Merge "IMS: Propagate media profile changed message"
diff --git a/Android.bp b/Android.bp
index 8d0e1d3..04f2040 100644
--- a/Android.bp
+++ b/Android.bp
@@ -553,7 +553,7 @@
         "telephony/java/com/android/internal/telephony/IPhoneSubInfo.aidl",
         "telephony/java/com/android/internal/telephony/ISms.aidl",
         "telephony/java/com/android/internal/telephony/ISub.aidl",
-        "telephony/java/com/android/internal/telephony/IAns.aidl",
+        "telephony/java/com/android/internal/telephony/IOns.aidl",
         "telephony/java/com/android/internal/telephony/ITelephony.aidl",
         "telephony/java/com/android/internal/telephony/ITelephonyRegistry.aidl",
         "telephony/java/com/android/internal/telephony/IWapPushManager.aidl",
diff --git a/CleanSpec.mk b/CleanSpec.mk
index d8f80c5..478bffd 100644
--- a/CleanSpec.mk
+++ b/CleanSpec.mk
@@ -249,6 +249,7 @@
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/framework/com.android.future.usb.accessory.jar)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/framework/com.android.media.remotedisplay.jar)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/media/audio)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/priv-app/SystemUI)
 # ******************************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST ABOVE THIS BANNER
 # ******************************************************************
diff --git a/api/current.txt b/api/current.txt
index 59aef04..b354f58 100755
--- a/api/current.txt
+++ b/api/current.txt
@@ -42734,6 +42734,7 @@
     method public int describeContents();
     method public int getCdmaDbm();
     method public int getCdmaEcio();
+    method public java.util.List<android.telephony.CellSignalStrength> getCellSignalStrengths();
     method public int getEvdoDbm();
     method public int getEvdoEcio();
     method public int getEvdoSnr();
@@ -43173,6 +43174,9 @@
   public static abstract class TelephonyManager.CellInfoCallback {
     ctor public TelephonyManager.CellInfoCallback();
     method public abstract void onCellInfo(java.util.List<android.telephony.CellInfo>);
+    method public void onError(int, java.lang.Throwable);
+    field public static final int ERROR_MODEM_ERROR = 2; // 0x2
+    field public static final int ERROR_TIMEOUT = 1; // 0x1
   }
 
   public static abstract class TelephonyManager.UssdResponseCallback {
diff --git a/api/system-current.txt b/api/system-current.txt
index e6fd70d..52a6985 100644
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -5054,6 +5054,40 @@
     field public static final int WWAN = 1; // 0x1
   }
 
+  public class CallAttributes implements android.os.Parcelable {
+    ctor public CallAttributes(android.telephony.PreciseCallState, int, android.telephony.CallQuality);
+    method public int describeContents();
+    method public android.telephony.CallQuality getCallQuality();
+    method public int getNetworkType();
+    method public android.telephony.PreciseCallState getPreciseCallState();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.telephony.CallAttributes> CREATOR;
+  }
+
+  public final class CallQuality implements android.os.Parcelable {
+    ctor public CallQuality(int, int, int, int, int, int, int, int, int, int, int);
+    method public int describeContents();
+    method public int getAverageRelativeJitter();
+    method public int getAverageRoundTripTime();
+    method public int getCallDuration();
+    method public int getCodecType();
+    method public int getDownlinkCallQualityLevel();
+    method public int getMaxRelativeJitter();
+    method public int getNumRtpPacketsNotReceived();
+    method public int getNumRtpPacketsReceived();
+    method public int getNumRtpPacketsTransmitted();
+    method public int getNumRtpPacketsTransmittedLost();
+    method public int getUplinkCallQualityLevel();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final int CALL_QUALITY_BAD = 4; // 0x4
+    field public static final int CALL_QUALITY_EXCELLENT = 0; // 0x0
+    field public static final int CALL_QUALITY_FAIR = 2; // 0x2
+    field public static final int CALL_QUALITY_GOOD = 1; // 0x1
+    field public static final int CALL_QUALITY_NOT_AVAILABLE = 5; // 0x5
+    field public static final int CALL_QUALITY_POOR = 3; // 0x3
+    field public static final android.os.Parcelable.Creator<android.telephony.CallQuality> CREATOR;
+  }
+
   public class CarrierConfigManager {
     method public static android.os.PersistableBundle getDefaultConfig();
     method public void overrideConfig(int, android.os.PersistableBundle);
@@ -5219,6 +5253,18 @@
     field public static final int WIFI_LOST = 59; // 0x3b
   }
 
+  public final class LteVopsSupportInfo implements android.os.Parcelable {
+    ctor public LteVopsSupportInfo(int, int);
+    method public int describeContents();
+    method public int getEmcBearerSupport();
+    method public int getVopsSupport();
+    method public void writeToParcel(android.os.Parcel, int);
+    field public static final android.os.Parcelable.Creator<android.telephony.LteVopsSupportInfo> CREATOR;
+    field public static final int LTE_STATUS_NOT_AVAILABLE = 1; // 0x1
+    field public static final int LTE_STATUS_NOT_SUPPORTED = 3; // 0x3
+    field public static final int LTE_STATUS_SUPPORTED = 2; // 0x2
+  }
+
   public class MbmsDownloadSession implements java.lang.AutoCloseable {
     field public static final java.lang.String MBMS_DOWNLOAD_SERVICE_ACTION = "android.telephony.action.EmbmsDownload";
   }
@@ -5307,12 +5353,14 @@
   }
 
   public class PhoneStateListener {
+    method public void onCallAttributesChanged(android.telephony.CallAttributes);
     method public void onCallDisconnectCauseChanged(int, int);
     method public void onPreciseCallStateChanged(android.telephony.PreciseCallState);
     method public void onPreciseDataConnectionStateChanged(android.telephony.PreciseDataConnectionState);
     method public void onRadioPowerStateChanged(int);
     method public void onSrvccStateChanged(int);
     method public void onVoiceActivationStateChanged(int);
+    field public static final int LISTEN_CALL_ATTRIBUTES_CHANGED = 67108864; // 0x4000000
     field public static final int LISTEN_CALL_DISCONNECT_CAUSES = 33554432; // 0x2000000
     field public static final int LISTEN_PRECISE_CALL_STATE = 2048; // 0x800
     field public static final int LISTEN_PRECISE_DATA_CONNECTION_STATE = 4096; // 0x1000
diff --git a/core/java/android/os/ParcelableException.aidl b/core/java/android/os/ParcelableException.aidl
new file mode 100644
index 0000000..d214922
--- /dev/null
+++ b/core/java/android/os/ParcelableException.aidl
@@ -0,0 +1,18 @@
+/* Copyright 2018, 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 android.os;
+
+parcelable ParcelableException;
diff --git a/core/java/android/view/accessibility/AccessibilityNodeInfo.java b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
index 158ac6b..28550ee 100644
--- a/core/java/android/view/accessibility/AccessibilityNodeInfo.java
+++ b/core/java/android/view/accessibility/AccessibilityNodeInfo.java
@@ -40,6 +40,7 @@
 import android.text.style.ClickableSpan;
 import android.text.style.URLSpan;
 import android.util.ArraySet;
+import android.util.Log;
 import android.util.LongArray;
 import android.util.Pools.SynchronizedPool;
 import android.view.View;
@@ -85,6 +86,8 @@
 
     private static final boolean DEBUG = false;
 
+    private static final String TAG = "AccessibilityNodeInfo";
+
     /** @hide */
     public static final int UNDEFINED_CONNECTION_ID = -1;
 
@@ -990,6 +993,7 @@
      * <strong>Note:</strong> Cannot be called from an
      * {@link android.accessibilityservice.AccessibilityService}.
      * This class is made immutable before being delivered to an AccessibilityService.
+     * Note that a view cannot be made its own child.
      * </p>
      *
      * @param child The child.
@@ -1037,6 +1041,7 @@
      * hierarchy for accessibility purposes. This enables custom views that draw complex
      * content to report them selves as a tree of virtual views, thus conveying their
      * logical structure.
+     * Note that a view cannot be made its own child.
      * </p>
      *
      * @param root The root of the virtual subtree.
@@ -1054,6 +1059,11 @@
         final int rootAccessibilityViewId =
             (root != null) ? root.getAccessibilityViewId() : UNDEFINED_ITEM_ID;
         final long childNodeId = makeNodeId(rootAccessibilityViewId, virtualDescendantId);
+        if (childNodeId == mSourceNodeId) {
+            Log.e(TAG, "Rejecting attempt to make a View its own child");
+            return;
+        }
+
         // If we're checking uniqueness and the ID already exists, abort.
         if (checked && mChildNodeIds.indexOf(childNodeId) >= 0) {
             return;
diff --git a/core/jni/android_os_HwBinder.cpp b/core/jni/android_os_HwBinder.cpp
index 163b86b..42e3942 100644
--- a/core/jni/android_os_HwBinder.cpp
+++ b/core/jni/android_os_HwBinder.cpp
@@ -329,7 +329,7 @@
         return NULL;
     }
 
