                 }
                 updated = true;
             }
@@ -230,11 +238,13 @@
             if (mBluetoothA2dpRoute != null) {
                 final boolean a2dpEnabled = isBluetoothA2dpOn();
                 if (mSelectedRoute == mBluetoothA2dpRoute && !a2dpEnabled) {
-                    selectRouteStatic(ROUTE_TYPE_LIVE_AUDIO, mDefaultAudioVideo, false);
+                    // A2DP off
+                    mSystemAudioRoute = mDefaultAudioVideo;
                     updated = true;
                 } else if ((mSelectedRoute == mDefaultAudioVideo || mSelectedRoute == null) &&
                         a2dpEnabled) {
-                    selectRouteStatic(ROUTE_TYPE_LIVE_AUDIO, mBluetoothA2dpRoute, false);
+                    // A2DP on or BT connected
+                    mSystemAudioRoute = mBluetoothA2dpRoute;
                     updated = true;
                 }
             }
@@ -471,7 +481,7 @@
         }
 
         RouteInfo makeGlobalRoute(MediaRouterClientState.RouteInfo globalRoute) {
-            RouteInfo route = new RouteInfo(sStatic.mSystemCategory);
+            RouteInfo route = new RouteInfo(mSystemCategory);
             route.mGlobalRouteId = globalRoute.id;
             route.mName = globalRoute.name;
             route.mDescription = globalRoute.description;
@@ -567,6 +577,17 @@
             return null;
         }
 
+        boolean isPlaybackActive() {
+            if (mClient != null) {
+                try {
+                    return mMediaRouterService.isPlaybackActive(mClient);
+                } catch (RemoteException ex) {
+                    Log.e(TAG, "Unable to retrieve playback active state.", ex);
+                }
+            }
+            return false;
+        }
+
         final class Client extends IMediaRouterClient.Stub {
             @Override
             public void onStateChanged() {
@@ -579,6 +600,19 @@
                     }
                 });
             }
+
+            @Override
+            public void onRestoreRoute() {
+                if ((mSelectedRoute != mDefaultAudioVideo && mSelectedRoute != mBluetoothA2dpRoute)
+                        || mSelectedRoute == mSystemAudioRoute) {
+                    return;
+                }
+                try {
+                    sStatic.mAudioService.setBluetoothA2dpOn(mSelectedRoute == mBluetoothA2dpRoute);
+                } catch (RemoteException e) {
+                    Log.e(TAG, "Error changing Bluetooth A2DP state", e);
+                }
+            }
         }
     }
 
@@ -909,7 +943,12 @@
         Log.v(TAG, "Selecting route: " + route);
         assert(route != null);
         final RouteInfo oldRoute = sStatic.mSelectedRoute;
-        if (oldRoute == route) return;
+        boolean wasDefaultOrBluetoothRoute = (oldRoute == sStatic.mDefaultAudioVideo
+                || oldRoute == sStatic.mBluetoothA2dpRoute);
+        if (oldRoute == route
+                && (!wasDefaultOrBluetoothRoute || oldRoute == sStatic.mSystemAudioRoute)) {
+            return;
+        }
         if (!route.matchesTypes(types)) {
             Log.w(TAG, "selectRoute ignored; cannot select route with supported types " +
                     typesToString(route.getSupportedTypes()) + " into route types " +
@@ -918,8 +957,8 @@
         }
 
         final RouteInfo btRoute = sStatic.mBluetoothA2dpRoute;
-        if (btRoute != null && (types & ROUTE_TYPE_LIVE_AUDIO) != 0 &&
-                (route == btRoute || route == sStatic.mDefaultAudioVideo)) {
+        if (sStatic.isPlaybackActive() && btRoute != null && (types & ROUTE_TYPE_LIVE_AUDIO) != 0
+                && (route == btRoute || route == sStatic.mDefaultAudioVideo)) {
             try {
                 sStatic.mAudioService.setBluetoothA2dpOn(route == btRoute);
                 // TODO: Remove the following logging when no longer needed.
diff --git a/packages/PrintSpooler/res/values-pt-rPT/strings.xml b/packages/PrintSpooler/res/values-pt-rPT/strings.xml
index 174789f..eac6d36 100644
--- a/packages/PrintSpooler/res/values-pt-rPT/strings.xml
+++ b/packages/PrintSpooler/res/values-pt-rPT/strings.xml
@@ -56,7 +56,7 @@
     <string name="print_select_printer" msgid="7388760939873368698">"Selecionar impressora"</string>
     <string name="print_forget_printer" msgid="5035287497291910766">"Esquecer impressora"</string>
     <plurals name="print_search_result_count_utterance" formatted="false" msgid="6997663738361080868">
-      <item quantity="one"><xliff:g id="COUNT_1">%1$s</xliff:g> printers found</item>
+      <item quantity="one"><xliff:g id="COUNT_0">%1$s</xliff:g> impressora encontrada</item>
       <item quantity="other"><xliff:g id="COUNT_1">%1$s</xliff:g> impressoras encontradas</item>
     </plurals>
     <string name="printer_extended_description_template" msgid="1366699227703381874">"<xliff:g id="PRINT_SERVICE_LABEL">%1$s</xliff:g> – <xliff:g id="PRINTER_DESCRIPTION">%2$s</xliff:g>"</string>
@@ -76,7 +76,7 @@
     <string name="disabled_services_title" msgid="7313253167968363211">"Serviços desativados"</string>
     <string name="all_services_title" msgid="5578662754874906455">"Todos os serviços"</string>
     <plurals name="print_services_recommendation_subtitle" formatted="false" msgid="5678487708807185138">
-      <item quantity="one">Install to discover <xliff:g id="COUNT_1">%1$s</xliff:g> printers</item>
+      <item quantity="one">Instale para detetar <xliff:g id="COUNT_0">%1$s</xliff:g> impressora</item>
       <item quantity="other">Instale para detetar <xliff:g id="COUNT_1">%1$s</xliff:g> impressoras</item>
     </plurals>
     <string name="printing_notification_title_template" msgid="295903957762447362">"A imprimir <xliff:g id="PRINT_JOB_NAME">%1$s</xliff:g>"</string>
diff --git a/packages/SettingsLib/res/values-pt-rBR/arrays.xml b/packages/SettingsLib/res/values-pt-rBR/arrays.xml
index a444b59..e3f287b 100644
--- a/packages/SettingsLib/res/values-pt-rBR/arrays.xml
+++ b/packages/SettingsLib/res/values-pt-rBR/arrays.xml
@@ -190,9 +190,9 @@
   </string-array>
   <string-array name="animator_duration_scale_entries">
     <item msgid="6039901060648228241">"Animação desativada"</item>
-    <item msgid="1138649021950863198">"Escala de animação 5x"</item>
+    <item msgid="1138649021950863198">"Escala de animação 0,5x"</item>
     <item msgid="4394388961370833040">"Escala de animação 1x"</item>
-    <item msgid="8125427921655194973">"Escala de animação 1.5 x"</item>
+    <item msgid="8125427921655194973">"Escala de animação 1,5x"</item>
     <item msgid="3334024790739189573">"Escala de animação 2x"</item>
     <item msgid="3170120558236848008">"Escala de animação 5x"</item>
     <item msgid="1069584980746680398">"Escala de animação 10x"</item>
diff --git a/packages/SystemUI/res-keyguard/values-pt-rPT/strings.xml b/packages/SystemUI/res-keyguard/values-pt-rPT/strings.xml
index f3fa491..6bdf2d9 100644
--- a/packages/SystemUI/res-keyguard/values-pt-rPT/strings.xml
+++ b/packages/SystemUI/res-keyguard/values-pt-rPT/strings.xml
@@ -93,12 +93,12 @@
     <string name="kg_failed_attempts_almost_at_login" product="default" msgid="8364140853305528449">"Desenhou a sequência de desbloqueio incorretamente <xliff:g id="NUMBER_0">%1$d</xliff:g> vezes. Após mais <xliff:g id="NUMBER_1">%2$d</xliff:g> tentativas sem êxito, ser-lhe-á pedido para desbloquear o telemóvel através de uma conta de email.\n\n Tente novamente dentro de <xliff:g id="NUMBER_2">%3$d</xliff:g> segundos."</string>
     <string name="kg_password_wrong_pin_code_pukked" msgid="3389829202093674267">"Código PIN do cartão SIM incorreto. Tem de contactar o seu operador para desbloquear o dispositivo."</string>
     <plurals name="kg_password_wrong_pin_code" formatted="false" msgid="4314341367727055967">
-      <item quantity="one">Incorrect SIM PIN code, you have <xliff:g id="NUMBER_1">%d</xliff:g> remaining attempts.</item>
+      <item quantity="one">Código PIN do cartão SIM incorreto. Tem mais <xliff:g id="NUMBER_0">%d</xliff:g> tentativa antes de precisar de contactar o seu operador para desbloquear o dispositivo.</item>
       <item quantity="other">Código PIN do cartão SIM incorreto. Tem mais <xliff:g id="NUMBER_1">%d</xliff:g> tentativas.</item>
     </plurals>
     <string name="kg_password_wrong_puk_code_dead" msgid="3329017604125179374">"Cartão SIM inutilizável. Contacte o seu operador."</string>
     <plurals name="kg_password_wrong_puk_code" formatted="false" msgid="2287504898931957513">
-      <item quantity="one">Incorrect SIM PUK code, you have <xliff:g id="NUMBER_1">%d</xliff:g> remaining attempts before SIM becomes permanently unusable.</item>
+      <item quantity="one">Código PUK do cartão SIM incorreto. Tem mais <xliff:g id="NUMBER_0">%d</xliff:g> tentativa antes de o cartão SIM ficar permanentemente inutilizável.</item>
       <item quantity="other">Código PUK do cartão SIM incorreto. Tem mais <xliff:g id="NUMBER_1">%d</xliff:g> tentativas antes de o cartão SIM ficar permanentemente inutilizável.</item>
     </plurals>
     <string name="kg_password_pin_failed" msgid="8769990811451236223">"Falha ao introduzir o PIN do cartão SIM!"</string>
@@ -119,15 +119,15 @@
     <string name="kg_prompt_reason_device_admin" msgid="3452168247888906179">"Dispositivo bloqueado pelo administrador"</string>
     <string name="kg_prompt_reason_user_request" msgid="8236951765212462286">"O dispositivo foi bloqueado manualmente"</string>
     <plurals name="kg_prompt_reason_time_pattern" formatted="false" msgid="71299470072448533">
-      <item quantity="one">Device hasn\'t been unlocked for <xliff:g id="NUMBER_1">%d</xliff:g> hours. Confirm pattern.</item>
+      <item quantity="one">O dispositivo não é desbloqueado há <xliff:g id="NUMBER_0">%d</xliff:g> hora. Confirme o padrão.</item>
       <item quantity="other">O dispositivo não é desbloqueado há <xliff:g id="NUMBER_1">%d</xliff:g> horas. Confirme o padrão.</item>
     </plurals>
     <plurals name="kg_prompt_reason_time_pin" formatted="false" msgid="34586942088144385">
-      <item quantity="one">Device hasn\'t been unlocked for <xliff:g id="NUMBER_1">%d</xliff:g> hours. Confirm PIN.</item>
+      <item quantity="one">O dispositivo não é desbloqueado há <xliff:g id="NUMBER_0">%d</xliff:g> hora. Confirme o PIN.</item>
       <item quantity="other">O dispositivo não é desbloqueado há <xliff:g id="NUMBER_1">%d</xliff:g> horas. Confirme o PIN.</item>
     </plurals>
     <plurals name="kg_prompt_reason_time_password" formatted="false" msgid="257297696215346527">
-      <item quantity="one">Device hasn\'t been unlocked for <xliff:g id="NUMBER_1">%d</xliff:g> hours. Confirm password.</item>
+      <item quantity="one">O dispositivo não é desbloqueado há <xliff:g id="NUMBER_0">%d</xliff:g> hora. Confirme a palavra-passe.</item>
       <item quantity="other">O dispositivo não é desbloqueado há <xliff:g id="NUMBER_1">%d</xliff:g> horas. Confirme a palavra-passe.</item>
     </plurals>
     <string name="fingerprint_not_recognized" msgid="348813995267914625">"Não reconhecido"</string>
diff --git a/packages/SystemUI/res/layout/zen_mode_condition.xml b/packages/SystemUI/res/layout/zen_mode_condition.xml
index 2b4a0f5..ab52465 100644
--- a/packages/SystemUI/res/layout/zen_mode_condition.xml
+++ b/packages/SystemUI/res/layout/zen_mode_condition.xml
@@ -27,6 +27,8 @@
         android:id="@android:id/content"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:minHeight="48dp"
+        android:gravity="center_vertical"
         android:layout_centerVertical="true"
         android:orientation="vertical"
         android:layout_toEndOf="@android:id/checkbox"
@@ -79,4 +81,4 @@
         android:tint="?android:attr/textColorPrimary"
         android:src="@drawable/ic_qs_plus" />
 
-</RelativeLayout>
\ No newline at end of file
+</RelativeLayout>
diff --git a/packages/SystemUI/res/layout/zen_mode_panel.xml b/packages/SystemUI/res/layout/zen_mode_panel.xml
index 4261641..5516983 100644
--- a/packages/SystemUI/res/layout/zen_mode_panel.xml
+++ b/packages/SystemUI/res/layout/zen_mode_panel.xml
@@ -93,7 +93,7 @@
 
         </RelativeLayout>
 
-        <LinearLayout
+        <com.android.systemui.volume.ZenRadioLayout
             android:id="@+id/zen_conditions"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
@@ -111,7 +111,7 @@
                 android:layout_width="fill_parent"
                 android:layout_height="fill_parent"
                 android:orientation="vertical"/>
-        </LinearLayout>
+        </com.android.systemui.volume.ZenRadioLayout>
 
         <TextView
             android:id="@+id/zen_alarm_warning"
diff --git a/packages/SystemUI/res/values-pt-rBR/strings.xml b/packages/SystemUI/res/values-pt-rBR/strings.xml
index 7d7c9c6..0614849 100644
--- a/packages/SystemUI/res/values-pt-rBR/strings.xml
+++ b/packages/SystemUI/res/values-pt-rBR/strings.xml
@@ -775,4 +775,5 @@
     <string name="qs_dnd_replace" msgid="8019520786644276623">"Substituir"</string>
     <string name="running_foreground_services_title" msgid="381024150898615683">"Apps sendo executados em segundo plano"</string>
     <string name="running_foreground_services_msg" msgid="6326247670075574355">"Tocar para ver detalhes sobre a bateria e o uso de dados"</string>
+    <string name="data_usage_disable_mobile" msgid="5116269981510015864">"Desativar os dados móveis?"</string>
 </resources>
diff --git a/packages/SystemUI/res/values-pt-rPT/strings.xml b/packages/SystemUI/res/values-pt-rPT/strings.xml
index b40b6d4..65bed3c 100644
--- a/packages/SystemUI/res/values-pt-rPT/strings.xml
+++ b/packages/SystemUI/res/values-pt-rPT/strings.xml
@@ -26,7 +26,7 @@
     <string name="status_bar_no_recent_apps" msgid="7374907845131203189">"Os ecrãs recentes aparecem aqui"</string>
     <string name="status_bar_accessibility_dismiss_recents" msgid="4576076075226540105">"Ignorar aplicações recentes"</string>
     <plurals name="status_bar_accessibility_recent_apps" formatted="false" msgid="9138535907802238759">
-      <item quantity="one">%d ecrã na Vista geral</item>
+      <item quantity="one">1 ecrã na Vista geral</item>
       <item quantity="other">%d ecrãs na Vista geral</item>
     </plurals>
     <string name="status_bar_no_notifications_title" msgid="4755261167193833213">"Sem notificações"</string>
@@ -252,7 +252,7 @@
     <string name="accessibility_clear_all" msgid="5235938559247164925">"Limpar todas as notificações."</string>
     <string name="notification_group_overflow_indicator" msgid="1863231301642314183">"+ <xliff:g id="NUMBER">%s</xliff:g>"</string>
     <plurals name="notification_group_overflow_description" formatted="false" msgid="4579313201268495404">
-      <item quantity="one">Mais <xliff:g id="NUMBER_1">%s</xliff:g> notificação no grupo.</item>
+      <item quantity="one">Mais <xliff:g id="NUMBER_0">%s</xliff:g> notificação no grupo.</item>
       <item quantity="other">Mais <xliff:g id="NUMBER_1">%s</xliff:g> notificações no grupo.</item>
     </plurals>
     <string name="status_bar_notification_inspect_item_title" msgid="5668348142410115323">"Definições de notificação"</string>
@@ -556,12 +556,12 @@
     <string name="notification_default_channel_desc" msgid="2506053815870808359">"Esta aplicação não tem categorias de notificação"</string>
     <string name="notification_unblockable_desc" msgid="3561016061737896906">"Não é possível desativar as notificações desta aplicação"</string>
     <plurals name="notification_num_channels_desc" formatted="false" msgid="5492793452274077663">
-      <item quantity="one">1 de <xliff:g id="NUMBER_1">%d</xliff:g> categoria de notificação desta aplicação</item>
+      <item quantity="one">1 de <xliff:g id="NUMBER_0">%d</xliff:g> categoria de notificação desta aplicação</item>
       <item quantity="other">1 de <xliff:g id="NUMBER_1">%d</xliff:g> categorias de notificação desta aplicação</item>
     </plurals>
     <string name="notification_channels_list_desc_2" msgid="6214732715833946441">"<xliff:g id="CHANNEL_NAME_1">%1$s</xliff:g>, <xliff:g id="CHANNEL_NAME_2">%2$s</xliff:g>"</string>
     <plurals name="notification_channels_list_desc_2_and_others" formatted="false" msgid="2747813553355336157">
-      <item quantity="one"><xliff:g id="CHANNEL_NAME_1_3">%1$s</xliff:g>, <xliff:g id="CHANNEL_NAME_2_4">%2$s</xliff:g> e mais <xliff:g id="NUMBER_5">%3$d</xliff:g></item>
+      <item quantity="one"><xliff:g id="CHANNEL_NAME_1_0">%1$s</xliff:g>, <xliff:g id="CHANNEL_NAME_2_1">%2$s</xliff:g> e mais <xliff:g id="NUMBER_2">%3$d</xliff:g></item>
       <item quantity="other"><xliff:g id="CHANNEL_NAME_1_3">%1$s</xliff:g>, <xliff:g id="CHANNEL_NAME_2_4">%2$s</xliff:g> e mais <xliff:g id="NUMBER_5">%3$d</xliff:g></item>
     </plurals>
     <string name="notification_channel_controls_opened_accessibility" msgid="6553950422055908113">"Controlos de notificações da aplicação <xliff:g id="APP_NAME">%1$s</xliff:g> abertos"</string>
@@ -577,11 +577,11 @@
     <string name="snooze_undo" msgid="6074877317002985129">"ANULAR"</string>
     <string name="snoozed_for_time" msgid="2390718332980204462">"Suspensa por <xliff:g id="TIME_AMOUNT">%1$s</xliff:g>"</string>
     <plurals name="snoozeHourOptions" formatted="false" msgid="2124335842674413030">
-      <item quantity="one">%d horas</item>
+      <item quantity="one">%d hora</item>
       <item quantity="other">%d horas</item>
     </plurals>
     <plurals name="snoozeMinuteOptions" formatted="false" msgid="4127251700591510196">
-      <item quantity="one">%d minutos</item>
+      <item quantity="one">%d minuto</item>
       <item quantity="other">%d minutos</item>
     </plurals>
     <string name="battery_panel_title" msgid="7944156115535366613">"Utiliz. da bateria"</string>
@@ -773,4 +773,5 @@
     <string name="qs_dnd_replace" msgid="8019520786644276623">"Substituir"</string>
     <string name="running_foreground_services_title" msgid="381024150898615683">"Aplicações em execução em segundo plano"</string>
     <string name="running_foreground_services_msg" msgid="6326247670075574355">"Toque para obter detalhes acerca da utilização da bateria e dos dados"</string>
+    <string name="data_usage_disable_mobile" msgid="5116269981510015864">"Pretende desativar os dados móveis?"</string>
 </resources>
diff --git a/packages/SystemUI/res/values-pt-rPT/strings_tv.xml b/packages/SystemUI/res/values-pt-rPT/strings_tv.xml
index a621877..ee90009 100644
--- a/packages/SystemUI/res/values-pt-rPT/strings_tv.xml
+++ b/packages/SystemUI/res/values-pt-rPT/strings_tv.xml
@@ -19,7 +19,7 @@
 
 <resources xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
-    <string name="notification_channel_tv_pip" msgid="134047986446577723">"Imagem na imagem"</string>
+    <string name="notification_channel_tv_pip" msgid="134047986446577723">"Ecrã no ecrã"</string>
     <string name="pip_notification_unknown_title" msgid="6289156118095849438">"(Sem título do programa)"</string>
     <string name="pip_close" msgid="3480680679023423574">"Fechar PIP"</string>
     <string name="pip_fullscreen" msgid="8604643018538487816">"Ecrã inteiro"</string>
diff --git a/packages/SystemUI/src/com/android/systemui/colorextraction/SysuiColorExtractor.java b/packages/SystemUI/src/com/android/systemui/colorextraction/SysuiColorExtractor.java
index fe8373f..9ba7be8 100644
--- a/packages/SystemUI/src/com/android/systemui/colorextraction/SysuiColorExtractor.java
+++ b/packages/SystemUI/src/com/android/systemui/colorextraction/SysuiColorExtractor.java
@@ -31,11 +31,16 @@
 import com.android.internal.colorextraction.ColorExtractor;
 import com.android.internal.colorextraction.types.ExtractionType;
 import com.android.internal.colorextraction.types.Tonal;
+import com.android.systemui.Dumpable;
+
+import java.io.FileDescriptor;
+import java.io.PrintWriter;
+import java.util.Arrays;
 
 /**
  * ColorExtractor aware of wallpaper visibility
  */
-public class SysuiColorExtractor extends ColorExtractor {
+public class SysuiColorExtractor extends ColorExtractor implements Dumpable {
     private static final String TAG = "SysuiColorExtractor";
     private boolean mWallpaperVisible;
     // Colors to return when the wallpaper isn't visible
@@ -134,6 +139,11 @@
      * @return colors
      */
     public GradientColors getColors(int which, int type, boolean ignoreWallpaperVisibility) {
+        // mWallpaperVisible only handles the "system wallpaper" and will be always set to false
+        // if we have different lock and system wallpapers.
+        if (which == WallpaperManager.FLAG_LOCK) {
+            ignoreWallpaperVisibility = true;
+        }
         if (mWallpaperVisible || ignoreWallpaperVisibility) {
             return super.getColors(which, type);
         } else {
@@ -149,4 +159,20 @@
         }
     }
 
+    @Override
+    public void dump(FileDescriptor fd, PrintWriter pw, String[] args) {
+        pw.println("SysuiColorExtractor:");
+
+        pw.println("  Current wallpaper colors:");
+        pw.println("    system: " + mSystemColors);
+        pw.println("    lock: " + mLockColors);
+
+        GradientColors[] system = mGradientColors.get(WallpaperManager.FLAG_SYSTEM);
+        GradientColors[] lock = mGradientColors.get(WallpaperManager.FLAG_LOCK);
+        pw.println("  Gradients:");
+        pw.println("    system: " + Arrays.toString(system));
+        pw.println("    lock: " + Arrays.toString(lock));
+        pw.println("  Default scrim: " + mWpHiddenColors);
+
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java b/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
index 1dc37cd..8847452 100644
--- a/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
+++ b/packages/SystemUI/src/com/android/systemui/doze/DozeUi.java
@@ -100,7 +100,6 @@
 
     private boolean shouldAnimateWakeup(DozeMachine.State state) {
         switch (state) {
-            case DOZE_AOD:
             case DOZE_REQUEST_PULSE:
             case DOZE_PULSING:
             case DOZE_PULSE_DONE:
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/ScreenLifecycle.java b/packages/SystemUI/src/com/android/systemui/keyguard/ScreenLifecycle.java
index 3f39dfe..b6fce44 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/ScreenLifecycle.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/ScreenLifecycle.java
@@ -16,6 +16,8 @@
 
 package com.android.systemui.keyguard;
 
+import android.os.Trace;
+
 import com.android.systemui.Dumpable;
 
 import java.io.FileDescriptor;
@@ -38,22 +40,22 @@
     }
 
     public void dispatchScreenTurningOn() {
-        mScreenState = SCREEN_TURNING_ON;
+        setScreenState(SCREEN_TURNING_ON);
         dispatch(Observer::onScreenTurningOn);
     }
 
     public void dispatchScreenTurnedOn() {
-        mScreenState = SCREEN_ON;
+        setScreenState(SCREEN_ON);
         dispatch(Observer::onScreenTurnedOn);
     }
 
     public void dispatchScreenTurningOff() {
-        mScreenState = SCREEN_TURNING_OFF;
+        setScreenState(SCREEN_TURNING_OFF);
         dispatch(Observer::onScreenTurningOff);
     }
 
     public void dispatchScreenTurnedOff() {
-        mScreenState = SCREEN_OFF;
+        setScreenState(SCREEN_OFF);
         dispatch(Observer::onScreenTurnedOff);
     }
 
@@ -63,6 +65,11 @@
         pw.println("  mScreenState=" + mScreenState);
     }
 
+    private void setScreenState(int screenState) {
+        mScreenState = screenState;
+        Trace.traceCounter(Trace.TRACE_TAG_APP, "screenState", screenState);
+    }
+
     public interface Observer {
         default void onScreenTurningOn() {}
         default void onScreenTurnedOn() {}
diff --git a/packages/SystemUI/src/com/android/systemui/keyguard/WakefulnessLifecycle.java b/packages/SystemUI/src/com/android/systemui/keyguard/WakefulnessLifecycle.java
index 578e6fb..951c0ea 100644
--- a/packages/SystemUI/src/com/android/systemui/keyguard/WakefulnessLifecycle.java
+++ b/packages/SystemUI/src/com/android/systemui/keyguard/WakefulnessLifecycle.java
@@ -16,6 +16,8 @@
 
 package com.android.systemui.keyguard;
 
+import android.os.Trace;
+
 import com.android.systemui.Dumpable;
 
 import java.io.FileDescriptor;
@@ -39,22 +41,22 @@
     }
 
     public void dispatchStartedWakingUp() {
-        mWakefulness = WAKEFULNESS_WAKING;
+        setWakefulness(WAKEFULNESS_WAKING);
         dispatch(Observer::onStartedWakingUp);
     }
 
     public void dispatchFinishedWakingUp() {
-        mWakefulness = WAKEFULNESS_AWAKE;
+        setWakefulness(WAKEFULNESS_AWAKE);
         dispatch(Observer::onFinishedWakingUp);
     }
 
     public void dispatchStartedGoingToSleep() {
-        mWakefulness = WAKEFULNESS_GOING_TO_SLEEP;
+        setWakefulness(WAKEFULNESS_GOING_TO_SLEEP);
         dispatch(Observer::onStartedGoingToSleep);
     }
 
     public void dispatchFinishedGoingToSleep() {
-        mWakefulness = WAKEFULNESS_ASLEEP;
+        setWakefulness(WAKEFULNESS_ASLEEP);
         dispatch(Observer::onFinishedGoingToSleep);
     }
 
@@ -64,6 +66,11 @@
         pw.println("  mWakefulness=" + mWakefulness);
     }
 
+    private void setWakefulness(int wakefulness) {
+        mWakefulness = wakefulness;
+        Trace.traceCounter(Trace.TRACE_TAG_APP, "wakefulness", wakefulness);
+    }
+
     public interface Observer {
         default void onStartedWakingUp() {}
         default void onFinishedWakingUp() {}
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
index 14afbfa..c691498 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/BluetoothTile.java
@@ -269,7 +269,7 @@
                     item.icon = R.drawable.ic_qs_bluetooth_on;
                     item.line1 = device.getName();
                     item.tag = device;
-                    int state = mController.getMaxConnectionState(device);
+                    int state = device.getMaxConnectionState();
                     if (state == BluetoothProfile.STATE_CONNECTED) {
                         item.icon = R.drawable.ic_qs_bluetooth_connected;
                         int batteryLevel = device.getBatteryLevel();
diff --git a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
index 7391509..d9984f7 100644
--- a/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
+++ b/packages/SystemUI/src/com/android/systemui/qs/tiles/WifiTile.java
@@ -324,12 +324,30 @@
         @Override
         public void onAccessPointsChanged(final List<AccessPoint> accessPoints) {
             mAccessPoints = accessPoints.toArray(new AccessPoint[accessPoints.size()]);
+            filterUnreachableAPs();
+
             updateItems();
             if (accessPoints != null && accessPoints.size() > 0) {
                 fireScanStateChanged(false);
             }
         }
 