-    LOG(INFO) << "HwBinder: Starting thread pool for " << serviceName << "::" << ifaceName;
+    LOG(INFO) << "HwBinder: Starting thread pool for getting: " << ifaceName << "/" << serviceName;
     ::android::hardware::ProcessState::self()->startThreadPool();
 
     return JHwRemoteBinder::NewObject(env, service);
diff --git a/data/etc/Android.bp b/data/etc/Android.bp
new file mode 100644
index 0000000..25dabad
--- /dev/null
+++ b/data/etc/Android.bp
@@ -0,0 +1,64 @@
+// Copyright (C} 2018 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.
+
+
+// Sysconfig files
+
+prebuilt_etc {
+    name: "framework-sysconfig.xml",
+    sub_dir: "sysconfig",
+    src: "framework-sysconfig.xml",
+}
+
+prebuilt_etc {
+    name: "hiddenapi-package-whitelist.xml",
+    sub_dir: "sysconfig",
+    src: "hiddenapi-package-whitelist.xml",
+}
+
+// Privapp permission whitelist files
+
+prebuilt_etc {
+    name: "platform.xml",
+    sub_dir: "permissions",
+    src: "platform.xml",
+}
+
+prebuilt_etc {
+    name: "privapp-permissions-platform.xml",
+    sub_dir: "permissions",
+    src: "privapp-permissions-platform.xml",
+}
+
+prebuilt_etc {
+    name: "privapp_whitelist_com.android.settings",
+    product_specific: true,
+    sub_dir: "permissions",
+    src: "com.android.settings.xml",
+    filename_from_src: true,
+}
+
+prebuilt_etc {
+    name: "privapp_whitelist_com.android.systemui",
+    product_specific: true,
+    sub_dir: "permissions",
+    src: "com.android.systemui.xml",
+    filename_from_src: true,
+}
+
+prebuilt_etc {
+    name: "com.android.timezone.updater.xml",
+    sub_dir: "permissions",
+    src: "com.android.timezone.updater.xml",
+}
diff --git a/data/etc/Android.mk b/data/etc/Android.mk
deleted file mode 100644
index d24c140a..0000000
--- a/data/etc/Android.mk
+++ /dev/null
@@ -1,57 +0,0 @@
-#
-# Copyright (C) 2008 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.
-#
-
-LOCAL_PATH := $(my-dir)
-
-########################
-include $(CLEAR_VARS)
-LOCAL_MODULE := framework-sysconfig.xml
-LOCAL_MODULE_CLASS := ETC
-LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/sysconfig
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
-include $(BUILD_PREBUILT)
-
-########################
-include $(CLEAR_VARS)
-LOCAL_MODULE := platform.xml
-LOCAL_MODULE_CLASS := ETC
-LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/permissions
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
-include $(BUILD_PREBUILT)
-
-########################
-include $(CLEAR_VARS)
-LOCAL_MODULE := privapp-permissions-platform.xml
-LOCAL_MODULE_CLASS := ETC
-LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/permissions
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
-include $(BUILD_PREBUILT)
-
-########################
-include $(CLEAR_VARS)
-LOCAL_MODULE := hiddenapi-package-whitelist.xml
-LOCAL_MODULE_CLASS := ETC
-LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/sysconfig
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
-include $(BUILD_PREBUILT)
-
-########################
-include $(CLEAR_VARS)
-LOCAL_MODULE := com.android.timezone.updater.xml
-LOCAL_MODULE_CLASS := ETC
-LOCAL_MODULE_RELATIVE_PATH := permissions
-LOCAL_SRC_FILES := $(LOCAL_MODULE)
-include $(BUILD_PREBUILT)
diff --git a/data/etc/com.android.settings.xml b/data/etc/com.android.settings.xml
new file mode 100644
index 0000000..2ba8075
--- /dev/null
+++ b/data/etc/com.android.settings.xml
@@ -0,0 +1,51 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2018 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
+  -->
+<permissions>
+    <privapp-permissions package="com.android.settings">
+        <permission name="android.permission.ACCESS_CHECKIN_PROPERTIES"/>
+        <permission name="android.permission.ACCESS_NOTIFICATIONS"/>
+        <permission name="android.permission.BACKUP"/>
+        <permission name="android.permission.BATTERY_STATS"/>
+        <permission name="android.permission.BLUETOOTH_PRIVILEGED"/>
+        <permission name="android.permission.CHANGE_APP_IDLE_STATE"/>
+        <permission name="android.permission.CHANGE_CONFIGURATION"/>
+        <permission name="android.permission.DELETE_PACKAGES"/>
+        <permission name="android.permission.FORCE_STOP_PACKAGES"/>
+        <permission name="android.permission.LOCAL_MAC_ADDRESS"/>
+        <permission name="android.permission.MANAGE_DEVICE_ADMINS"/>
+        <permission name="android.permission.MANAGE_FINGERPRINT"/>
+        <permission name="android.permission.MANAGE_USB"/>
+        <permission name="android.permission.MANAGE_USERS"/>
+        <permission name="android.permission.MANAGE_USER_OEM_UNLOCK_STATE" />
+        <permission name="android.permission.MASTER_CLEAR"/>
+        <permission name="android.permission.MODIFY_PHONE_STATE"/>
+        <permission name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
+        <permission name="android.permission.MOVE_PACKAGE"/>
+        <permission name="android.permission.OVERRIDE_WIFI_CONFIG"/>
+        <permission name="android.permission.PACKAGE_USAGE_STATS"/>
+        <permission name="android.permission.READ_SEARCH_INDEXABLES"/>
+        <permission name="android.permission.REBOOT"/>
+        <permission name="android.permission.SET_TIME"/>
+        <permission name="android.permission.STATUS_BAR"/>
+        <permission name="android.permission.TETHER_PRIVILEGED"/>
+        <permission name="android.permission.USE_RESERVED_DISK"/>
+        <permission name="android.permission.USER_ACTIVITY"/>
+        <permission name="android.permission.WRITE_APN_SETTINGS"/>
+        <permission name="android.permission.WRITE_MEDIA_STORAGE"/>
+        <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
+    </privapp-permissions>
+</permissions>
diff --git a/data/etc/com.android.systemui.xml b/data/etc/com.android.systemui.xml
new file mode 100644
index 0000000..724a617
--- /dev/null
+++ b/data/etc/com.android.systemui.xml
@@ -0,0 +1,57 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2018 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
+  -->
+<permissions>
+    <privapp-permissions package="com.android.systemui">
+        <permission name="android.permission.BATTERY_STATS"/>
+        <permission name="android.permission.BIND_APPWIDGET"/>
+        <permission name="android.permission.BLUETOOTH_PRIVILEGED"/>
+        <permission name="android.permission.CHANGE_COMPONENT_ENABLED_STATE"/>
+        <permission name="android.permission.CHANGE_DEVICE_IDLE_TEMP_WHITELIST"/>
+        <permission name="android.permission.CHANGE_OVERLAY_PACKAGES"/>
+        <permission name="android.permission.CONNECTIVITY_INTERNAL"/>
+        <permission name="android.permission.CONTROL_REMOTE_APP_TRANSITION_ANIMATIONS"/>
+        <permission name="android.permission.CONTROL_VPN"/>
+        <permission name="android.permission.DUMP"/>
+        <permission name="android.permission.GET_APP_OPS_STATS"/>
+        <permission name="android.permission.INTERACT_ACROSS_USERS"/>
+        <permission name="android.permission.MANAGE_ACTIVITY_STACKS"/>
+        <permission name="android.permission.MANAGE_USB"/>
+        <permission name="android.permission.MANAGE_USERS"/>
+        <permission name="android.permission.MASTER_CLEAR"/>
+        <permission name="android.permission.MEDIA_CONTENT_CONTROL"/>
+        <permission name="android.permission.MODIFY_PHONE_STATE"/>
+        <permission name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
+        <permission name="android.permission.OVERRIDE_WIFI_CONFIG"/>
+        <permission name="android.permission.READ_DREAM_STATE"/>
+        <permission name="android.permission.READ_FRAME_BUFFER"/>
+        <permission name="android.permission.READ_NETWORK_USAGE_HISTORY"/>
+        <permission name="android.permission.READ_PRIVILEGED_PHONE_STATE"/>
+        <permission name="android.permission.REAL_GET_TASKS"/>
+        <permission name="android.permission.RECEIVE_MEDIA_RESOURCE_USAGE"/>
+        <permission name="android.permission.START_TASKS_FROM_RECENTS"/>
+        <permission name="android.permission.STATUS_BAR"/>
+        <permission name="android.permission.STOP_APP_SWITCHES"/>
+        <permission name="android.permission.SUBSTITUTE_NOTIFICATION_APP_NAME"/>
+        <permission name="android.permission.TETHER_PRIVILEGED"/>
+        <permission name="android.permission.UPDATE_APP_OPS_STATS"/>
+        <permission name="android.permission.USE_RESERVED_DISK"/>
+        <permission name="android.permission.WRITE_DREAM_STATE"/>
+        <permission name="android.permission.WRITE_MEDIA_STORAGE"/>
+        <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
+        <permission name="android.permission.WRITE_EMBEDDED_SUBSCRIPTIONS"/>
+    </privapp-permissions>
+</permissions>
diff --git a/data/etc/privapp-permissions-platform.xml b/data/etc/privapp-permissions-platform.xml
index 5f047cb..07287b1 100644
--- a/data/etc/privapp-permissions-platform.xml
+++ b/data/etc/privapp-permissions-platform.xml
@@ -267,40 +267,6 @@
         <permission name="android.permission.SUBSTITUTE_NOTIFICATION_APP_NAME"/>
     </privapp-permissions>
 