+        /** Filter unreachable APs from mAccessPoints */
+        private void filterUnreachableAPs() {
+            int numReachable = 0;
+            for (AccessPoint ap : mAccessPoints) {
+                if (ap.isReachable()) numReachable++;
+            }
+            if (numReachable != mAccessPoints.length) {
+                AccessPoint[] unfiltered = mAccessPoints;
+                mAccessPoints = new AccessPoint[numReachable];
+                int i = 0;
+                for (AccessPoint ap : unfiltered) {
+                    if (ap.isReachable()) mAccessPoints[i++] = ap;
+                }
+            }
+        }
+
         @Override
         public void onSettingsActivityTriggered(Intent settingsIntent) {
             mActivityStarter.postStartActivityDismissingKeyguard(settingsIntent, 0);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java
index 2dc467f..2283c13 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/DozeScrimController.java
@@ -322,7 +322,7 @@
             mHandler.removeCallbacks(mPulseOutExtended);
             if (DEBUG) Log.d(TAG, "Pulse out, mDozing=" + mDozing);
             if (!mDozing) return;
-            startScrimAnimation(true /* inFront */, mDozeParameters.getAlwaysOn() ? 0 : 1,
+            startScrimAnimation(true /* inFront */, 1,
                     mDozeParameters.getPulseOutDuration(),
                     Interpolators.ALPHA_IN, mPulseOutFinished);
         }
@@ -336,6 +336,9 @@
 
             // Signal that the pulse is all finished so we can turn the screen off now.
             pulseFinished();
+            if (mDozeParameters.getAlwaysOn()) {
+                mScrimController.setDozeInFrontAlpha(0);
+            }
         }
     };
 }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
index b4fe900..02202cf 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/FingerprintUnlockController.java
@@ -166,14 +166,6 @@
             }
             mHandler.postDelayed(mReleaseFingerprintWakeLockRunnable,
                     FINGERPRINT_WAKELOCK_TIMEOUT_MS);
-
-            if (pulsingOrAod()) {
-                // If we are waking the device up while we are pulsing the clock and the
-                // notifications would light up first, creating an unpleasant animation.
-                // Defer changing the screen brightness by forcing doze brightness on our window
-                // until the clock and the notifications are faded out.
-                mStatusBarWindowManager.setForceDozeBrightness(true);
-            }
         }
         Trace.endSection();
     }
@@ -194,6 +186,13 @@
         }
         boolean wasDeviceInteractive = mUpdateMonitor.isDeviceInteractive();
         mMode = calculateMode();
+        if (mMode == MODE_WAKE_AND_UNLOCK_PULSING && pulsingOrAod()) {
+            // If we are waking the device up while we are pulsing the clock and the
+            // notifications would light up first, creating an unpleasant animation.
+            // Defer changing the screen brightness by forcing doze brightness on our window
+            // until the clock and the notifications are faded out.
+            mStatusBarWindowManager.setForceDozeBrightness(true);
+        }
         if (!wasDeviceInteractive) {
             if (DEBUG_FP_WAKELOCK) {
                 Log.i(TAG, "fp wakelock: Authenticated, waking up...");
@@ -244,9 +243,6 @@
             case MODE_NONE:
                 break;
         }
-        if (mMode != MODE_WAKE_AND_UNLOCK_PULSING) {
-            mStatusBarWindowManager.setForceDozeBrightness(false);
-        }
         mStatusBar.notifyFpAuthModeChanged();
         Trace.endSection();
     }
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBouncer.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBouncer.java
index 95f32bb..49bac99 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBouncer.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/KeyguardBouncer.java
@@ -249,6 +249,7 @@
         mKeyguardView.setViewMediatorCallback(mCallback);
         mContainer.addView(mRoot, mContainer.getChildCount());
         mRoot.setVisibility(View.INVISIBLE);
+        mRoot.dispatchApplyWindowInsets(mRoot.getRootWindowInsets());
     }
 
     protected void removeView() {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
index 0c62096..cca6ae0 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelView.java
@@ -232,6 +232,7 @@
     private int mAmbientIndicationBottomPadding;
     private boolean mIsFullWidth;
     private float mDarkAmount;
+    private float mDarkAmountTarget;
     private LockscreenGestureLogger mLockscreenGestureLogger = new LockscreenGestureLogger();
     private boolean mNoVisibleNotifications = true;
     private ValueAnimator mDarkAnimator;
@@ -2590,8 +2591,13 @@
             return;
         }
         if (mDarkAnimator != null && mDarkAnimator.isRunning()) {
-            mDarkAnimator.cancel();
+            if (animate && mDarkAmountTarget == darkAmount) {
+                return;
+            } else {
+                mDarkAnimator.cancel();
+            }
         }
+        mDarkAmountTarget = darkAmount;
         if (animate) {
             mDarkAnimator = ObjectAnimator.ofFloat(this, SET_DARK_AMOUNT_PROPERTY, darkAmount);
             mDarkAnimator.setInterpolator(Interpolators.LINEAR_OUT_SLOW_IN);
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
index f3ba5aa..d1ef035 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/PhoneStatusBarPolicy.java
@@ -196,8 +196,7 @@
         }
 
         // TTY status
-        mIconController.setIcon(mSlotTty, R.drawable.stat_sys_tty_mode, null);
-        mIconController.setIconVisibility(mSlotTty, false);
+        updateTTY();
 
         // bluetooth status
         updateBluetooth();
@@ -419,9 +418,17 @@
         mIconController.setIconVisibility(mSlotBluetooth, bluetoothEnabled);
     }
 
-    private final void updateTTY(Intent intent) {
-        int currentTtyMode = intent.getIntExtra(TelecomManager.EXTRA_CURRENT_TTY_MODE,
-                TelecomManager.TTY_MODE_OFF);
+    private final void updateTTY() {
+        TelecomManager telecomManager =
+                (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE);
+        if (telecomManager == null) {
+            updateTTY(TelecomManager.TTY_MODE_OFF);
+        } else {
+            updateTTY(telecomManager.getCurrentTtyMode());
+        }
+    }
+
+    private final void updateTTY(int currentTtyMode) {
         boolean enabled = currentTtyMode != TelecomManager.TTY_MODE_OFF;
 
         if (DEBUG) Log.v(TAG, "updateTTY: enabled: " + enabled);
@@ -754,7 +761,8 @@
             } else if (action.equals(TelephonyIntents.ACTION_SIM_STATE_CHANGED)) {
                 updateSimState(intent);
             } else if (action.equals(TelecomManager.ACTION_CURRENT_TTY_MODE_CHANGED)) {
-                updateTTY(intent);
+                updateTTY(intent.getIntExtra(TelecomManager.EXTRA_CURRENT_TTY_MODE,
+                        TelecomManager.TTY_MODE_OFF));
             } else if (action.equals(Intent.ACTION_MANAGED_PROFILE_AVAILABLE) ||
                     action.equals(Intent.ACTION_MANAGED_PROFILE_UNAVAILABLE) ||
                     action.equals(Intent.ACTION_MANAGED_PROFILE_REMOVED)) {
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
index 384d95c..136c158 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBar.java
@@ -119,6 +119,7 @@
 import android.util.SparseArray;
 import android.util.SparseBooleanArray;
 import android.view.Display;
+import android.view.HapticFeedbackConstants;
 import android.view.IWindowManager;
 import android.view.KeyEvent;
 import android.view.LayoutInflater;
@@ -3508,6 +3509,14 @@
             pw.print  ("      ");
             mStackScroller.dump(fd, pw, args);
         }
+        pw.println("  Theme:");
+        if (mOverlayManager == null) {
+            pw.println("    overlay manager not initialized!");
+        } else {
+            pw.println("    dark overlay on: " + isUsingDarkTheme());
+        }
+        final boolean lightWpTheme = mContext.getThemeResId() == R.style.Theme_SystemUI_Light;
+        pw.println("    light wallpaper theme: " + lightWpTheme);
 
         DozeLog.dump(pw);
 
@@ -3711,7 +3720,6 @@
                 }
             }
             else if (Intent.ACTION_SCREEN_OFF.equals(action)) {
-                notifyHeadsUpScreenOff();
                 finishBarAnimations();
                 resetUserExpandedStates();
             }
@@ -4611,6 +4619,7 @@
     }
 
     private void updateDozingState() {
+        Trace.traceCounter(Trace.TRACE_TAG_APP, "dozing", mDozing ? 1 : 0);
         Trace.beginSection("StatusBar#updateDozingState");
         boolean animate = !mDozing && mDozeServiceHost.shouldAnimateWakeup();
         mNotificationPanel.setDozing(mDozing, animate);
@@ -4714,6 +4723,7 @@
         // Make our window larger and the panel expanded.
         makeExpandedVisible(true);
         mNotificationPanel.expand(false /* animate */);
+        recomputeDisableFlags(false /* animate */);
     }
 
     private void instantCollapseNotificationPanel() {
@@ -5151,6 +5161,7 @@
 
         @Override
         public void onStartedGoingToSleep() {
+            notifyHeadsUpGoingToSleep();
             dismissVolumeDialog();
         }
 
@@ -5492,6 +5503,11 @@
 
         @Override
         public void setAnimateWakeup(boolean animateWakeup) {
+            if (mWakefulnessLifecycle.getWakefulness() == WAKEFULNESS_AWAKE
+                    || mWakefulnessLifecycle.getWakefulness() == WAKEFULNESS_WAKING) {
+                // Too late to change the wakeup animation.
+                return;
+            }
             mAnimateWakeup = animateWakeup;
         }
 
@@ -6347,6 +6363,7 @@
                 if (row.isDark()) {
                     return false;
                 }
+                v.performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
                 if (row.areGutsExposed()) {
                     closeAndSaveGuts(false /* removeLeavebehind */, false /* force */,
                             true /* removeControls */, -1 /* x */, -1 /* y */,
@@ -7237,7 +7254,7 @@
         setAreThereNotifications();
     }
 
-    protected void notifyHeadsUpScreenOff() {
+    protected void notifyHeadsUpGoingToSleep() {
         maybeEscalateHeadsUp();
     }
 
diff --git a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java
index 73ec0a4..ad47411 100644
--- a/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java
+++ b/packages/SystemUI/src/com/android/systemui/volume/VolumeDialogControllerImpl.java
@@ -913,11 +913,7 @@
 
         @Override
         public void onRemoteUpdate(Token token, String name, PlaybackInfo pi) {
-            if (!mRemoteStreams.containsKey(token)) {
-                mRemoteStreams.put(token, mNextStream);
-                if (D.BUG) Log.d(TAG, "onRemoteUpdate: " + name + " is stream " + mNextStream);
-                mNextStream++;
-            }
+            addStream(token, "onRemoteUpdate");
             final int stream = mRemoteStreams.get(token);
             boolean changed = mState.states.indexOfKey(stream) < 0;
             final StreamState ss = streamStateW(stream);
@@ -942,6 +938,7 @@
 
         @Override
         public void onRemoteVolumeChanged(Token token, int flags) {
+            addStream(token, "onRemoteVolumeChanged");
             final int stream = mRemoteStreams.get(token);
             final boolean showUI = shouldShowUI(flags);
             boolean changed = updateActiveStreamW(stream);
@@ -958,6 +955,11 @@
 
         @Override
         public void onRemoteRemoved(Token token) {
+            if (!mRemoteStreams.containsKey(token)) {
+                if (D.BUG) Log.d(TAG, "onRemoteRemoved: stream doesn't exist, "
+                        + "aborting remote removed for token:" +  token.toString());
+                return;
+            }
             final int stream = mRemoteStreams.get(token);
             mState.states.remove(stream);
             if (mState.activeStream == stream) {
@@ -983,6 +985,15 @@
             }
             return null;
         }
+
+        private void addStream(Token token, String triggeringMethod) {
+            if (!mRemoteStreams.containsKey(token)) {
+                mRemoteStreams.put(token, mNextStream);
+                if (D.BUG) Log.d(TAG, triggeringMethod + ": added stream " +  mNextStream
+                        + " from token + "+ token.toString());
+                mNextStream++;
+            }
+        }
     }
 
     public interface UserActivityListener {
diff --git a/packages/SystemUI/src/com/android/systemui/volume/ZenRadioLayout.java b/packages/SystemUI/src/com/android/systemui/volume/ZenRadioLayout.java
new file mode 100644
index 0000000..5dbcd8a
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/volume/ZenRadioLayout.java
@@ -0,0 +1,62 @@
+/*
+ * Copyright (C) 2017 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
+ * except in compliance with the License. You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software distributed under the
+ * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied. See the License for the specific language governing
+ * permissions and limitations under the License.
+ */
+
+package com.android.systemui.volume;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.LinearLayout;
+
+/**
+ * Specialized layout for zen mode that allows the radio buttons to reside within
+ * a RadioGroup, but also makes sure that all the heights off the radio buttons align
+ * with the corresponding content in the second child of this view.
+ */
+public class ZenRadioLayout extends LinearLayout {
+
+    public ZenRadioLayout(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    /**
+     * Run 2 measurement passes, 1 that figures out the size of the content, and another
+     * that sets the size of the radio buttons to the heights of the corresponding content.
+     */
+    @Override
+    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
+        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+
+        ViewGroup radioGroup = (ViewGroup) getChildAt(0);
+        ViewGroup radioContent = (ViewGroup) getChildAt(1);
+        int size = radioGroup.getChildCount();
+        if (size != radioContent.getChildCount()) {
+            throw new IllegalStateException("Expected matching children");
+        }
+        boolean hasChanges = false;
+        for (int i = 0; i < size; i++) {
+            View radio = radioGroup.getChildAt(i);
+            View content = radioContent.getChildAt(i);
+            if (radio.getLayoutParams().height != content.getMeasuredHeight()) {
+                hasChanges = true;
+                radio.getLayoutParams().height = content.getMeasuredHeight();
+            }
+        }
+        // Measure again if any heights changed.
+        if (hasChanges) {
+            super.onMeasure(widthMeasureSpec, heightMeasureSpec);
+        }
+    }
+}
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index d6ca23f..a4849fc 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -4214,6 +4214,11 @@
     // OS: O DR
     ACTION_CAMERA_EVENT = 1032;
 
+    // OPEN: Settings > Trampoline Intent > Settings page
+    // CATEGORY: SETTINGS
+    // OS: O DR
+    TRAMPOLINE_SETTINGS_EVENT = 1033;
+
     // ---- End O-DR1 Constants, all O-DR1 constants go above this line ----
 
     // Add new aosp constants above this line.
diff --git a/services/core/java/com/android/server/StorageManagerService.java b/services/core/java/com/android/server/StorageManagerService.java
index f718e80..383cc8b 100644
--- a/services/core/java/com/android/server/StorageManagerService.java
+++ b/services/core/java/com/android/server/StorageManagerService.java
@@ -2955,6 +2955,11 @@
         synchronized (mLock) {
             mLocalUnlockedUsers = ArrayUtils.appendInt(mLocalUnlockedUsers, userId);
         }
+        if (userId == UserHandle.USER_SYSTEM) {
+            String propertyName = "sys.user." + userId + ".ce_available";
+            Slog.d(TAG, "Setting property: " + propertyName + "=true");
+            SystemProperties.set(propertyName, "true");
+        }
     }
 
     @Override
diff --git a/services/core/java/com/android/server/display/DisplayPowerController.java b/services/core/java/com/android/server/display/DisplayPowerController.java
index cbd02ac..e858edb 100644
--- a/services/core/java/com/android/server/display/DisplayPowerController.java
+++ b/services/core/java/com/android/server/display/DisplayPowerController.java
@@ -165,11 +165,11 @@
     // a stylish color fade animation instead.
     private boolean mColorFadeFadesConfig;
 
-    // True if we need to transition to the off state when coming out of a doze state.
-    // Some display hardware will show artifacts (flickers, etc) when transitioning from a doze
-    // to a fully on state. In order to hide these, we first transition to off to let the system
-    // animate the screen on as it normally would, which is a much smoother experience.
-    private boolean mTransitionOffAfterDozeConfig;
+    // True if we need to fake a transition to off when coming out of a doze state.
+    // Some display hardware will blank itself when coming out of doze in order to hide
+    // artifacts. For these displays we fake a transition into OFF so that policy can appropriately
+    // blank itself and begin an appropriate power on animation.
+    private boolean mDisplayBlanksAfterDozeConfig;
 
     // The pending power request.
     // Initially null until the first call to requestPowerState.
@@ -416,8 +416,8 @@
         mColorFadeFadesConfig = resources.getBoolean(
                 com.android.internal.R.bool.config_animateScreenLights);
 
-        mTransitionOffAfterDozeConfig = resources.getBoolean(
-                com.android.internal.R.bool.config_displayTransitionOffAfterDoze);
+        mDisplayBlanksAfterDozeConfig = resources.getBoolean(
+                com.android.internal.R.bool.config_displayBlanksAfterDoze);
 
         if (!DEBUG_PRETEND_PROXIMITY_SENSOR_ABSENT) {
             mProximitySensor = mSensorManager.getDefaultSensor(Sensor.TYPE_PROXIMITY);
@@ -803,7 +803,7 @@
         // Notify policy about screen turned on.
         if (ready && state != Display.STATE_OFF
                 && mReportedScreenStateToPolicy == REPORTED_TO_POLICY_SCREEN_TURNING_ON) {
-            mReportedScreenStateToPolicy = REPORTED_TO_POLICY_SCREEN_ON;
+            setReportedScreenState(REPORTED_TO_POLICY_SCREEN_ON);
             mWindowManagerPolicy.screenTurnedOn();
         }
 
@@ -886,10 +886,10 @@
     }
 
     private boolean setScreenState(int state) {
-        return setScreenState(state, false /*force*/);
+        return setScreenState(state, false /*reportOnly*/);
     }
 
-    private boolean setScreenState(int state, boolean force) {
+    private boolean setScreenState(int state, boolean reportOnly) {
         final boolean isOff = (state == Display.STATE_OFF);
         if (mPowerState.getScreenState() != state) {
 
@@ -897,32 +897,24 @@
             // actually turn the screen off.
             if (isOff && !mScreenOffBecauseOfProximity) {
                 if (mReportedScreenStateToPolicy == REPORTED_TO_POLICY_SCREEN_ON) {
-                    mReportedScreenStateToPolicy = REPORTED_TO_POLICY_SCREEN_TURNING_OFF;
+                    setReportedScreenState(REPORTED_TO_POLICY_SCREEN_TURNING_OFF);
                     blockScreenOff();
                     mWindowManagerPolicy.screenTurningOff(mPendingScreenOffUnblocker);
-                    if (force) {
-                        // If we're forcing the power state transition then immediately
-                        // unblock the screen off event. This keeps the lifecycle consistent,
-                        // so WindowManagerPolicy will always see screenTurningOff before
-                        // screenTurnedOff, but we don't actually block on them for the state
-                        // change.
-                        unblockScreenOff();
-                    } else {
-                        return false;
-                    }
+                    unblockScreenOff();
                 } else if (mPendingScreenOffUnblocker != null) {
                     // Abort doing the state change until screen off is unblocked.
                     return false;
                 }
             }
 
-            mPowerState.setScreenState(state);
-
-            // Tell battery stats about the transition.
-            try {
-                mBatteryStats.noteScreenState(state);
-            } catch (RemoteException ex) {
-                // same process
+            if (!reportOnly) {
+                mPowerState.setScreenState(state);
+                // Tell battery stats about the transition.
+                try {
+                    mBatteryStats.noteScreenState(state);
+                } catch (RemoteException ex) {
+                    // same process
+                }
             }
         }
 
@@ -934,7 +926,7 @@
         // finished drawing underneath.
         if (isOff && mReportedScreenStateToPolicy != REPORTED_TO_POLICY_SCREEN_OFF
                 && !mScreenOffBecauseOfProximity) {
-            mReportedScreenStateToPolicy = REPORTED_TO_POLICY_SCREEN_OFF;
+            setReportedScreenState(REPORTED_TO_POLICY_SCREEN_OFF);
             unblockScreenOn();
             mWindowManagerPolicy.screenTurnedOff();
         } else if (!isOff
@@ -944,10 +936,10 @@
             // Complete the full state transition on -> turningOff -> off.
             unblockScreenOff();
             mWindowManagerPolicy.screenTurnedOff();
-            mReportedScreenStateToPolicy = REPORTED_TO_POLICY_SCREEN_OFF;
+            setReportedScreenState(REPORTED_TO_POLICY_SCREEN_OFF);
         }
         if (!isOff && mReportedScreenStateToPolicy == REPORTED_TO_POLICY_SCREEN_OFF) {
-            mReportedScreenStateToPolicy = REPORTED_TO_POLICY_SCREEN_TURNING_ON;
+            setReportedScreenState(REPORTED_TO_POLICY_SCREEN_TURNING_ON);
             if (mPowerState.getColorFadeLevel() == 0.0f) {
                 blockScreenOn();
             } else {
@@ -960,6 +952,11 @@
         return mPendingScreenOnUnblocker == null;
     }
 
+    private void setReportedScreenState(int state) {
+        Trace.traceCounter(Trace.TRACE_TAG_POWER, "ReportedScreenStateToPolicy", state);
+        mReportedScreenStateToPolicy = state;
+    }
+
     private int clampScreenBrightness(int value) {
         return MathUtils.constrain(
                 value, mScreenBrightnessRangeMinimum, mScreenBrightnessRangeMaximum);
@@ -989,15 +986,20 @@
             mPendingScreenOff = false;
         }
 
-        if (mTransitionOffAfterDozeConfig &&
-                Display.isDozeState(mPowerState.getScreenState())
+        if (mDisplayBlanksAfterDozeConfig
+                && Display.isDozeState(mPowerState.getScreenState())
                 && !Display.isDozeState(target)) {
-            setScreenState(Display.STATE_OFF, true /*force*/);
             // Skip the screen off animation and add a black surface to hide the
-            // contents of the screen. This will also trigger another power state update so that we
-            // end up converging on the target state.
+            // contents of the screen.
+            mPowerState.prepareColorFade(mContext,
+                    mColorFadeFadesConfig ? ColorFade.MODE_FADE : ColorFade.MODE_WARM_UP);
             mColorFadeOffAnimator.end();
-            return;
+            // Some display hardware will blank itself on the transition between doze and non-doze
+            // but still on display states. In this case we want to report to policy that the
+            // display has turned off so it can prepare the appropriate power on animation, but we
+            // don't want to actually transition to the fully off state since that takes
+            // significantly longer to transition from.
+            setScreenState(Display.STATE_OFF, target != Display.STATE_OFF /*reportOnly*/);
         }
 
         // If we were in the process of turning off the screen but didn't quite
@@ -1295,7 +1297,8 @@
         pw.println("  mAppliedLowPower=" + mAppliedLowPower);
         pw.println("  mPendingScreenOnUnblocker=" + mPendingScreenOnUnblocker);
         pw.println("  mPendingScreenOff=" + mPendingScreenOff);
-        pw.println("  mReportedToPolicy=" + reportedToPolicyToString(mReportedScreenStateToPolicy));
+        pw.println("  mReportedToPolicy=" +
+                reportedToPolicyToString(mReportedScreenStateToPolicy));
 
         pw.println("  mScreenBrightnessRampAnimator.isAnimating()=" +
                 mScreenBrightnessRampAnimator.isAnimating());
diff --git a/services/core/java/com/android/server/display/DisplayPowerState.java b/services/core/java/com/android/server/display/DisplayPowerState.java
index e2fd0ac..7b55ec1 100644
--- a/services/core/java/com/android/server/display/DisplayPowerState.java
+++ b/services/core/java/com/android/server/display/DisplayPowerState.java
@@ -20,6 +20,7 @@
 import android.os.Handler;
 import android.os.Looper;
 import android.os.PowerManager;
+import android.os.Trace;
 import android.util.FloatProperty;
 import android.util.IntProperty;
 import android.util.Slog;
@@ -49,6 +50,7 @@
     private static final String TAG = "DisplayPowerState";
 
     private static boolean DEBUG = false;
+    private static String COUNTER_COLOR_FADE = "ColorFadeLevel";
 
     private final Handler mHandler;
     private final Choreographer mChoreographer;
@@ -190,6 +192,7 @@
      * Dismisses the color fade surface.
      */
     public void dismissColorFade() {
+        Trace.traceCounter(Trace.TRACE_TAG_POWER, COUNTER_COLOR_FADE, 100);
         mColorFade.dismiss();
         mColorFadePrepared = false;
         mColorFadeReady = true;
@@ -328,6 +331,8 @@
 
             if (mColorFadePrepared) {
                 mColorFade.draw(mColorFadeLevel);
+                Trace.traceCounter(Trace.TRACE_TAG_POWER,
+                        COUNTER_COLOR_FADE, Math.round(mColorFadeLevel* 100));
             }
 
             mColorFadeReady = true;
diff --git a/services/core/java/com/android/server/display/LocalDisplayAdapter.java b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
index cdc973b..ce5f430 100644
--- a/services/core/java/com/android/server/display/LocalDisplayAdapter.java
+++ b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
@@ -515,6 +515,7 @@
                         try {
                             final int mode = getPowerModeForState(state);
                             SurfaceControl.setDisplayPowerMode(token, mode);
+                            Trace.traceCounter(Trace.TRACE_TAG_POWER, "DisplayPowerMode", mode);
                         } finally {
                             Trace.traceEnd(Trace.TRACE_TAG_POWER);
                         }
@@ -530,6 +531,8 @@
                                 + "id=" + displayId + ", brightness=" + brightness + ")");
                         try {
                             mBacklight.setBrightness(brightness);
+                            Trace.traceCounter(Trace.TRACE_TAG_POWER,
+                                    "DisplayBrightness", brightness);
                         } finally {
                             Trace.traceEnd(Trace.TRACE_TAG_POWER);
                         }
diff --git a/services/core/java/com/android/server/display/NightDisplayService.java b/services/core/java/com/android/server/display/NightDisplayService.java
index b124a39..026921d 100644
--- a/services/core/java/com/android/server/display/NightDisplayService.java
+++ b/services/core/java/com/android/server/display/NightDisplayService.java
@@ -119,9 +119,9 @@
      *  </table>
      */
     private static final float[] mColorTempCoefficients = new float[] {
-            0.0f, -0.0000000871377221f, -0.0000000753960646f,
-            0.0f, 0.000750142586f, .000725567598f,
-            1.0f, -.830130222f, -1.15546312f
+            0.0f, -0.000000014365268757f, -0.000000000910931179f,
+            0.0f, 0.000255092801250106f, 0.000207598323269139f,
+            1.0f, -0.064156942434907716f, -0.349361641294833436f
     };
 
     private int mCurrentUser = UserHandle.USER_NULL;
diff --git a/services/core/java/com/android/server/job/JobSchedulerService.java b/services/core/java/com/android/server/job/JobSchedulerService.java
index 98c65fd..7cacdb8 100644
--- a/services/core/java/com/android/server/job/JobSchedulerService.java
+++ b/services/core/java/com/android/server/job/JobSchedulerService.java
@@ -355,11 +355,11 @@
             synchronized (mLock) {
                 try {
                     mParser.setString(Settings.Global.getString(mResolver,
-                            Settings.Global.ALARM_MANAGER_CONSTANTS));
+                            Settings.Global.JOB_SCHEDULER_CONSTANTS));
                 } catch (IllegalArgumentException e) {
                     // Failed to parse the settings string, log this and move on
                     // with defaults.
-                    Slog.e(TAG, "Bad device idle settings", e);
+                    Slog.e(TAG, "Bad jobscheduler settings", e);
                 }
 
                 MIN_IDLE_COUNT = mParser.getInt(KEY_MIN_IDLE_COUNT,
diff --git a/services/core/java/com/android/server/media/AudioPlaybackMonitor.java b/services/core/java/com/android/server/media/AudioPlaybackMonitor.java
index c6dc11c..f6f7676 100644
--- a/services/core/java/com/android/server/media/AudioPlaybackMonitor.java
+++ b/services/core/java/com/android/server/media/AudioPlaybackMonitor.java
@@ -31,17 +31,22 @@
 import java.io.PrintWriter;
 import java.util.ArrayList;
 import java.util.HashSet;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 import java.util.Set;
 
 /**
- * Monitors changes in audio playback and notify the newly started audio playback through the
- * {@link OnAudioPlaybackStartedListener}.
+ * Monitors changes in audio playback, and notify the newly started audio playback through the
+ * {@link OnAudioPlaybackStartedListener} and the activeness change through the
+ * {@link OnAudioPlaybackActiveStateListener}.
  */
 class AudioPlaybackMonitor extends IPlaybackConfigDispatcher.Stub {
     private static boolean DEBUG = MediaSessionService.DEBUG;
     private static String TAG = "AudioPlaybackMonitor";
 