-    <privapp-permissions package="com.android.settings">
-        <permission name="android.permission.ACCESS_CHECKIN_PROPERTIES"/>
-        <permission name="android.permission.ACCESS_NOTIFICATIONS"/>
-        <permission name="android.permission.BACKUP"/>
-        <permission name="android.permission.BATTERY_STATS"/>
-        <permission name="android.permission.BLUETOOTH_PRIVILEGED"/>
-        <permission name="android.permission.CHANGE_APP_IDLE_STATE"/>
-        <permission name="android.permission.CHANGE_CONFIGURATION"/>
-        <permission name="android.permission.DELETE_PACKAGES"/>
-        <permission name="android.permission.FORCE_STOP_PACKAGES"/>
-        <permission name="android.permission.LOCAL_MAC_ADDRESS"/>
-        <permission name="android.permission.MANAGE_DEVICE_ADMINS"/>
-        <permission name="android.permission.MANAGE_FINGERPRINT"/>
-        <permission name="android.permission.MANAGE_USB"/>
-        <permission name="android.permission.MANAGE_USERS"/>
-        <permission name="android.permission.MANAGE_USER_OEM_UNLOCK_STATE" />
-        <permission name="android.permission.MASTER_CLEAR"/>
-        <permission name="android.permission.MODIFY_PHONE_STATE"/>
-        <permission name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
-        <permission name="android.permission.MOVE_PACKAGE"/>
-        <permission name="android.permission.OVERRIDE_WIFI_CONFIG"/>
-        <permission name="android.permission.PACKAGE_USAGE_STATS"/>
-        <permission name="android.permission.READ_SEARCH_INDEXABLES"/>
-        <permission name="android.permission.REBOOT"/>
-        <permission name="android.permission.SET_TIME"/>
-        <permission name="android.permission.STATUS_BAR"/>
-        <permission name="android.permission.TETHER_PRIVILEGED"/>
-        <permission name="android.permission.USE_RESERVED_DISK"/>
-        <permission name="android.permission.USER_ACTIVITY"/>
-        <permission name="android.permission.WRITE_APN_SETTINGS"/>
-        <permission name="android.permission.WRITE_MEDIA_STORAGE"/>
-        <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
-    </privapp-permissions>
-
     <privapp-permissions package="com.android.settings.intelligence">
         <permission name="android.permission.MANAGE_FINGERPRINT"/>
         <permission name="android.permission.MODIFY_PHONE_STATE"/>
@@ -382,46 +348,6 @@
         <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
     </privapp-permissions>
 
-    <privapp-permissions package="com.android.systemui">
-        <permission name="android.permission.BATTERY_STATS"/>
-        <permission name="android.permission.BIND_APPWIDGET"/>
-        <permission name="android.permission.BLUETOOTH_PRIVILEGED"/>
-        <permission name="android.permission.CHANGE_COMPONENT_ENABLED_STATE"/>
-        <permission name="android.permission.CHANGE_DEVICE_IDLE_TEMP_WHITELIST"/>
-        <permission name="android.permission.CHANGE_OVERLAY_PACKAGES"/>
-        <permission name="android.permission.CONNECTIVITY_INTERNAL"/>
-        <permission name="android.permission.CONTROL_REMOTE_APP_TRANSITION_ANIMATIONS"/>
-        <permission name="android.permission.CONTROL_VPN"/>
-        <permission name="android.permission.DUMP"/>
-        <permission name="android.permission.GET_APP_OPS_STATS"/>
-        <permission name="android.permission.INTERACT_ACROSS_USERS"/>
-        <permission name="android.permission.MANAGE_ACTIVITY_STACKS"/>
-        <permission name="android.permission.MANAGE_USB"/>
-        <permission name="android.permission.MANAGE_USERS"/>
-        <permission name="android.permission.MASTER_CLEAR"/>
-        <permission name="android.permission.MEDIA_CONTENT_CONTROL"/>
-        <permission name="android.permission.MODIFY_PHONE_STATE"/>
-        <permission name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS"/>
-        <permission name="android.permission.OVERRIDE_WIFI_CONFIG"/>
-        <permission name="android.permission.READ_DREAM_STATE"/>
-        <permission name="android.permission.READ_FRAME_BUFFER"/>
-        <permission name="android.permission.READ_NETWORK_USAGE_HISTORY"/>
-        <permission name="android.permission.READ_PRIVILEGED_PHONE_STATE"/>
-        <permission name="android.permission.REAL_GET_TASKS"/>
-        <permission name="android.permission.RECEIVE_MEDIA_RESOURCE_USAGE"/>
-        <permission name="android.permission.START_TASKS_FROM_RECENTS"/>
-        <permission name="android.permission.STATUS_BAR"/>
-        <permission name="android.permission.STOP_APP_SWITCHES"/>
-        <permission name="android.permission.SUBSTITUTE_NOTIFICATION_APP_NAME"/>
-        <permission name="android.permission.TETHER_PRIVILEGED"/>
-        <permission name="android.permission.UPDATE_APP_OPS_STATS"/>
-        <permission name="android.permission.USE_RESERVED_DISK"/>
-        <permission name="android.permission.WRITE_DREAM_STATE"/>
-        <permission name="android.permission.WRITE_MEDIA_STORAGE"/>
-        <permission name="android.permission.WRITE_SECURE_SETTINGS"/>
-        <permission name="android.permission.WRITE_EMBEDDED_SUBSCRIPTIONS"/>
-    </privapp-permissions>
-
     <privapp-permissions package="com.android.tv">
         <permission name="android.permission.CHANGE_HDMI_CEC_ACTIVE_SOURCE"/>
         <permission name="android.permission.DVB_DEVICE"/>
diff --git a/libs/androidfw/AttributeResolution.cpp b/libs/androidfw/AttributeResolution.cpp
index f912af4..2fcecf2 100644
--- a/libs/androidfw/AttributeResolution.cpp
+++ b/libs/androidfw/AttributeResolution.cpp
@@ -51,7 +51,7 @@
 class BagAttributeFinder
     : public BackTrackingAttributeFinder<BagAttributeFinder, const ResolvedBag::Entry*> {
  public:
-  BagAttributeFinder(const ResolvedBag* bag)
+  explicit BagAttributeFinder(const ResolvedBag* bag)
       : BackTrackingAttributeFinder(bag != nullptr ? bag->entries : nullptr,
                                     bag != nullptr ? bag->entries + bag->entry_count : nullptr) {
   }
diff --git a/libs/androidfw/ZipUtils.cpp b/libs/androidfw/ZipUtils.cpp
index 5d243da..5be2105 100644
--- a/libs/androidfw/ZipUtils.cpp
+++ b/libs/androidfw/ZipUtils.cpp
@@ -37,7 +37,7 @@
 // TODO: This can go away once the only remaining usage in aapt goes away.
 class FileReader : public zip_archive::Reader {
   public:
-    FileReader(FILE* fp) : Reader(), mFp(fp), mCurrentOffset(0) {
+    explicit FileReader(FILE* fp) : Reader(), mFp(fp), mCurrentOffset(0) {
     }
 