+    private static AudioPlaybackMonitor sInstance;
+
     /**
      * Called when audio playback is started for a given UID.
      */
@@ -49,22 +54,36 @@
         void onAudioPlaybackStarted(int uid);
     }
 
+    /**
+     * Called when audio player state is changed.
+     */
+    interface OnAudioPlayerActiveStateChangedListener {
+        void onAudioPlayerActiveStateChanged(int uid, boolean active);
+    }
+
     private final Object mLock = new Object();
     private final Context mContext;
-    private final OnAudioPlaybackStartedListener mListener;
-
-    private Set<Integer> mActiveAudioPlaybackPlayerInterfaceIds = new HashSet<>();
-    private Set<Integer> mActiveAudioPlaybackClientUids = new HashSet<>();
+    private final List<OnAudioPlaybackStartedListener> mAudioPlaybackStartedListeners
+            = new ArrayList<>();
+    private final List<OnAudioPlayerActiveStateChangedListener>
+            mAudioPlayerActiveStateChangedListeners = new ArrayList<>();
+    private final Map<Integer, Integer> mAudioPlaybackStates = new HashMap<>();
+    private final Set<Integer> mActiveAudioPlaybackClientUids = new HashSet<>();
 
     // Sorted array of UIDs that had active audio playback. (i.e. playing an audio/video)
     // The UID whose audio playback becomes active at the last comes first.
     // TODO(b/35278867): Find and use unique identifier for apps because apps may share the UID.
     private final IntArray mSortedAudioPlaybackClientUids = new IntArray();
 
-    AudioPlaybackMonitor(Context context, IAudioService audioService,
-            OnAudioPlaybackStartedListener listener) {
+    static AudioPlaybackMonitor getInstance(Context context, IAudioService audioService) {
+        if (sInstance == null) {
+            sInstance = new AudioPlaybackMonitor(context, audioService);
+        }
+        return sInstance;
+    }
+
+    private AudioPlaybackMonitor(Context context, IAudioService audioService) {
         mContext = context;
-        mListener = listener;
         try {
             audioService.registerPlaybackCallback(this);
         } catch (RemoteException e) {
@@ -84,9 +103,12 @@
     public void dispatchPlaybackConfigChange(List<AudioPlaybackConfiguration> configs) {
         final long token = Binder.clearCallingIdentity();
         try {
-            Set<Integer> newActiveAudioPlaybackPlayerInterfaceIds = new HashSet<>();
             List<Integer> newActiveAudioPlaybackClientUids = new ArrayList<>();
+            List<OnAudioPlayerActiveStateChangedListener> audioPlayerActiveStateChangedListeners;
+            List<OnAudioPlaybackStartedListener> audioPlaybackStartedListeners;
             synchronized (mLock) {
+                // Update mActiveAudioPlaybackClientUids and mSortedAudioPlaybackClientUids,
+                // and find newly activated audio playbacks.
                 mActiveAudioPlaybackClientUids.clear();
                 for (AudioPlaybackConfiguration config : configs) {
                     // Ignore inactive (i.e. not playing) or PLAYER_TYPE_JAM_SOUNDPOOL
@@ -94,16 +116,14 @@
                     // playback.
                     // Note that we shouldn't ignore PLAYER_TYPE_UNKNOWN because it might be OEM
                     // specific audio/video players.
-                    if (!config.isActive()
-                            || config.getPlayerType()
+                    if (!config.isActive() || config.getPlayerType()
                             == AudioPlaybackConfiguration.PLAYER_TYPE_JAM_SOUNDPOOL) {
                         continue;
                     }
-                    mActiveAudioPlaybackClientUids.add(config.getClientUid());
 
-                    newActiveAudioPlaybackPlayerInterfaceIds.add(config.getPlayerInterfaceId());
-                    if (!mActiveAudioPlaybackPlayerInterfaceIds.contains(
-                            config.getPlayerInterfaceId())) {
+                    mActiveAudioPlaybackClientUids.add(config.getClientUid());
+                    Integer oldState = mAudioPlaybackStates.get(config.getPlayerInterfaceId());
+                    if (!isActiveState(oldState)) {
                         if (DEBUG) {
                             Log.d(TAG, "Found a new active media playback. " +
                                     AudioPlaybackConfiguration.toLogFriendlyString(config));
@@ -120,11 +140,32 @@
                         mSortedAudioPlaybackClientUids.add(0, config.getClientUid());
                     }
                 }
-                mActiveAudioPlaybackPlayerInterfaceIds.clear();
-                mActiveAudioPlaybackPlayerInterfaceIds = newActiveAudioPlaybackPlayerInterfaceIds;
+                audioPlayerActiveStateChangedListeners = new ArrayList<>(
+                        mAudioPlayerActiveStateChangedListeners);
+                audioPlaybackStartedListeners = new ArrayList<>(mAudioPlaybackStartedListeners);
             }
+            // Notify the change of audio playback states.
+            for (AudioPlaybackConfiguration config : configs) {
+                boolean wasActive = isActiveState(
+                        mAudioPlaybackStates.get(config.getPlayerInterfaceId()));
+                boolean isActive = config.isActive();
+                if (wasActive != isActive) {
+                    for (OnAudioPlayerActiveStateChangedListener listener
+                            : audioPlayerActiveStateChangedListeners) {
+                        listener.onAudioPlayerActiveStateChanged(config.getClientUid(),
+                                isActive);
+                    }
+                }
+            }
+            // Notify the start of audio playback
             for (int uid : newActiveAudioPlaybackClientUids) {
-                mListener.onAudioPlaybackStarted(uid);
+                for (OnAudioPlaybackStartedListener listener : audioPlaybackStartedListeners) {
+                    listener.onAudioPlaybackStarted(uid);
+                }
+            }
+            mAudioPlaybackStates.clear();
+            for (AudioPlaybackConfiguration config : configs) {
+                mAudioPlaybackStates.put(config.getPlayerInterfaceId(), config.getPlayerState());
             }
         } finally {
             Binder.restoreCallingIdentity(token);
@@ -132,6 +173,44 @@
     }
 
     /**
+     * Registers OnAudioPlaybackStartedListener.
+     */
+    public void registerOnAudioPlaybackStartedListener(OnAudioPlaybackStartedListener listener) {
+        synchronized (mLock) {
+            mAudioPlaybackStartedListeners.add(listener);
+        }
+    }
+
+    /**
+     * Unregisters OnAudioPlaybackStartedListener.
+     */
+    public void unregisterOnAudioPlaybackStartedListener(OnAudioPlaybackStartedListener listener) {
+        synchronized (mLock) {
+            mAudioPlaybackStartedListeners.remove(listener);
+        }
+    }
+
+    /**
+     * Registers OnAudioPlayerActiveStateChangedListener.
+     */
+    public void registerOnAudioPlayerActiveStateChangedListener(
+            OnAudioPlayerActiveStateChangedListener listener) {
+        synchronized (mLock) {
+            mAudioPlayerActiveStateChangedListeners.add(listener);
+        }
+    }
+
+    /**
+     * Unregisters OnAudioPlayerActiveStateChangedListener.
+     */
+    public void unregisterOnAudioPlayerActiveStateChangedListener(
+            OnAudioPlayerActiveStateChangedListener listener) {
+        synchronized (mLock) {
+            mAudioPlayerActiveStateChangedListeners.remove(listener);
+        }
+    }
+
+    /**
      * Returns the sorted list of UIDs that have had active audio playback. (i.e. playing an
      * audio/video) The UID whose audio playback becomes active at the last comes first.
      */
@@ -167,7 +246,8 @@
                 if (mSortedAudioPlaybackClientUids.get(i) == mediaButtonSessionUid) {
                     break;
                 }
-                if (userId == UserHandle.getUserId(mSortedAudioPlaybackClientUids.get(i))) {
+                int uid = mSortedAudioPlaybackClientUids.get(i);
+                if (userId == UserHandle.getUserId(uid) && !isPlaybackActive(uid)) {
                     // Clean up unnecessary UIDs.
                     // It doesn't need to be managed profile aware because it's just to prevent
                     // the list from increasing indefinitely. The media button session updating
@@ -198,4 +278,8 @@
             }
         }
     }
+
+    private boolean isActiveState(Integer state) {
+        return state != null && state.equals(AudioPlaybackConfiguration.PLAYER_STATE_STARTED);
+    }
 }
diff --git a/services/core/java/com/android/server/media/MediaRouterService.java b/services/core/java/com/android/server/media/MediaRouterService.java
index d1fa5ef..922df1e 100644
--- a/services/core/java/com/android/server/media/MediaRouterService.java
+++ b/services/core/java/com/android/server/media/MediaRouterService.java
@@ -18,6 +18,7 @@
 
 import com.android.internal.util.DumpUtils;
 import com.android.server.Watchdog;
+import com.android.server.media.AudioPlaybackMonitor.OnAudioPlayerActiveStateChangedListener;
 
 import android.Manifest;
 import android.app.ActivityManager;
@@ -26,7 +27,10 @@
 import android.content.Intent;
 import android.content.IntentFilter;
 import android.content.pm.PackageManager;
+import android.media.AudioRoutesInfo;
 import android.media.AudioSystem;
+import android.media.IAudioRoutesObserver;
+import android.media.IAudioService;
 import android.media.IMediaRouterClient;
 import android.media.IMediaRouterService;
 import android.media.MediaRouter;
@@ -39,9 +43,12 @@
 import android.os.Looper;
 import android.os.Message;
 import android.os.RemoteException;
+import android.os.ServiceManager;
 import android.os.SystemClock;
+import android.os.UserHandle;
 import android.text.TextUtils;
 import android.util.ArrayMap;
+import android.util.IntArray;
 import android.util.Log;
 import android.util.Slog;
 import android.util.SparseArray;
@@ -89,10 +96,54 @@
     private final ArrayMap<IBinder, ClientRecord> mAllClientRecords =
             new ArrayMap<IBinder, ClientRecord>();
     private int mCurrentUserId = -1;
+    private boolean mHasBluetoothRoute = false;
+    private final IAudioService mAudioService;
+    private final AudioPlaybackMonitor mAudioPlaybackMonitor;
 
     public MediaRouterService(Context context) {
         mContext = context;
         Watchdog.getInstance().addMonitor(this);
+
+        mAudioService = IAudioService.Stub.asInterface(
+                ServiceManager.getService(Context.AUDIO_SERVICE));
+
+        mAudioPlaybackMonitor = AudioPlaybackMonitor.getInstance(context, mAudioService);
+        mAudioPlaybackMonitor.registerOnAudioPlayerActiveStateChangedListener(
+                new AudioPlaybackMonitor.OnAudioPlayerActiveStateChangedListener() {
+            @Override
+            public void onAudioPlayerActiveStateChanged(int uid, boolean active) {
+                if (active) {
+                    restoreRoute(uid);
+                } else {
+                    IntArray sortedAudioPlaybackClientUids =
+                            mAudioPlaybackMonitor.getSortedAudioPlaybackClientUids();
+                    boolean restored = false;
+                    for (int i = 0; i < sortedAudioPlaybackClientUids.size(); i++) {
+                        if (mAudioPlaybackMonitor.isPlaybackActive(
+                                sortedAudioPlaybackClientUids.get(i))) {
+                            restoreRoute(sortedAudioPlaybackClientUids.get(i));
+                            restored = true;
+                            break;
+                        }
+                    }
+                    if (!restored) {
+                        restoreBluetoothA2dp();
+                    }
+                }
+            }
+        });
+        AudioRoutesInfo audioRoutes = null;
+        try {
+            audioRoutes = mAudioService.startWatchingRoutes(new IAudioRoutesObserver.Stub() {
+                @Override
+                public void dispatchAudioRoutesChanged(final AudioRoutesInfo newRoutes) {
+                    mHasBluetoothRoute = newRoutes.bluetoothName != null;
+                }
+            });
+        } catch (RemoteException e) {
+            Slog.w(TAG, "RemoteException in the audio service.");
+        }
+        mHasBluetoothRoute = (audioRoutes != null && audioRoutes.bluetoothName != null);
     }
 
     public void systemRunning() {
@@ -135,7 +186,7 @@
         final long token = Binder.clearCallingIdentity();
         try {
             synchronized (mLock) {
-                registerClientLocked(client, pid, packageName, resolvedUserId, trusted);
+                registerClientLocked(client, uid, pid, packageName, resolvedUserId, trusted);
             }
         } finally {
             Binder.restoreCallingIdentity(token);
@@ -178,6 +229,23 @@
 
     // Binder call
     @Override
+    public boolean isPlaybackActive(IMediaRouterClient client) {
+        if (client == null) {
+            throw new IllegalArgumentException("client must not be null");
+        }
+
+        final long token = Binder.clearCallingIdentity();
+        try {
+            synchronized (mLock) {
+                return isPlaybackActiveLocked(client);
+            }
+        } finally {
+            Binder.restoreCallingIdentity(token);
+        }
+    }
+
+    // Binder call
+    @Override
     public void setDiscoveryRequest(IMediaRouterClient client,
             int routeTypes, boolean activeScan) {
         if (client == null) {
@@ -276,6 +344,36 @@
         }
     }
 
+    void restoreBluetoothA2dp() {
+        try {
+            mAudioService.setBluetoothA2dpOn(mHasBluetoothRoute);
+        } catch (RemoteException e) {
+            Slog.w(TAG, "RemoteException while calling setBluetoothA2dpOn.");
+        }
+    }
+
+    void restoreRoute(int uid) {
+        ClientRecord clientRecord = null;
+        UserRecord userRecord = mUserRecords.get(UserHandle.getUserId(uid));
+        if (userRecord != null && userRecord.mClientRecords != null) {
+            for (ClientRecord cr : userRecord.mClientRecords) {
+                if (validatePackageName(uid, cr.mPackageName)) {
+                    clientRecord = cr;
+                    break;
+                }
+            }
+        }
+        if (clientRecord != null) {
+            try {
+                clientRecord.mClient.onRestoreRoute();
+            } catch (RemoteException e) {
+                Slog.w(TAG, "Failed to call onRestoreRoute. Client probably died.");
+            }
+        } else {
+            restoreBluetoothA2dp();
+        }
+    }
+
     void switchUser() {
         synchronized (mLock) {
             int userId = ActivityManager.getCurrentUser();
@@ -304,7 +402,7 @@
     }
 
     private void registerClientLocked(IMediaRouterClient client,
-            int pid, String packageName, int userId, boolean trusted) {
+            int uid, int pid, String packageName, int userId, boolean trusted) {
         final IBinder binder = client.asBinder();
         ClientRecord clientRecord = mAllClientRecords.get(binder);
         if (clientRecord == null) {
@@ -314,7 +412,7 @@
                 userRecord = new UserRecord(userId);
                 newUser = true;
             }
-            clientRecord = new ClientRecord(userRecord, client, pid, packageName, trusted);
+            clientRecord = new ClientRecord(userRecord, client, uid, pid, packageName, trusted);
             try {
                 binder.linkToDeath(clientRecord, 0);
             } catch (RemoteException ex) {
@@ -350,6 +448,14 @@
         return null;
     }
 
+    private boolean isPlaybackActiveLocked(IMediaRouterClient client) {
+        ClientRecord clientRecord = mAllClientRecords.get(client.asBinder());
+        if (clientRecord != null) {
+            return mAudioPlaybackMonitor.isPlaybackActive(clientRecord.mUid);
+        }
+        return false;
+    }
+
     private void setDiscoveryRequestLocked(IMediaRouterClient client,
             int routeTypes, boolean activeScan) {
         final IBinder binder = client.asBinder();
@@ -489,6 +595,7 @@
     final class ClientRecord implements DeathRecipient {
         public final UserRecord mUserRecord;
         public final IMediaRouterClient mClient;
+        public final int mUid;
         public final int mPid;
         public final String mPackageName;
         public final boolean mTrusted;
@@ -498,9 +605,10 @@
         public String mSelectedRouteId;
 
         public ClientRecord(UserRecord userRecord, IMediaRouterClient client,
-                int pid, String packageName, boolean trusted) {
+                int uid, int pid, String packageName, boolean trusted) {
             mUserRecord = userRecord;
             mClient = client;
+            mUid = uid;
             mPid = pid;
             mPackageName = packageName;
             mTrusted = trusted;
@@ -997,7 +1105,7 @@
                     try {
                         mTempClients.get(i).onStateChanged();
                     } catch (RemoteException ex) {
-                        // ignore errors, client probably died
+                        Slog.w(TAG, "Failed to call onStateChanged. Client probably died.");
                     }
                 }
             } finally {
diff --git a/services/core/java/com/android/server/media/MediaSessionService.java b/services/core/java/com/android/server/media/MediaSessionService.java
index 38c6157..adb50f0 100644
--- a/services/core/java/com/android/server/media/MediaSessionService.java
+++ b/services/core/java/com/android/server/media/MediaSessionService.java
@@ -138,19 +138,20 @@
         mKeyguardManager =
                 (KeyguardManager) getContext().getSystemService(Context.KEYGUARD_SERVICE);
         mAudioService = getAudioService();
-        mAudioPlaybackMonitor = new AudioPlaybackMonitor(getContext(), mAudioService,
+        mAudioPlaybackMonitor = AudioPlaybackMonitor.getInstance(getContext(), mAudioService);
+        mAudioPlaybackMonitor.registerOnAudioPlaybackStartedListener(
                 new AudioPlaybackMonitor.OnAudioPlaybackStartedListener() {
-                    @Override
-                    public void onAudioPlaybackStarted(int uid) {
-                        synchronized (mLock) {
-                            FullUserRecord user =
-                                    getFullUserRecordLocked(UserHandle.getUserId(uid));
-                            if (user != null) {
-                                user.mPriorityStack.updateMediaButtonSessionIfNeeded();
-                            }
-                        }
+            @Override
+            public void onAudioPlaybackStarted(int uid) {
+                synchronized (mLock) {
+                    FullUserRecord user =
+                            getFullUserRecordLocked(UserHandle.getUserId(uid));
+                    if (user != null) {
+                        user.mPriorityStack.updateMediaButtonSessionIfNeeded();
                     }
-                });
+                }
+            }
+        });
         mAudioManagerInternal = LocalServices.getService(AudioManagerInternal.class);
         mContentResolver = getContext().getContentResolver();
         mSettingsObserver = new SettingsObserver();
diff --git a/services/core/java/com/android/server/power/ShutdownThread.java b/services/core/java/com/android/server/power/ShutdownThread.java
index 56612ad..e894275 100644
--- a/services/core/java/com/android/server/power/ShutdownThread.java
+++ b/services/core/java/com/android/server/power/ShutdownThread.java
@@ -20,7 +20,10 @@
 import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.IActivityManager;
+import android.app.KeyguardManager;
 import android.app.ProgressDialog;
+import android.app.WallpaperColors;
+import android.app.WallpaperManager;
 import android.bluetooth.BluetoothAdapter;
 import android.bluetooth.IBluetoothManager;
 import android.content.BroadcastReceiver;
@@ -28,7 +31,6 @@
 import android.content.DialogInterface;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.content.om.IOverlayManager;
 import android.graphics.Color;
 import android.graphics.drawable.ColorDrawable;
 import android.media.AudioAttributes;
@@ -53,6 +55,7 @@
 import android.view.WindowManager;
 import android.widget.ProgressBar;
 import android.widget.TextView;
+
 import com.android.internal.telephony.ITelephony;
 import com.android.server.pm.PackageManagerService;
 
@@ -300,17 +303,21 @@
             d.setContentView(com.android.internal.R.layout.shutdown_dialog);
             d.setCancelable(false);
 
-            int color = Color.WHITE;
+            int color;
             try {
-                IOverlayManager service = IOverlayManager.Stub.asInterface(
-                        ServiceManager.getService(Context.OVERLAY_SERVICE));
-                if (service.getOverlayInfo("com.android.systemui.theme.lightwallpaper", 0).isEnabled()) {
-                    color = Color.BLACK;
-                }
+                boolean onKeyguard = context.getSystemService(
+                        KeyguardManager.class).isKeyguardLocked();
+                WallpaperColors currentColors = context.getSystemService(WallpaperManager.class)
+                        .getWallpaperColors(onKeyguard ?
+                                WallpaperManager.FLAG_LOCK : WallpaperManager.FLAG_SYSTEM);
+                color = currentColors != null &&
+                        (currentColors.getColorHints() & WallpaperColors.HINT_SUPPORTS_DARK_TEXT)
+                                != 0 ?
+                        Color.BLACK : Color.WHITE;
             } catch (Exception e) {
-                // Shutdown UI really shouldn't crash or have strict dependencies on other services.
-                Log.w(TAG, "Problem getting overlay state", e);
+                color = Color.WHITE;
             }
+
             ProgressBar bar = d.findViewById(com.android.internal.R.id.progress);
             bar.getIndeterminateDrawable().setTint(color);
             ((TextView) d.findViewById(com.android.internal.R.id.text1)).setTextColor(color);
diff --git a/telephony/java/com/android/ims/internal/IImsCallSessionListener.aidl b/telephony/java/com/android/ims/internal/IImsCallSessionListener.aidl
index 831ab12..748092d 100644
--- a/telephony/java/com/android/ims/internal/IImsCallSessionListener.aidl
+++ b/telephony/java/com/android/ims/internal/IImsCallSessionListener.aidl
@@ -29,7 +29,7 @@
  * by having one of the methods called on the {@link IImsCallSessionListener}.
  * {@hide}
  */
-interface IImsCallSessionListener {
+oneway interface IImsCallSessionListener {
     /**
      * Notifies the result of the basic session operation (setup / terminate).
      */
diff --git a/telephony/java/com/android/ims/internal/IImsEcbmListener.aidl b/telephony/java/com/android/ims/internal/IImsEcbmListener.aidl
index d866ecb..6066f49 100644
--- a/telephony/java/com/android/ims/internal/IImsEcbmListener.aidl
+++ b/telephony/java/com/android/ims/internal/IImsEcbmListener.aidl
@@ -35,7 +35,7 @@
  *
  * {@hide}
  */
-interface IImsEcbmListener {
+oneway interface IImsEcbmListener {
     /**
      * Notifies the application when the device enters Emergency Callback Mode.
      */
diff --git a/telephony/java/com/android/ims/internal/IImsExternalCallStateListener.aidl b/telephony/java/com/android/ims/internal/IImsExternalCallStateListener.aidl
index 27b8fa1..1621967 100644
--- a/telephony/java/com/android/ims/internal/IImsExternalCallStateListener.aidl
+++ b/telephony/java/com/android/ims/internal/IImsExternalCallStateListener.aidl
@@ -23,7 +23,7 @@
  *
  * {@hide}
  */
-interface IImsExternalCallStateListener {
+oneway interface IImsExternalCallStateListener {
 
     /**
      * Notifies client when Dialog Event Package update is received
diff --git a/telephony/java/com/android/ims/internal/IImsRegistrationListener.aidl b/telephony/java/com/android/ims/internal/IImsRegistrationListener.aidl
index 98f8e0a..15f8726 100644
--- a/telephony/java/com/android/ims/internal/IImsRegistrationListener.aidl
+++ b/telephony/java/com/android/ims/internal/IImsRegistrationListener.aidl
@@ -26,7 +26,7 @@
  *
  * {@hide}
  */
-interface IImsRegistrationListener {
+oneway interface IImsRegistrationListener {
     /**
      * Notifies the application when the device is connected to the IMS network.
      *
diff --git a/telephony/java/com/android/ims/internal/IImsUtListener.aidl b/telephony/java/com/android/ims/internal/IImsUtListener.aidl
index 6416631..300273a 100644
--- a/telephony/java/com/android/ims/internal/IImsUtListener.aidl
+++ b/telephony/java/com/android/ims/internal/IImsUtListener.aidl
@@ -26,7 +26,7 @@
 /**
  * {@hide}
  */
-interface IImsUtListener {
+oneway interface IImsUtListener {
     /**
      * Notifies the result of the supplementary service configuration udpate.
      */
diff --git a/tools/aapt2/flatten/XmlFlattener.cpp b/tools/aapt2/flatten/XmlFlattener.cpp
index 0711749..bfebedef 100644
--- a/tools/aapt2/flatten/XmlFlattener.cpp
+++ b/tools/aapt2/flatten/XmlFlattener.cpp
@@ -257,9 +257,11 @@
 
       // Process plain strings to make sure they get properly escaped.
       StringPiece raw_value = xml_attr->value;
-      util::StringBuilder str_builder;
+
+      util::StringBuilder str_builder(true /*preserve_spaces*/);
+      str_builder.Append(xml_attr->value);
+
       if (!options_.keep_raw_values) {
-        str_builder.Append(xml_attr->value);
         raw_value = str_builder.ToString();
       }
 
diff --git a/tools/aapt2/flatten/XmlFlattener_test.cpp b/tools/aapt2/flatten/XmlFlattener_test.cpp
index f1e903f..a57e317 100644
--- a/tools/aapt2/flatten/XmlFlattener_test.cpp
+++ b/tools/aapt2/flatten/XmlFlattener_test.cpp
@@ -23,7 +23,13 @@
 #include "util/BigBuffer.h"
 #include "util/Util.h"
 
-using android::StringPiece16;
+using ::aapt::test::StrEq;
+using ::android::StringPiece16;
+using ::testing::Eq;
+using ::testing::Ge;
+using ::testing::IsNull;
+using ::testing::Ne;
+using ::testing::NotNull;
 
 namespace aapt {
 
@@ -72,163 +78,138 @@
 };
 
 TEST_F(XmlFlattenerTest, FlattenXmlWithNoCompiledAttributes) {
-  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"EOF(
-            <View xmlns:test="http://com.test"
-                  attr="hey">
-              <Layout test:hello="hi" />
-              <Layout>Some text\\</Layout>
-            </View>)EOF");
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"(
+      <View xmlns:test="http://com.test" attr="hey">
+          <Layout test:hello="hi" />
+          <Layout>Some text\\</Layout>
+      </View>)");
 
   android::ResXMLTree tree;
   ASSERT_TRUE(Flatten(doc.get(), &tree));
-
-  ASSERT_EQ(android::ResXMLTree::START_NAMESPACE, tree.next());
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::START_NAMESPACE));
 
   size_t len;
-  const char16_t* namespace_prefix = tree.getNamespacePrefix(&len);
-  EXPECT_EQ(StringPiece16(u"test"), StringPiece16(namespace_prefix, len));
+  EXPECT_THAT(tree.getNamespacePrefix(&len), StrEq(u"test"));
+  EXPECT_THAT(tree.getNamespaceUri(&len), StrEq(u"http://com.test"));
 
-  const char16_t* namespace_uri = tree.getNamespaceUri(&len);
-  ASSERT_EQ(StringPiece16(u"http://com.test"), StringPiece16(namespace_uri, len));
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::START_TAG));
+  EXPECT_THAT(tree.getElementNamespace(&len), IsNull());
+  EXPECT_THAT(tree.getElementName(&len), StrEq(u"View"));
 
-  ASSERT_EQ(android::ResXMLTree::START_TAG, tree.next());
+  ASSERT_THAT(tree.getAttributeCount(), Eq(1u));
+  EXPECT_THAT(tree.getAttributeNamespace(0, &len), IsNull());
+  EXPECT_THAT(tree.getAttributeName(0, &len), StrEq(u"attr"));
 
-  ASSERT_EQ(nullptr, tree.getElementNamespace(&len));
-  const char16_t* tag_name = tree.getElementName(&len);
-  EXPECT_EQ(StringPiece16(u"View"), StringPiece16(tag_name, len));
+  const StringPiece16 kAttr(u"attr");
+  EXPECT_THAT(tree.indexOfAttribute(nullptr, 0, kAttr.data(), kAttr.size()), Eq(0));
 
-  ASSERT_EQ(1u, tree.getAttributeCount());
-  ASSERT_EQ(nullptr, tree.getAttributeNamespace(0, &len));
-  const char16_t* attr_name = tree.getAttributeName(0, &len);
-  EXPECT_EQ(StringPiece16(u"attr"), StringPiece16(attr_name, len));
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::START_TAG));
+  EXPECT_THAT(tree.getElementNamespace(&len), IsNull());
+  EXPECT_THAT(tree.getElementName(&len), StrEq(u"Layout"));
 
-  EXPECT_EQ(0, tree.indexOfAttribute(nullptr, 0, u"attr", StringPiece16(u"attr").size()));
+  ASSERT_THAT(tree.getAttributeCount(), Eq(1u));
+  EXPECT_THAT(tree.getAttributeNamespace(0, &len), StrEq(u"http://com.test"));
+  EXPECT_THAT(tree.getAttributeName(0, &len), StrEq(u"hello"));
 