     bool ReadAtOffset(uint8_t* buf, size_t len, uint32_t offset) const {
diff --git a/libs/androidfw/include/androidfw/AssetDir.h b/libs/androidfw/include/androidfw/AssetDir.h
index 7aef02d..ce6e066 100644
--- a/libs/androidfw/include/androidfw/AssetDir.h
+++ b/libs/androidfw/include/androidfw/AssetDir.h
@@ -78,7 +78,7 @@
     class FileInfo {
     public:
         FileInfo(void) {}
-        FileInfo(const String8& path)      // useful for e.g. svect.indexOf
+        explicit FileInfo(const String8& path)      // useful for e.g. svect.indexOf
             : mFileName(path), mFileType(kFileTypeUnknown)
             {}
         ~FileInfo(void) {}
diff --git a/libs/androidfw/include/androidfw/BackupHelpers.h b/libs/androidfw/include/androidfw/BackupHelpers.h
index fc1ad47..2da247b 100644
--- a/libs/androidfw/include/androidfw/BackupHelpers.h
+++ b/libs/androidfw/include/androidfw/BackupHelpers.h
@@ -67,7 +67,7 @@
 class BackupDataWriter
 {
 public:
-    BackupDataWriter(int fd);
+    explicit BackupDataWriter(int fd);
     // does not close fd
     ~BackupDataWriter();
 
@@ -104,7 +104,7 @@
 class BackupDataReader
 {
 public:
-    BackupDataReader(int fd);
+    explicit BackupDataReader(int fd);
     // does not close fd
     ~BackupDataReader();
 
diff --git a/libs/androidfw/include/androidfw/ConfigDescription.h b/libs/androidfw/include/androidfw/ConfigDescription.h
index 29424c4..6fa089a 100644
--- a/libs/androidfw/include/androidfw/ConfigDescription.h
+++ b/libs/androidfw/include/androidfw/ConfigDescription.h
@@ -82,7 +82,7 @@
   static void ApplyVersionForCompatibility(ConfigDescription* config);
 
   ConfigDescription();
-  ConfigDescription(const android::ResTable_config& o);  // NOLINT(implicit)
+  ConfigDescription(const android::ResTable_config& o);  // NOLINT(google-explicit-constructor)
   ConfigDescription(const ConfigDescription& o);
   ConfigDescription(ConfigDescription&& o) noexcept;
 
diff --git a/libs/androidfw/include/androidfw/DisplayEventDispatcher.h b/libs/androidfw/include/androidfw/DisplayEventDispatcher.h
index e1dfb94..bf35aa3 100644
--- a/libs/androidfw/include/androidfw/DisplayEventDispatcher.h
+++ b/libs/androidfw/include/androidfw/DisplayEventDispatcher.h
@@ -22,7 +22,7 @@
 
 class DisplayEventDispatcher : public LooperCallback {
 public:
-    DisplayEventDispatcher(const sp<Looper>& looper,
+    explicit DisplayEventDispatcher(const sp<Looper>& looper,
             ISurfaceComposer::VsyncSource vsyncSource = ISurfaceComposer::eVsyncSourceApp);
 
     status_t initialize();
diff --git a/libs/androidfw/include/androidfw/ResourceTypes.h b/libs/androidfw/include/androidfw/ResourceTypes.h
index a028515..be536bf 100644
--- a/libs/androidfw/include/androidfw/ResourceTypes.h
+++ b/libs/androidfw/include/androidfw/ResourceTypes.h
@@ -691,7 +691,7 @@
 class ResXMLParser
 {
 public:
-    ResXMLParser(const ResXMLTree& tree);
+    explicit ResXMLParser(const ResXMLTree& tree);
 
     enum event_code_t {
         BAD_DOCUMENT = -1,
@@ -804,7 +804,7 @@
      * The tree stores a clone of the specified DynamicRefTable, so any changes to the original
      * DynamicRefTable will not affect this tree after instantiation.
      **/
-    ResXMLTree(const DynamicRefTable* dynamicRefTable);
+    explicit ResXMLTree(const DynamicRefTable* dynamicRefTable);
     ResXMLTree();
     ~ResXMLTree();
 
@@ -1803,7 +1803,7 @@
 
     class Theme {
     public:
-        Theme(const ResTable& table);
+        explicit Theme(const ResTable& table);
         ~Theme();
 
         inline const ResTable& getResTable() const { return mTable; }
diff --git a/libs/androidfw/include/androidfw/StringPiece.h b/libs/androidfw/include/androidfw/StringPiece.h
index 99b4245..c65c86b 100644
--- a/libs/androidfw/include/androidfw/StringPiece.h
+++ b/libs/androidfw/include/androidfw/StringPiece.h
@@ -44,8 +44,8 @@
 
   BasicStringPiece();
   BasicStringPiece(const BasicStringPiece<TChar>& str);
-  BasicStringPiece(const std::basic_string<TChar>& str);  // NOLINT(implicit)
-  BasicStringPiece(const TChar* str);                     // NOLINT(implicit)
+  BasicStringPiece(const std::basic_string<TChar>& str);  // NOLINT(google-explicit-constructor)
+  BasicStringPiece(const TChar* str);                     // NOLINT(google-explicit-constructor)
   BasicStringPiece(const TChar* str, size_t len);
 
   BasicStringPiece<TChar>& operator=(const BasicStringPiece<TChar>& rhs);
diff --git a/libs/androidfw/include/androidfw/TypeWrappers.h b/libs/androidfw/include/androidfw/TypeWrappers.h
index 5cfe54e5..fb2fad6 100644
--- a/libs/androidfw/include/androidfw/TypeWrappers.h
+++ b/libs/androidfw/include/androidfw/TypeWrappers.h
@@ -23,7 +23,7 @@
 namespace android {
 
 struct TypeVariant {
-    TypeVariant(const ResTable_type* data);
+    explicit TypeVariant(const ResTable_type* data);
 
     class iterator {
     public:
diff --git a/libs/androidfw/include/androidfw/Util.h b/libs/androidfw/include/androidfw/Util.h
index 10d088e..aa1466f 100644
--- a/libs/androidfw/include/androidfw/Util.h
+++ b/libs/androidfw/include/androidfw/Util.h
@@ -46,7 +46,7 @@
   using pointer = typename std::add_pointer<T>::type;
 
   constexpr unique_cptr() : ptr_(nullptr) {}
-  constexpr unique_cptr(std::nullptr_t) : ptr_(nullptr) {}
+  constexpr explicit unique_cptr(std::nullptr_t) : ptr_(nullptr) {}
   explicit unique_cptr(pointer ptr) : ptr_(ptr) {}
   unique_cptr(unique_cptr&& o) noexcept : ptr_(o.ptr_) { o.ptr_ = nullptr; }
 
diff --git a/packages/SystemUI/Android.bp b/packages/SystemUI/Android.bp
index c9ba268..5b3164e 100644
--- a/packages/SystemUI/Android.bp
+++ b/packages/SystemUI/Android.bp
@@ -80,6 +80,7 @@
     ],
 
     platform_apis: true,
+    product_specific: true,
     certificate: "platform",
     privileged: true,
 
@@ -97,5 +98,6 @@
         "--extra-packages",
         "com.android.keyguard",
     ],
+    required: ["privapp_whitelist_com.android.systemui"],
 
 }
diff --git a/startop/view_compiler/Android.bp b/startop/view_compiler/Android.bp
index 2fc3a0d..7dc83c3 100644
--- a/startop/view_compiler/Android.bp
+++ b/startop/view_compiler/Android.bp
@@ -46,7 +46,7 @@
     },
 }
 
-cc_library_host_static {
+cc_library_static {
     name: "libviewcompiler",
     defaults: ["viewcompiler_defaults"],
     srcs: [
@@ -58,9 +58,10 @@
         "util.cc",
         "layout_validation.cc",
     ],
+    host_supported: true,
 }
 