-  ASSERT_EQ(android::ResXMLTree::START_TAG, tree.next());
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::END_TAG));
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::START_TAG));
 
-  ASSERT_EQ(nullptr, tree.getElementNamespace(&len));
-  tag_name = tree.getElementName(&len);
-  EXPECT_EQ(StringPiece16(u"Layout"), StringPiece16(tag_name, len));
+  EXPECT_THAT(tree.getElementNamespace(&len), IsNull());
+  EXPECT_THAT(tree.getElementName(&len), StrEq(u"Layout"));
+  ASSERT_THAT(tree.getAttributeCount(), Eq(0u));
 
-  ASSERT_EQ(1u, tree.getAttributeCount());
-  const char16_t* attr_namespace = tree.getAttributeNamespace(0, &len);
-  EXPECT_EQ(StringPiece16(u"http://com.test"), StringPiece16(attr_namespace, len));
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::TEXT));
+  EXPECT_THAT(tree.getText(&len), StrEq(u"Some text\\"));
 
-  attr_name = tree.getAttributeName(0, &len);
-  EXPECT_EQ(StringPiece16(u"hello"), StringPiece16(attr_name, len));
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::END_TAG));
+  EXPECT_THAT(tree.getElementNamespace(&len), IsNull());
+  EXPECT_THAT(tree.getElementName(&len), StrEq(u"Layout"));
 
-  ASSERT_EQ(android::ResXMLTree::END_TAG, tree.next());
-  ASSERT_EQ(android::ResXMLTree::START_TAG, tree.next());
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::END_TAG));
+  EXPECT_THAT(tree.getElementNamespace(&len), IsNull());
+  EXPECT_THAT(tree.getElementName(&len), StrEq(u"View"));
 
-  ASSERT_EQ(nullptr, tree.getElementNamespace(&len));
-  tag_name = tree.getElementName(&len);
-  EXPECT_EQ(StringPiece16(u"Layout"), StringPiece16(tag_name, len));
-  ASSERT_EQ(0u, tree.getAttributeCount());
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::END_NAMESPACE));
+  EXPECT_THAT(tree.getNamespacePrefix(&len), StrEq(u"test"));
+  EXPECT_THAT(tree.getNamespaceUri(&len), StrEq(u"http://com.test"));
 
-  ASSERT_EQ(android::ResXMLTree::TEXT, tree.next());
-  const char16_t* text = tree.getText(&len);
-  EXPECT_EQ(StringPiece16(u"Some text\\"), StringPiece16(text, len));
-
-  ASSERT_EQ(android::ResXMLTree::END_TAG, tree.next());
-  ASSERT_EQ(nullptr, tree.getElementNamespace(&len));
-  tag_name = tree.getElementName(&len);
-  EXPECT_EQ(StringPiece16(u"Layout"), StringPiece16(tag_name, len));
-
-  ASSERT_EQ(android::ResXMLTree::END_TAG, tree.next());
-  ASSERT_EQ(nullptr, tree.getElementNamespace(&len));
-  tag_name = tree.getElementName(&len);
-  EXPECT_EQ(StringPiece16(u"View"), StringPiece16(tag_name, len));
-
-  ASSERT_EQ(android::ResXMLTree::END_NAMESPACE, tree.next());
-  namespace_prefix = tree.getNamespacePrefix(&len);
-  EXPECT_EQ(StringPiece16(u"test"), StringPiece16(namespace_prefix, len));
-
-  namespace_uri = tree.getNamespaceUri(&len);
-  ASSERT_EQ(StringPiece16(u"http://com.test"), StringPiece16(namespace_uri, len));
-
-  ASSERT_EQ(android::ResXMLTree::END_DOCUMENT, tree.next());
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::END_DOCUMENT));
 }
 
 TEST_F(XmlFlattenerTest, FlattenCompiledXmlAndStripOnlyTools) {
-  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"EOF(
-            <View xmlns:tools="http://schemas.android.com/tools"
-                xmlns:foo="http://schemas.android.com/foo"
-                foo:bar="Foo"
-                tools:ignore="MissingTranslation"/>)EOF");
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"(
+      <View xmlns:tools="http://schemas.android.com/tools"
+          xmlns:foo="http://schemas.android.com/foo"
+          foo:bar="Foo"
+          tools:ignore="MissingTranslation"/>)");
 
   android::ResXMLTree tree;
   ASSERT_TRUE(Flatten(doc.get(), &tree));
-
-  ASSERT_EQ(tree.next(), android::ResXMLTree::START_NAMESPACE);
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::START_NAMESPACE));
 
   size_t len;
-  const char16_t* namespace_prefix = tree.getNamespacePrefix(&len);
-  EXPECT_EQ(StringPiece16(namespace_prefix, len), u"foo");
+  EXPECT_THAT(tree.getNamespacePrefix(&len), StrEq(u"foo"));
+  EXPECT_THAT(tree.getNamespaceUri(&len), StrEq(u"http://schemas.android.com/foo"));
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::START_TAG));
 
-  const char16_t* namespace_uri = tree.getNamespaceUri(&len);
-  ASSERT_EQ(StringPiece16(namespace_uri, len),
-            u"http://schemas.android.com/foo");
-
-  ASSERT_EQ(tree.next(), android::ResXMLTree::START_TAG);
-
-  EXPECT_EQ(tree.indexOfAttribute("http://schemas.android.com/tools", "ignore"),
-            android::NAME_NOT_FOUND);
-  EXPECT_GE(tree.indexOfAttribute("http://schemas.android.com/foo", "bar"), 0);
+  EXPECT_THAT(tree.indexOfAttribute("http://schemas.android.com/tools", "ignore"),
+              Eq(android::NAME_NOT_FOUND));
+  EXPECT_THAT(tree.indexOfAttribute("http://schemas.android.com/foo", "bar"), Ge(0));
 }
 
 TEST_F(XmlFlattenerTest, AssignSpecialAttributeIndices) {
-  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"EOF(
-            <View xmlns:android="http://schemas.android.com/apk/res/android"
-                  android:id="@id/id"
-                  class="str"
-                  style="@id/id"/>)EOF");
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"(
+      <View xmlns:android="http://schemas.android.com/apk/res/android"
+          android:id="@id/id"
+          class="str"
+          style="@id/id"/>)");
 
   android::ResXMLTree tree;
   ASSERT_TRUE(Flatten(doc.get(), &tree));
 
   while (tree.next() != android::ResXMLTree::START_TAG) {
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::BAD_DOCUMENT);
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::END_DOCUMENT);
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::BAD_DOCUMENT));
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::END_DOCUMENT));
   }
 
-  EXPECT_EQ(tree.indexOfClass(), 0);
-  EXPECT_EQ(tree.indexOfStyle(), 1);
+  EXPECT_THAT(tree.indexOfClass(), Eq(0));
+  EXPECT_THAT(tree.indexOfStyle(), Eq(1));
 }
 
 // The device ResXMLParser in libandroidfw differentiates between empty namespace and null
 // namespace.
 TEST_F(XmlFlattenerTest, NoNamespaceIsNotTheSameAsEmptyNamespace) {
-  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom("<View package=\"android\"/>");
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"(<View package="android"/>)");
 
   android::ResXMLTree tree;
   ASSERT_TRUE(Flatten(doc.get(), &tree));
 
   while (tree.next() != android::ResXMLTree::START_TAG) {
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::BAD_DOCUMENT);
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::END_DOCUMENT);
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::BAD_DOCUMENT));
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::END_DOCUMENT));
   }
 
   const StringPiece16 kPackage = u"package";
-  EXPECT_GE(tree.indexOfAttribute(nullptr, 0, kPackage.data(), kPackage.size()), 0);
+  EXPECT_THAT(tree.indexOfAttribute(nullptr, 0, kPackage.data(), kPackage.size()), Ge(0));
 }
 
 TEST_F(XmlFlattenerTest, EmptyStringValueInAttributeIsNotNull) {
-  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom("<View package=\"\"/>");
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"(<View package=""/>)");
 
   android::ResXMLTree tree;
   ASSERT_TRUE(Flatten(doc.get(), &tree));
 
   while (tree.next() != android::ResXMLTree::START_TAG) {
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::BAD_DOCUMENT);
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::END_DOCUMENT);
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::BAD_DOCUMENT));
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::END_DOCUMENT));
   }
 
   const StringPiece16 kPackage = u"package";
   ssize_t idx = tree.indexOfAttribute(nullptr, 0, kPackage.data(), kPackage.size());
-  ASSERT_GE(idx, 0);
+  ASSERT_THAT(idx, Ge(0));
 
   size_t len;
-  EXPECT_NE(nullptr, tree.getAttributeStringValue(idx, &len));
+  EXPECT_THAT(tree.getAttributeStringValue(idx, &len), NotNull());
 }
 
 TEST_F(XmlFlattenerTest, FlattenNonStandardPackageId) {
@@ -236,11 +217,11 @@
   context_->SetPackageId(0x80);
   context_->SetNameManglerPolicy({"com.app.test.feature"});
 
-  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDomForPackageName(context_.get(), R"EOF(
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDomForPackageName(context_.get(), R"(
       <View xmlns:android="http://schemas.android.com/apk/res/android"
             xmlns:app="http://schemas.android.com/apk/res-auto"
             android:id="@id/foo"
-            app:foo="@id/foo" />)EOF");
+            app:foo="@id/foo" />)");
 
   XmlReferenceLinker linker;
   ASSERT_TRUE(linker.Consume(context_.get(), doc.get()));
@@ -253,59 +234,57 @@
   ASSERT_TRUE(Flatten(doc.get(), &tree));
 
   while (tree.next() != android::ResXMLTree::START_TAG) {
-    ASSERT_NE(android::ResXMLTree::BAD_DOCUMENT, tree.getEventType());
-    ASSERT_NE(android::ResXMLTree::END_DOCUMENT, tree.getEventType());
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::BAD_DOCUMENT));
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::END_DOCUMENT));
   }
 
   ssize_t idx;
 
   idx = tree.indexOfAttribute(xml::kSchemaAndroid, "id");
-  ASSERT_GE(idx, 0);
-  EXPECT_EQ(idx, tree.indexOfID());
-  EXPECT_EQ(ResourceId(0x010100d0), ResourceId(tree.getAttributeNameResID(idx)));
+  ASSERT_THAT(idx, Ge(0));
+  EXPECT_THAT(tree.indexOfID(), Eq(idx));
+  EXPECT_THAT(tree.getAttributeNameResID(idx), Eq(0x010100d0u));
 
   idx = tree.indexOfAttribute(xml::kSchemaAuto, "foo");
-  ASSERT_GE(idx, 0);
-  EXPECT_EQ(ResourceId(0x80010000), ResourceId(tree.getAttributeNameResID(idx)));
-  EXPECT_EQ(android::Res_value::TYPE_REFERENCE, tree.getAttributeDataType(idx));
-  EXPECT_EQ(ResourceId(0x80020000), tree.getAttributeData(idx));
+  ASSERT_THAT(idx, Ge(0));
+  EXPECT_THAT(tree.getAttributeNameResID(idx), Eq(0x80010000u));
+  EXPECT_THAT(tree.getAttributeDataType(idx), Eq(android::Res_value::TYPE_REFERENCE));
+  EXPECT_THAT(tree.getAttributeData(idx), Eq(int32_t(0x80020000)));
 }
 
 TEST_F(XmlFlattenerTest, ProcessEscapedStrings) {
   std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(
-      R"EOF(<element value="\?hello" pattern="\\d{5}">\\d{5}</element>)EOF");
+      R"(<element value="\?hello" pattern="\\d{5}" other="&quot;">\\d{5}</element>)");
 
   android::ResXMLTree tree;
   ASSERT_TRUE(Flatten(doc.get(), &tree));
 
   while (tree.next() != android::ResXMLTree::START_TAG) {
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::BAD_DOCUMENT);
-    ASSERT_NE(tree.getEventType(), android::ResXMLTree::END_DOCUMENT);
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::BAD_DOCUMENT));
+    ASSERT_THAT(tree.getEventType(), Ne(android::ResXMLTree::END_DOCUMENT));
   }
 
   const StringPiece16 kValue = u"value";
   const StringPiece16 kPattern = u"pattern";
+  const StringPiece16 kOther = u"other";
 
   size_t len;
   ssize_t idx;
-  const char16_t* str16;
 
   idx = tree.indexOfAttribute(nullptr, 0, kValue.data(), kValue.size());
-  ASSERT_GE(idx, 0);
-  str16 = tree.getAttributeStringValue(idx, &len);
-  ASSERT_NE(nullptr, str16);
-  EXPECT_EQ(StringPiece16(u"?hello"), StringPiece16(str16, len));
+  ASSERT_THAT(idx, Ge(0));
+  EXPECT_THAT(tree.getAttributeStringValue(idx, &len), StrEq(u"?hello"));
 
   idx = tree.indexOfAttribute(nullptr, 0, kPattern.data(), kPattern.size());
-  ASSERT_GE(idx, 0);
-  str16 = tree.getAttributeStringValue(idx, &len);
-  ASSERT_NE(nullptr, str16);
-  EXPECT_EQ(StringPiece16(u"\\d{5}"), StringPiece16(str16, len));
+  ASSERT_THAT(idx, Ge(0));
+  EXPECT_THAT(tree.getAttributeStringValue(idx, &len), StrEq(u"\\d{5}"));
 
-  ASSERT_EQ(android::ResXMLTree::TEXT, tree.next());
-  str16 = tree.getText(&len);
-  ASSERT_NE(nullptr, str16);
-  EXPECT_EQ(StringPiece16(u"\\d{5}"), StringPiece16(str16, len));
+  idx = tree.indexOfAttribute(nullptr, 0, kOther.data(), kOther.size());
+  ASSERT_THAT(idx, Ge(0));
+  EXPECT_THAT(tree.getAttributeStringValue(idx, &len), StrEq(u"\""));
+
+  ASSERT_THAT(tree.next(), Eq(android::ResXMLTree::TEXT));
+  EXPECT_THAT(tree.getText(&len), StrEq(u"\\d{5}"));
 }
 
 }  // namespace aapt
diff --git a/tools/aapt2/test/Common.h b/tools/aapt2/test/Common.h
index 0585148..01b2d14 100644
--- a/tools/aapt2/test/Common.h
+++ b/tools/aapt2/test/Common.h
@@ -145,6 +145,12 @@
 
 namespace test {
 
+MATCHER_P(StrEq, a,
+          std::string(negation ? "isn't" : "is") + " equal to " +
+              ::testing::PrintToString(android::StringPiece16(a))) {
+  return android::StringPiece16(arg) == a;
+}
+
 MATCHER_P(ValueEq, a,
           std::string(negation ? "isn't" : "is") + " equal to " + ::testing::PrintToString(a)) {
   return arg.Equals(&a);
diff --git a/tools/aapt2/util/Maybe.h b/tools/aapt2/util/Maybe.h
index b43f8e8..9a82418 100644
--- a/tools/aapt2/util/Maybe.h
+++ b/tools/aapt2/util/Maybe.h
@@ -281,16 +281,12 @@
   return Maybe<T>();
 }
 
-/**
- * Define the == operator between Maybe<T> and Maybe<U> only if the operator T
- * == U is defined.
- * That way the compiler will show an error at the callsite when comparing two
- * Maybe<> objects
- * whose inner types can't be compared.
- */
+// Define the == operator between Maybe<T> and Maybe<U> only if the operator T == U is defined.
+// That way the compiler will show an error at the callsite when comparing two Maybe<> objects
+// whose inner types can't be compared.
 template <typename T, typename U>
-typename std::enable_if<has_eq_op<T, U>::value, bool>::type operator==(
-    const Maybe<T>& a, const Maybe<U>& b) {
+typename std::enable_if<has_eq_op<T, U>::value, bool>::type operator==(const Maybe<T>& a,
+                                                                       const Maybe<U>& b) {
   if (a && b) {
     return a.value() == b.value();
   } else if (!a && !b) {
@@ -299,18 +295,22 @@
   return false;
 }
 
-/**
- * Same as operator== but negated.
- */
 template <typename T, typename U>
-typename std::enable_if<has_eq_op<T, U>::value, bool>::type operator!=(
-    const Maybe<T>& a, const Maybe<U>& b) {
+typename std::enable_if<has_eq_op<T, U>::value, bool>::type operator==(const Maybe<T>& a,
+                                                                       const U& b) {
+  return a ? a.value() == b : false;
+}
+
+// Same as operator== but negated.
+template <typename T, typename U>
+typename std::enable_if<has_eq_op<T, U>::value, bool>::type operator!=(const Maybe<T>& a,
+                                                                       const Maybe<U>& b) {
   return !(a == b);
 }
 
 template <typename T, typename U>
-typename std::enable_if<has_lt_op<T, U>::value, bool>::type operator<(
-    const Maybe<T>& a, const Maybe<U>& b) {
+typename std::enable_if<has_lt_op<T, U>::value, bool>::type operator<(const Maybe<T>& a,
+                                                                      const Maybe<U>& b) {
   if (a && b) {
     return a.value() < b.value();
   } else if (!a && !b) {
diff --git a/tools/aapt2/util/Util.cpp b/tools/aapt2/util/Util.cpp
index 28e952e..8a8be85 100644
--- a/tools/aapt2/util/Util.cpp
+++ b/tools/aapt2/util/Util.cpp
@@ -312,6 +312,9 @@
   return result_utf8;
 }
 
+StringBuilder::StringBuilder(bool preserve_spaces) : preserve_spaces_(preserve_spaces) {
+}
+
 StringBuilder& StringBuilder::Append(const StringPiece& str) {
   if (!error_.empty()) {
     return *this;
@@ -368,14 +371,12 @@
       }
       last_char_was_escape_ = false;
       start = current + 1;
-    } else if (*current == '"') {
+    } else if (!preserve_spaces_ && *current == '"') {
       if (!quote_ && trailing_space_) {
-        // We found an opening quote, and we have
-        // trailing space, so we should append that
+        // We found an opening quote, and we have trailing space, so we should append that
         // space now.
         if (trailing_space_) {
-          // We had trailing whitespace, so
-          // replace with a single space.
+          // We had trailing whitespace, so replace with a single space.
           if (!str_.empty()) {
             str_ += ' ';
           }
@@ -385,7 +386,7 @@
       quote_ = !quote_;
       str_.append(start, current - start);
       start = current + 1;
-    } else if (*current == '\'' && !quote_) {
+    } else if (!preserve_spaces_ && *current == '\'' && !quote_) {
       // This should be escaped.
       error_ = "unescaped apostrophe";
       return *this;
@@ -402,7 +403,7 @@
       str_.append(start, current - start);
       start = current + 1;
       last_char_was_escape_ = true;
-    } else if (!quote_) {
+    } else if (!preserve_spaces_ && !quote_) {
       // This is not quoted text, so look for whitespace.
       if (isspace(*current)) {
         // We found whitespace, see if we have seen some
diff --git a/tools/aapt2/util/Util.h b/tools/aapt2/util/Util.h
index 386f74b..b9ada77 100644
--- a/tools/aapt2/util/Util.h
+++ b/tools/aapt2/util/Util.h
@@ -166,6 +166,8 @@
 
 class StringBuilder {
  public:
+  explicit StringBuilder(bool preserve_spaces = false);
+
   StringBuilder& Append(const android::StringPiece& str);
   const std::string& ToString() const;
   const std::string& Error() const;
@@ -179,6 +181,7 @@
   explicit operator bool() const;
 
  private:
+  bool preserve_spaces_;
   std::string str_;
   size_t utf16_len_ = 0;
   bool quote_ = false;
diff --git a/tools/aapt2/util/Util_test.cpp b/tools/aapt2/util/Util_test.cpp
index e49aee5..5cced3e 100644
--- a/tools/aapt2/util/Util_test.cpp
+++ b/tools/aapt2/util/Util_test.cpp
@@ -20,16 +20,17 @@
 
 #include "test/Test.h"
 
-using android::StringPiece;
+using ::android::StringPiece;
+using ::testing::Eq;
+using ::testing::Ne;
+using ::testing::SizeIs;
 
 namespace aapt {
 
 TEST(UtilTest, TrimOnlyWhitespace) {
-  const std::string full = "\n        ";
-
-  StringPiece trimmed = util::TrimWhitespace(full);
+  const StringPiece trimmed = util::TrimWhitespace("\n        ");
   EXPECT_TRUE(trimmed.empty());
-  EXPECT_EQ(0u, trimmed.size());
+  EXPECT_THAT(trimmed, SizeIs(0u));
 }
 
 TEST(UtilTest, StringEndsWith) {
@@ -41,85 +42,74 @@
 }
 
 TEST(UtilTest, StringBuilderSplitEscapeSequence) {
-  EXPECT_EQ(StringPiece("this is a new\nline."), util::StringBuilder()
-                                                     .Append("this is a new\\")
-                                                     .Append("nline.")
-                                                     .ToString());
+  EXPECT_THAT(util::StringBuilder().Append("this is a new\\").Append("nline.").ToString(),
+              Eq("this is a new\nline."));
 }
 
 TEST(UtilTest, StringBuilderWhitespaceRemoval) {
-  EXPECT_EQ(StringPiece("hey guys this is so cool"),
-            util::StringBuilder()
-                .Append("    hey guys ")
-                .Append(" this is so cool ")
-                .ToString());
-
-  EXPECT_EQ(StringPiece(" wow,  so many \t spaces. what?"),
-            util::StringBuilder()
-                .Append(" \" wow,  so many \t ")
-                .Append("spaces. \"what? ")
-                .ToString());
-
-  EXPECT_EQ(StringPiece("where is the pie?"), util::StringBuilder()
-                                                  .Append("  where \t ")
-                                                  .Append(" \nis the "
-                                                          " pie?")
-                                                  .ToString());
+  EXPECT_THAT(util::StringBuilder().Append("    hey guys ").Append(" this is so cool ").ToString(),
+              Eq("hey guys this is so cool"));
+  EXPECT_THAT(
+      util::StringBuilder().Append(" \" wow,  so many \t ").Append("spaces. \"what? ").ToString(),
+      Eq(" wow,  so many \t spaces. what?"));
+  EXPECT_THAT(util::StringBuilder().Append("  where \t ").Append(" \nis the pie?").ToString(),
+              Eq("where is the pie?"));
 }
 
 TEST(UtilTest, StringBuilderEscaping) {
-  EXPECT_EQ(StringPiece("hey guys\n this \t is so\\ cool"),
-            util::StringBuilder()
-                .Append("    hey guys\\n ")
-                .Append(" this \\t is so\\\\ cool ")
-                .ToString());
-
-  EXPECT_EQ(StringPiece("@?#\\\'"),
-            util::StringBuilder().Append("\\@\\?\\#\\\\\\'").ToString());
+  EXPECT_THAT(util::StringBuilder()
+                  .Append("    hey guys\\n ")
+                  .Append(" this \\t is so\\\\ cool ")
+                  .ToString(),
+              Eq("hey guys\n this \t is so\\ cool"));
+  EXPECT_THAT(util::StringBuilder().Append("\\@\\?\\#\\\\\\'").ToString(), Eq("@?#\\\'"));
 }
 
 TEST(UtilTest, StringBuilderMisplacedQuote) {
-  util::StringBuilder builder{};
+  util::StringBuilder builder;
   EXPECT_FALSE(builder.Append("they're coming!"));
 }
 
 TEST(UtilTest, StringBuilderUnicodeCodes) {
-  EXPECT_EQ(std::string("\u00AF\u0AF0 woah"),
-            util::StringBuilder().Append("\\u00AF\\u0AF0 woah").ToString());
-
+  EXPECT_THAT(util::StringBuilder().Append("\\u00AF\\u0AF0 woah").ToString(),
+              Eq("\u00AF\u0AF0 woah"));
   EXPECT_FALSE(util::StringBuilder().Append("\\u00 yo"));
 }
 
+TEST(UtilTest, StringBuilderPreserveSpaces) {
+  EXPECT_THAT(util::StringBuilder(true /*preserve_spaces*/).Append("\"").ToString(), Eq("\""));
+}
+
 TEST(UtilTest, TokenizeInput) {
   auto tokenizer = util::Tokenize(StringPiece("this| is|the|end"), '|');
   auto iter = tokenizer.begin();
-  ASSERT_EQ(*iter, StringPiece("this"));
+  ASSERT_THAT(*iter, Eq("this"));
   ++iter;
-  ASSERT_EQ(*iter, StringPiece(" is"));
+  ASSERT_THAT(*iter, Eq(" is"));
   ++iter;
-  ASSERT_EQ(*iter, StringPiece("the"));
+  ASSERT_THAT(*iter, Eq("the"));
   ++iter;
-  ASSERT_EQ(*iter, StringPiece("end"));
+  ASSERT_THAT(*iter, Eq("end"));
   ++iter;
-  ASSERT_EQ(tokenizer.end(), iter);
+  ASSERT_THAT(iter, Eq(tokenizer.end()));
 }
 
 TEST(UtilTest, TokenizeEmptyString) {
   auto tokenizer = util::Tokenize(StringPiece(""), '|');
   auto iter = tokenizer.begin();
-  ASSERT_NE(tokenizer.end(), iter);
-  ASSERT_EQ(StringPiece(), *iter);
+  ASSERT_THAT(iter, Ne(tokenizer.end()));
+  ASSERT_THAT(*iter, Eq(StringPiece()));
   ++iter;
-  ASSERT_EQ(tokenizer.end(), iter);
+  ASSERT_THAT(iter, Eq(tokenizer.end()));
 }
 
 TEST(UtilTest, TokenizeAtEnd) {
   auto tokenizer = util::Tokenize(StringPiece("one."), '.');
   auto iter = tokenizer.begin();
-  ASSERT_EQ(*iter, StringPiece("one"));
+  ASSERT_THAT(*iter, Eq("one"));
   ++iter;
-  ASSERT_NE(iter, tokenizer.end());
-  ASSERT_EQ(*iter, StringPiece());
+  ASSERT_THAT(iter, Ne(tokenizer.end()));
+  ASSERT_THAT(*iter, Eq(StringPiece()));
 }
 
 TEST(UtilTest, IsJavaClassName) {
diff --git a/tools/aapt2/xml/XmlDom_test.cpp b/tools/aapt2/xml/XmlDom_test.cpp
index fb18ea3..031801e 100644
--- a/tools/aapt2/xml/XmlDom_test.cpp
+++ b/tools/aapt2/xml/XmlDom_test.cpp
@@ -28,17 +28,16 @@
 
 TEST(XmlDomTest, Inflate) {
   std::stringstream in(kXmlPreamble);
-  in << R"EOF(
-        <Layout xmlns:android="http://schemas.android.com/apk/res/android"
-                android:layout_width="match_parent"
-                android:layout_height="wrap_content">
-            <TextView android:id="@+id/id"
-                      android:layout_width="wrap_content"
-                      android:layout_height="wrap_content" />
-        </Layout>
-    )EOF";
+  in << R"(
+      <Layout xmlns:android="http://schemas.android.com/apk/res/android"
+          android:layout_width="match_parent"
+          android:layout_height="wrap_content">
+        <TextView android:id="@+id/id"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content" />
+      </Layout>)";
 
-  const Source source = {"test.xml"};
+  const Source source("test.xml");
   StdErrDiagnostics diag;
   std::unique_ptr<xml::XmlResource> doc = xml::Inflate(&in, &diag, source);
   ASSERT_NE(doc, nullptr);
@@ -51,8 +50,8 @@
 
 // Escaping is handled after parsing of the values for resource-specific values.
 TEST(XmlDomTest, ForwardEscapes) {
-  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"EOF(
-      <element value="\?hello" pattern="\\d{5}">\\d{5}</element>)EOF");
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"(
+      <element value="\?hello" pattern="\\d{5}">\\d{5}</element>)");
 
   xml::Element* el = xml::FindRootElement(doc->root.get());
   ASSERT_NE(nullptr, el);
@@ -65,10 +64,20 @@
   ASSERT_NE(nullptr, attr);
   EXPECT_EQ("\\?hello", attr->value);
 
-  ASSERT_EQ(1u, el->children.size());
   xml::Text* text = xml::NodeCast<xml::Text>(el->children[0].get());
   ASSERT_NE(nullptr, text);
   EXPECT_EQ("\\\\d{5}", text->text);
 }
 
+TEST(XmlDomTest, XmlEscapeSequencesAreParsed) {
+  std::unique_ptr<xml::XmlResource> doc = test::BuildXmlDom(R"(<element value="&quot;" />)");
+
+  xml::Element* el = xml::FindRootElement(doc.get());
+  ASSERT_NE(nullptr, el);
+
+  xml::Attribute* attr = el->FindAttribute({}, "value");
+  ASSERT_NE(nullptr, attr);
+  EXPECT_EQ("\"", attr->value);
+}
+
 }  // namespace aapt