-cc_binary_host {
+cc_binary {
     name: "viewcompiler",
     defaults: ["viewcompiler_defaults"],
     srcs: [
@@ -70,6 +71,7 @@
         "libgflags",
         "libviewcompiler",
     ],
+    host_supported: true
 }
 
 cc_test_host {
diff --git a/telephony/java/android/telephony/CallAttributes.aidl b/telephony/java/android/telephony/CallAttributes.aidl
new file mode 100644
index 0000000..69127df
--- /dev/null
+++ b/telephony/java/android/telephony/CallAttributes.aidl
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2018 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 android.telephony;
+
+parcelable CallAttributes;
+
diff --git a/telephony/java/android/telephony/CallAttributes.java b/telephony/java/android/telephony/CallAttributes.java
new file mode 100644
index 0000000..2b99ce1
--- /dev/null
+++ b/telephony/java/android/telephony/CallAttributes.java
@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2018 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 android.telephony;
+
+import android.annotation.SystemApi;
+import android.os.Parcel;
+import android.os.Parcelable;
+import android.telephony.TelephonyManager.NetworkType;
+
+import java.util.Objects;
+
+/**
+ * Contains information about a call's attributes as passed up from the HAL. If there are multiple
+ * ongoing calls, the CallAttributes will pertain to the call in the foreground.
+ * @hide
+ */
+@SystemApi
+public class CallAttributes implements Parcelable {
+    private PreciseCallState mPreciseCallState;
+    @NetworkType
+    private int mNetworkType; // TelephonyManager.NETWORK_TYPE_* ints
+    private CallQuality mCallQuality;
+
+
+    public CallAttributes(PreciseCallState state, @NetworkType int networkType,
+            CallQuality callQuality) {
+        this.mPreciseCallState = state;
+        this.mNetworkType = networkType;
+        this.mCallQuality = callQuality;
+    }
+
+    @Override
+    public String toString() {
+        return "mPreciseCallState=" + mPreciseCallState + " mNetworkType=" + mNetworkType
+                + " mCallQuality=" + mCallQuality;
+    }
+
+    private CallAttributes(Parcel in) {
+        mPreciseCallState = (PreciseCallState) in.readValue(mPreciseCallState.getClass()
+                .getClassLoader());
+        mNetworkType = in.readInt();
+        mCallQuality = (CallQuality) in.readValue(mCallQuality.getClass().getClassLoader());
+    }
+
+    // getters
+    /**
+     * Returns the {@link PreciseCallState} of the call.
+     */
+    public PreciseCallState getPreciseCallState() {
+        return mPreciseCallState;
+    }
+
+    /**
+     * Returns the {@link TelephonyManager#NetworkType} of the call.
+     *
+     * @see TelephonyManager#NETWORK_TYPE_UNKNOWN
+     * @see TelephonyManager#NETWORK_TYPE_GPRS
+     * @see TelephonyManager#NETWORK_TYPE_EDGE
+     * @see TelephonyManager#NETWORK_TYPE_UMTS
+     * @see TelephonyManager#NETWORK_TYPE_CDMA
+     * @see TelephonyManager#NETWORK_TYPE_EVDO_0
+     * @see TelephonyManager#NETWORK_TYPE_EVDO_A
+     * @see TelephonyManager#NETWORK_TYPE_1xRTT
+     * @see TelephonyManager#NETWORK_TYPE_HSDPA
+     * @see TelephonyManager#NETWORK_TYPE_HSUPA
+     * @see TelephonyManager#NETWORK_TYPE_HSPA
+     * @see TelephonyManager#NETWORK_TYPE_IDEN
+     * @see TelephonyManager#NETWORK_TYPE_EVDO_B
+     * @see TelephonyManager#NETWORK_TYPE_LTE
+     * @see TelephonyManager#NETWORK_TYPE_EHRPD
+     * @see TelephonyManager#NETWORK_TYPE_HSPAP
+     * @see TelephonyManager#NETWORK_TYPE_GSM
+     * @see TelephonyManager#NETWORK_TYPE_TD_SCDMA
+     * @see TelephonyManager#NETWORK_TYPE_IWLAN
+     * @see TelephonyManager#NETWORK_TYPE_LTE_CA
+     * @see TelephonyManager#NETWORK_TYPE_NR
+     */
+    @NetworkType
+    public int getNetworkType() {
+        return mNetworkType;
+    }
+
+    /**
+     * Returns the {#link CallQuality} of the call.
+     */
+    public CallQuality getCallQuality() {
+        return mCallQuality;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mPreciseCallState, mNetworkType, mCallQuality);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (o == null || !(o instanceof CallAttributes) || hashCode() != o.hashCode()) {
+            return false;
+        }
+
+        if (this == o) {
+            return true;
+        }
+
+        CallAttributes s = (CallAttributes) o;
+
+        return (mPreciseCallState == s.mPreciseCallState
+                && mNetworkType == s.mNetworkType
+                && mCallQuality == s.mCallQuality);
+    }
+
+    /**
+     * {@link Parcelable#describeContents}
+     */
+    public @Parcelable.ContentsFlags int describeContents() {
+        return 0;
+    }
+
+    /**
+     * {@link Parcelable#writeToParcel}
+     */
+    public void writeToParcel(Parcel dest, @Parcelable.WriteFlags int flags) {
+        mPreciseCallState.writeToParcel(dest, flags);
+        dest.writeInt(mNetworkType);
+        mCallQuality.writeToParcel(dest, flags);
+    }
+
+    public static final Parcelable.Creator<CallAttributes> CREATOR = new Parcelable.Creator() {
+        public CallAttributes createFromParcel(Parcel in) {
+            return new CallAttributes(in);
+        }
+
+        public CallAttributes[] newArray(int size) {
+            return new CallAttributes[size];
+        }
+    };
+}
diff --git a/telephony/java/android/telephony/CallQuality.aidl b/telephony/java/android/telephony/CallQuality.aidl
new file mode 100644
index 0000000..f54355f
--- /dev/null
+++ b/telephony/java/android/telephony/CallQuality.aidl
@@ -0,0 +1,20 @@
+/*
+ * Copyright (C) 2018 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 android.telephony;
+
+parcelable CallQuality;
+
diff --git a/telephony/java/android/telephony/CallQuality.java b/telephony/java/android/telephony/CallQuality.java
new file mode 100644
index 0000000..b27f6b4
--- /dev/null
+++ b/telephony/java/android/telephony/CallQuality.java
@@ -0,0 +1,341 @@
+/*
+ * Copyright (C) 2018 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 android.telephony;
+
+import android.annotation.IntDef;
+import android.annotation.SystemApi;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.Objects;
+
+/**
+ * Parcelable object to handle call quality.
+ * <p>
+ * Currently this supports IMS calls.
+ * <p>
+ * It provides the call quality level, duration, and additional information related to RTP packets,
+ * jitter and delay.
+ * <p>
+ * If there are multiple active calls, the CallQuality will pertain to the call in the foreground.
+ *
+ * @hide
+ */
+@SystemApi
+public final class CallQuality implements Parcelable {
+
+    // Constants representing the call quality level (see #CallQuality);
+    public static final int CALL_QUALITY_EXCELLENT = 0;
+    public static final int CALL_QUALITY_GOOD = 1;
+    public static final int CALL_QUALITY_FAIR = 2;
+    public static final int CALL_QUALITY_POOR = 3;
+    public static final int CALL_QUALITY_BAD = 4;
+    public static final int CALL_QUALITY_NOT_AVAILABLE = 5;
+
+    /**
+     * Call quality
+     * @hide
+     */
+    @IntDef(prefix = { "CALL_QUALITY_" }, value = {
+            CALL_QUALITY_EXCELLENT,
+            CALL_QUALITY_GOOD,
+            CALL_QUALITY_FAIR,
+            CALL_QUALITY_POOR,
+            CALL_QUALITY_BAD,
+            CALL_QUALITY_NOT_AVAILABLE,
+    })
+    @Retention(RetentionPolicy.SOURCE)
+    public @interface CallQualityLevel {}
+
+    @CallQualityLevel
+    private int mDownlinkCallQualityLevel;
+    @CallQualityLevel
+    private int mUplinkCallQualityLevel;
+    private int mCallDuration;
+    private int mNumRtpPacketsTransmitted;
+    private int mNumRtpPacketsReceived;
+    private int mNumRtpPacketsTransmittedLost;
+    private int mNumRtpPacketsNotReceived;
+    private int mAverageRelativeJitter;
+    private int mMaxRelativeJitter;
+    private int mAverageRoundTripTime;
+    private int mCodecType;
+
+    /** @hide **/
+    public CallQuality(Parcel in) {
+        mDownlinkCallQualityLevel = in.readInt();
+        mUplinkCallQualityLevel = in.readInt();
+        mCallDuration = in.readInt();
+        mNumRtpPacketsTransmitted = in.readInt();
+        mNumRtpPacketsReceived = in.readInt();
+        mNumRtpPacketsTransmittedLost = in.readInt();
+        mNumRtpPacketsNotReceived = in.readInt();
+        mAverageRelativeJitter = in.readInt();
+        mMaxRelativeJitter = in.readInt();
+        mAverageRoundTripTime = in.readInt();
+        mCodecType = in.readInt();
+    }
+
+    /**
+     * Constructor.
+     *
+     * @param callQualityLevel the call quality level (see #CallQualityLevel)
+     * @param callDuration the call duration in milliseconds
+     * @param numRtpPacketsTransmitted RTP packets sent to network
+     * @param numRtpPacketsReceived RTP packets received from network
+     * @param numRtpPacketsTransmittedLost RTP packets which were lost in network and never
+     * transmitted
+     * @param numRtpPacketsNotReceived RTP packets which were lost in network and never recieved
+     * @param averageRelativeJitter average relative jitter in milliseconds
+     * @param maxRelativeJitter maximum relative jitter in milliseconds
+     * @param averageRoundTripTime average round trip delay in milliseconds
+     * @param codecType the codec type
+     */
+    public CallQuality(
+            @CallQualityLevel int downlinkCallQualityLevel,
+            @CallQualityLevel int uplinkCallQualityLevel,
+            int callDuration,
+            int numRtpPacketsTransmitted,
+            int numRtpPacketsReceived,
+            int numRtpPacketsTransmittedLost,
+            int numRtpPacketsNotReceived,
+            int averageRelativeJitter,
+            int maxRelativeJitter,
+            int averageRoundTripTime,
+            int codecType) {
+        this.mDownlinkCallQualityLevel = downlinkCallQualityLevel;
+        this.mUplinkCallQualityLevel = uplinkCallQualityLevel;
+        this.mCallDuration = callDuration;
+        this.mNumRtpPacketsTransmitted = numRtpPacketsTransmitted;
+        this.mNumRtpPacketsReceived = numRtpPacketsReceived;
+        this.mNumRtpPacketsTransmittedLost = numRtpPacketsTransmittedLost;
+        this.mNumRtpPacketsNotReceived = numRtpPacketsNotReceived;
+        this.mAverageRelativeJitter = averageRelativeJitter;
+        this.mMaxRelativeJitter = maxRelativeJitter;
+        this.mAverageRoundTripTime = averageRoundTripTime;
+        this.mCodecType = codecType;
+    }
+
+    // getters
+    /**
+     * Returns the downlink CallQualityLevel for a given ongoing call.
+     */
+    @CallQualityLevel
+    public int getDownlinkCallQualityLevel() {
+        return mDownlinkCallQualityLevel;
+    }
+
+    /**
+     * Returns the uplink CallQualityLevel for a given ongoing call.
+     */
+    @CallQualityLevel
+    public int getUplinkCallQualityLevel() {
+        return mUplinkCallQualityLevel;
+    }
+
+    /**
+     * Returns the duration of the call, in milliseconds.
+     */
+    public int getCallDuration() {
+        return mCallDuration;
+    }
+
+    /**
+     * Returns the total number of RTP packets transmitted by this device for a given ongoing call.
+     */
+    public int getNumRtpPacketsTransmitted() {
+        return mNumRtpPacketsTransmitted;
+    }
+
+    /**
+     * Returns the total number of RTP packets received by this device for a given ongoing call.
+     */
+    public int getNumRtpPacketsReceived() {
+        return mNumRtpPacketsReceived;
+    }
+
+    /**
+     * Returns the number of RTP packets which were sent by this device but were lost in the
+     * network before reaching the other party.
+     */
+    public int getNumRtpPacketsTransmittedLost() {
+        return mNumRtpPacketsTransmittedLost;
+    }
+
+    /**
+     * Returns the number of RTP packets which were sent by the other party but were lost in the
+     * network before reaching this device.
+     */
+    public int getNumRtpPacketsNotReceived() {
+        return mNumRtpPacketsNotReceived;
+    }
+
+    /**
+     * Returns the average relative jitter in milliseconds. Jitter represents the amount of variance
+     * in interarrival time of packets, for example, if two packets are sent 2 milliseconds apart
+     * but received 3 milliseconds apart, the relative jitter between those packets is 1
+     * millisecond.
+     *
+     * <p>See RFC 3550 for more information on jitter calculations.
+     */
+    public int getAverageRelativeJitter() {
+        return mAverageRelativeJitter;
+    }
+
+    /**
+     * Returns the maximum relative jitter for a given ongoing call. Jitter represents the amount of
+     * variance in interarrival time of packets, for example, if two packets are sent 2 milliseconds
+     * apart but received 3 milliseconds apart, the relative jitter between those packets is 1
+     * millisecond.
+     *
+     * <p>See RFC 3550 for more information on jitter calculations.
+     */
+    public int getMaxRelativeJitter() {
+        return mMaxRelativeJitter;
+    }
+
+    /**
+     * Returns the average round trip time in milliseconds.
+     */
+    public int getAverageRoundTripTime() {
+        return mAverageRoundTripTime;
+    }
+
+    /**
+     * Returns the codec type. This value corresponds to the AUDIO_QUALITY_* constants in
+     * {@link ImsStreamMediaProfile}.
+     *
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_NONE
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_AMR
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_AMR_WB
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_QCELP13K
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVRC
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVRC_B
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVRC_WB
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVRC_NW
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_GSM_EFR
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_GSM_FR
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_GSM_HR
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_G711U
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_G723
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_G711A
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_G722
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_G711AB
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_G729
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVS_NB
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVS_WB
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVS_SWB
+     * @see ImsStreamMediaProfile#AUDIO_QUALITY_EVS_FB
+     */
+    public int getCodecType() {
+        return mCodecType;
+    }
+
+    // Parcelable things
+    @Override
+    public String toString() {
+        return "CallQuality: {downlinkCallQualityLevel=" + mDownlinkCallQualityLevel
+                + " uplinkCallQualityLevel=" + mUplinkCallQualityLevel
+                + " callDuration=" + mCallDuration
+                + " numRtpPacketsTransmitted=" + mNumRtpPacketsTransmitted
+                + " numRtpPacketsReceived=" + mNumRtpPacketsReceived
+                + " numRtpPacketsTransmittedLost=" + mNumRtpPacketsTransmittedLost
+                + " numRtpPacketsNotReceived=" + mNumRtpPacketsNotReceived
+                + " averageRelativeJitter=" + mAverageRelativeJitter
+                + " maxRelativeJitter=" + mMaxRelativeJitter
+                + " averageRoundTripTime=" + mAverageRoundTripTime
+                + " codecType=" + mCodecType
+                + "}";
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(
+                mDownlinkCallQualityLevel,
+                mUplinkCallQualityLevel,
+                mCallDuration,
+                mNumRtpPacketsTransmitted,
+                mNumRtpPacketsReceived,
+                mNumRtpPacketsTransmittedLost,
+                mNumRtpPacketsNotReceived,
+                mAverageRelativeJitter,
+                mMaxRelativeJitter,
+                mAverageRoundTripTime,
+                mCodecType);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (o == null || !(o instanceof CallQuality) || hashCode() != o.hashCode()) {
+            return false;
+        }
+
+        if (this == o) {
+            return true;
+        }
+
+        CallQuality s = (CallQuality) o;
+
+        return (mDownlinkCallQualityLevel == s.mDownlinkCallQualityLevel
+                && mUplinkCallQualityLevel == s.mUplinkCallQualityLevel
+                && mCallDuration == s.mCallDuration
+                && mNumRtpPacketsTransmitted == s.mNumRtpPacketsTransmitted
+                && mNumRtpPacketsReceived == s.mNumRtpPacketsReceived
+                && mNumRtpPacketsTransmittedLost == s.mNumRtpPacketsTransmittedLost
+                && mNumRtpPacketsNotReceived == s.mNumRtpPacketsNotReceived
+                && mAverageRelativeJitter == s.mAverageRelativeJitter
+                && mMaxRelativeJitter == s.mMaxRelativeJitter
+                && mAverageRoundTripTime == s.mAverageRoundTripTime
+                && mCodecType == s.mCodecType);
+    }
+
+    /**
+     * {@link Parcelable#describeContents}
+     */
+    public @Parcelable.ContentsFlags int describeContents() {
+        return 0;
+    }
+
+    /**
+     * {@link Parcelable#writeToParcel}
+     */
+    public void writeToParcel(Parcel dest, @Parcelable.WriteFlags int flags) {
+        dest.writeInt(mDownlinkCallQualityLevel);
+        dest.writeInt(mUplinkCallQualityLevel);
+        dest.writeInt(mCallDuration);
+        dest.writeInt(mNumRtpPacketsTransmitted);
+        dest.writeInt(mNumRtpPacketsReceived);
+        dest.writeInt(mNumRtpPacketsTransmittedLost);
+        dest.writeInt(mNumRtpPacketsNotReceived);
+        dest.writeInt(mAverageRelativeJitter);
+        dest.writeInt(mMaxRelativeJitter);
+        dest.writeInt(mAverageRoundTripTime);
+        dest.writeInt(mCodecType);
+    }
+
+    public static final Parcelable.Creator<CallQuality> CREATOR = new Parcelable.Creator() {
+        public CallQuality createFromParcel(Parcel in) {
+            return new CallQuality(in);
+        }
+
+        public CallQuality[] newArray(int size) {
+            return new CallQuality[size];
+        }
+    };
+}
diff --git a/telephony/java/android/telephony/DataSpecificRegistrationStates.java b/telephony/java/android/telephony/DataSpecificRegistrationStates.java
index 5d809d0..d6a8065 100644
--- a/telephony/java/android/telephony/DataSpecificRegistrationStates.java
+++ b/telephony/java/android/telephony/DataSpecificRegistrationStates.java
@@ -44,13 +44,19 @@
      */
     public final boolean isEnDcAvailable;
 
+    /**
+     * Provides network support info for LTE VoPS and LTE Emergency bearer support
+     */
+    public final LteVopsSupportInfo lteVopsSupportInfo;
+
     DataSpecificRegistrationStates(
             int maxDataCalls, boolean isDcNrRestricted, boolean isNrAvailable,
-            boolean isEnDcAvailable) {
+            boolean isEnDcAvailable, LteVopsSupportInfo lteVops) {
         this.maxDataCalls = maxDataCalls;
         this.isDcNrRestricted = isDcNrRestricted;
         this.isNrAvailable = isNrAvailable;
         this.isEnDcAvailable = isEnDcAvailable;
+        this.lteVopsSupportInfo = lteVops;
     }
 
     private DataSpecificRegistrationStates(Parcel source) {
@@ -58,6 +64,7 @@
         isDcNrRestricted = source.readBoolean();
         isNrAvailable = source.readBoolean();
         isEnDcAvailable = source.readBoolean();
+        lteVopsSupportInfo = LteVopsSupportInfo.CREATOR.createFromParcel(source);
     }
 
     @Override
@@ -66,6 +73,7 @@
         dest.writeBoolean(isDcNrRestricted);
         dest.writeBoolean(isNrAvailable);
         dest.writeBoolean(isEnDcAvailable);
+        lteVopsSupportInfo.writeToParcel(dest, flags);
     }
 
     @Override
@@ -81,13 +89,15 @@
                 .append(" isDcNrRestricted = " + isDcNrRestricted)
                 .append(" isNrAvailable = " + isNrAvailable)
                 .append(" isEnDcAvailable = " + isEnDcAvailable)
+                .append(lteVopsSupportInfo.toString())
                 .append(" }")
                 .toString();
     }
 
     @Override
     public int hashCode() {
-        return Objects.hash(maxDataCalls, isDcNrRestricted, isNrAvailable, isEnDcAvailable);
+        return Objects.hash(maxDataCalls, isDcNrRestricted, isNrAvailable, isEnDcAvailable,
+            lteVopsSupportInfo);
     }
 
     @Override
@@ -100,7 +110,8 @@
         return this.maxDataCalls == other.maxDataCalls
                 && this.isDcNrRestricted == other.isDcNrRestricted
                 && this.isNrAvailable == other.isNrAvailable
-                && this.isEnDcAvailable == other.isEnDcAvailable;
+                && this.isEnDcAvailable == other.isEnDcAvailable
+                && this.lteVopsSupportInfo.equals(other.lteVopsSupportInfo);
     }
 
     public static final Parcelable.Creator<DataSpecificRegistrationStates> CREATOR =
@@ -115,4 +126,4 @@
                     return new DataSpecificRegistrationStates[size];
                 }
             };
-}
\ No newline at end of file
+}
diff --git a/telephony/java/android/telephony/ICellInfoCallback.aidl b/telephony/java/android/telephony/ICellInfoCallback.aidl
index 7fb62682..ee3c1b1 100644
--- a/telephony/java/android/telephony/ICellInfoCallback.aidl
+++ b/telephony/java/android/telephony/ICellInfoCallback.aidl
@@ -16,6 +16,7 @@
 
 package android.telephony;
 
+import android.os.ParcelableException;
 import android.telephony.CellInfo;
 
 import java.util.List;
@@ -27,4 +28,5 @@
 oneway interface ICellInfoCallback
 {
     void onCellInfo(in List<CellInfo> state);
+    void onError(in int errorCode, in ParcelableException detail);
 }
diff --git a/telephony/java/android/telephony/LteVopsSupportInfo.aidl b/telephony/java/android/telephony/LteVopsSupportInfo.aidl
new file mode 100644
index 0000000..5984598
--- /dev/null
+++ b/telephony/java/android/telephony/LteVopsSupportInfo.aidl
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2018 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 android.telephony;
+
+parcelable LteVopsSupportInfo;
diff --git a/telephony/java/android/telephony/LteVopsSupportInfo.java b/telephony/java/android/telephony/LteVopsSupportInfo.java
new file mode 100644
index 0000000..0ae85c0
--- /dev/null
+++ b/telephony/java/android/telephony/LteVopsSupportInfo.java
@@ -0,0 +1,137 @@
+/*
+ * Copyright (C) 2018 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 android.telephony;
+
+import android.annotation.IntDef;
+import android.annotation.SystemApi;
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.util.Objects;
+
+/**
+ * Class stores information related to LTE network VoPS support
+ * @hide
+ */
+@SystemApi
+public final class LteVopsSupportInfo implements Parcelable {
+
+    /**@hide*/
+    @Retention(RetentionPolicy.SOURCE)
+    @IntDef(
+            value = {LTE_STATUS_NOT_AVAILABLE, LTE_STATUS_SUPPORTED,
+                    LTE_STATUS_NOT_SUPPORTED}, prefix = "LTE_STATUS_")
+    public @interface LteVopsStatus {}
+    /**
+     * Indicates information not available from modem.
+     */
+    public static final int LTE_STATUS_NOT_AVAILABLE = 1;
+
+    /**
+     * Indicates network support the feature.
+     */
+    public static final int LTE_STATUS_SUPPORTED = 2;
+
+    /**
+     * Indicates network does not support the feature.
+     */
+    public static final int LTE_STATUS_NOT_SUPPORTED = 3;
+
+    @LteVopsStatus
+    private final int mVopsSupport;
+    @LteVopsStatus
+    private final int mEmcBearerSupport;
+
+    public LteVopsSupportInfo(@LteVopsStatus int vops, @LteVopsStatus int emergency) {
+        mVopsSupport = vops;
+        mEmcBearerSupport = emergency;
+    }
+
+    /**
+     * Provides the LTE VoPS support capability as described in:
+     * 3GPP 24.301 EPS network feature support -> IMS VoPS
+     */
+    public @LteVopsStatus int getVopsSupport() {
+        return mVopsSupport;
+    }
+
+    /**
+     * Provides the LTE Emergency bearer support capability as described in:
+     *    3GPP 24.301 EPS network feature support -> EMC BS
+     *    25.331 LTE RRC SIB1 : ims-EmergencySupport-r9
+     */
+    public @LteVopsStatus int getEmcBearerSupport() {
+        return mEmcBearerSupport;
+    }
+
+    @Override
+    public int describeContents() {
+        return 0;
+    }
+
+    @Override
+    public void writeToParcel(Parcel out, int flags) {
+        out.writeInt(mVopsSupport);
+        out.writeInt(mEmcBearerSupport);
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (o == null || !(o instanceof LteVopsSupportInfo)) {
+            return false;
+        }
+        if (this == o) return true;
+        LteVopsSupportInfo other = (LteVopsSupportInfo) o;
+        return mVopsSupport == other.mVopsSupport
+            && mEmcBearerSupport == other.mEmcBearerSupport;
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(mVopsSupport, mEmcBearerSupport);
+    }
+
+    /**
+     * @return string representation.
+     */
+    @Override
+    public String toString() {
+        return ("LteVopsSupportInfo : "
+                + " mVopsSupport = " + mVopsSupport
+                + " mEmcBearerSupport = " + mEmcBearerSupport);
+    }
+
+    public static final Creator<LteVopsSupportInfo> CREATOR =
+            new Creator<LteVopsSupportInfo>() {
+        @Override
+        public LteVopsSupportInfo createFromParcel(Parcel in) {
+            return new LteVopsSupportInfo(in);
+        }
+
+        @Override
+        public LteVopsSupportInfo[] newArray(int size) {
+            return new LteVopsSupportInfo[size];
+        }
+    };
+
+    private LteVopsSupportInfo(Parcel in) {
+        mVopsSupport = in.readInt();
+        mEmcBearerSupport = in.readInt();
+    }
+}
diff --git a/telephony/java/android/telephony/NetworkRegistrationState.java b/telephony/java/android/telephony/NetworkRegistrationState.java
index b00665e..ceb76b5 100644
--- a/telephony/java/android/telephony/NetworkRegistrationState.java
+++ b/telephony/java/android/telephony/NetworkRegistrationState.java
@@ -219,12 +219,13 @@
     public NetworkRegistrationState(int domain, int transportType, int regState,
             int accessNetworkTechnology, int rejectCause, boolean emergencyOnly,
             int[] availableServices, @Nullable CellIdentity cellIdentity, int maxDataCalls,
-            boolean isDcNrRestricted, boolean isNrAvailable, boolean isEndcAvailable) {
+            boolean isDcNrRestricted, boolean isNrAvailable, boolean isEndcAvailable,
+            LteVopsSupportInfo lteVopsSupportInfo) {
         this(domain, transportType, regState, accessNetworkTechnology, rejectCause, emergencyOnly,
                 availableServices, cellIdentity);
 
         mDataSpecificStates = new DataSpecificRegistrationStates(
-                maxDataCalls, isDcNrRestricted, isNrAvailable, isEndcAvailable);
+                maxDataCalls, isDcNrRestricted, isNrAvailable, isEndcAvailable, lteVopsSupportInfo);
         updateNrStatus(mDataSpecificStates);
     }
 
diff --git a/telephony/java/android/telephony/PhoneStateListener.java b/telephony/java/android/telephony/PhoneStateListener.java
index e27b385..a16d7eb 100644
--- a/telephony/java/android/telephony/PhoneStateListener.java
+++ b/telephony/java/android/telephony/PhoneStateListener.java
@@ -335,6 +335,18 @@
     @SystemApi
     public static final int LISTEN_CALL_DISCONNECT_CAUSES                  = 0x02000000;
 
+    /**
+     * Listen for changes to the call attributes of a currently active call.
+     * {@more}
+     * Requires Permission: {@link android.Manifest.permission#READ_PRECISE_PHONE_STATE
+     * READ_PRECISE_PHONE_STATE}
+     *
+     * @see #onCallAttributesChanged
+     * @hide
+     */
+    @SystemApi
+    public static final int LISTEN_CALL_ATTRIBUTES_CHANGED                 = 0x04000000;
+
     /*
      * Subscription used to listen to the phone state changes
      * @hide
@@ -683,6 +695,17 @@
     }
 
     /**
+     * Callback invoked when the call attributes changes. Requires
+     * the READ_PRIVILEGED_PHONE_STATE permission.
+     * @param callAttributes the call attributes
+     * @hide
+     */
+    @SystemApi
+    public void onCallAttributesChanged(CallAttributes callAttributes) {
+        // default implementation empty
+    }
+
+    /**
      * Callback invoked when modem radio power state changes. Requires
      * the READ_PRIVILEGED_PHONE_STATE permission.
      * @param state the modem radio power state
@@ -941,6 +964,14 @@
                     () -> mExecutor.execute(() -> psl.onRadioPowerStateChanged(state)));
         }
 
+        public void onCallAttributesChanged(CallAttributes callAttributes) {
+            PhoneStateListener psl = mPhoneStateListenerWeakRef.get();
+            if (psl == null) return;
+
+            Binder.withCleanCallingIdentity(
+                    () -> mExecutor.execute(() -> psl.onCallAttributesChanged(callAttributes)));
+        }
+
         public void onPreferredDataSubIdChanged(int subId) {
             PhoneStateListener psl = mPhoneStateListenerWeakRef.get();
             if (psl == null) return;
diff --git a/telephony/java/android/telephony/SignalStrength.java b/telephony/java/android/telephony/SignalStrength.java
index 2271069..e77042d 100644
--- a/telephony/java/android/telephony/SignalStrength.java
+++ b/telephony/java/android/telephony/SignalStrength.java
@@ -24,6 +24,8 @@
 import android.os.Parcelable;
 import android.os.PersistableBundle;
 
+import java.util.ArrayList;
+import java.util.List;
 import java.util.Objects;
 
 /**
@@ -178,6 +180,35 @@
         return mLte;
     }
 
+    /**
+     * Returns a List of CellSignalStrength Components of this SignalStrength Report.
+     *
+     * Use this API to access underlying
+     * {@link android.telephony#CellSignalStrength CellSignalStrength} objects that provide more
+     * granular information about the SignalStrength report. Only valid (non-empty)
+     * CellSignalStrengths will be returned. The order of any returned elements is not guaranteed,
+     * and the list may contain more than one instance of a CellSignalStrength type.
+     *
+     * @return a List of CellSignalStrength or an empty List if there are no valid measurements.
+     *
+     * @see android.telephony#CellSignalStrength
+     * @see android.telephony#CellSignalStrengthNr
+     * @see android.telephony#CellSignalStrengthLte
+     * @see android.telephony#CellSignalStrengthTdscdma
+     * @see android.telephony#CellSignalStrengthWcdma
+     * @see android.telephony#CellSignalStrengthCdma
+     * @see android.telephony#CellSignalStrengthGsm
+     */
+    public @NonNull List<CellSignalStrength> getCellSignalStrengths() {
+        List<CellSignalStrength> cssList = new ArrayList<>(2); // Usually have 2 or fewer elems
+        if (mLte.isValid()) cssList.add(mLte);
+        if (mCdma.isValid()) cssList.add(mCdma);
+        if (mTdscdma.isValid()) cssList.add(mTdscdma);
+        if (mWcdma.isValid()) cssList.add(mWcdma);
+        if (mGsm.isValid()) cssList.add(mGsm);
+        return cssList;
+    }
+
     /** @hide */
     public void updateLevel(PersistableBundle cc, ServiceState ss) {
         mLteRsrpBoost = ss.getLteEarfcnRsrpBoost();
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index 1d8ee79..621b8a6 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -76,8 +76,8 @@
 import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.telecom.ITelecomService;
 import com.android.internal.telephony.CellNetworkScanResult;
-import com.android.internal.telephony.IAns;
 import com.android.internal.telephony.INumberVerificationCallback;
+import com.android.internal.telephony.IOns;
 import com.android.internal.telephony.IPhoneSubInfo;
 import com.android.internal.telephony.ITelephony;
 import com.android.internal.telephony.ITelephonyRegistry;
@@ -4624,8 +4624,8 @@
         return ITelephonyRegistry.Stub.asInterface(ServiceManager.getService("telephony.registry"));
     }
 
-    private IAns getIAns() {
-        return IAns.Stub.asInterface(ServiceManager.getService("ians"));
+    private IOns getIOns() {
+        return IOns.Stub.asInterface(ServiceManager.getService("ions"));
     }
 
     //
@@ -4871,19 +4871,53 @@
     /** Callback for providing asynchronous {@link CellInfo} on request */
     public abstract static class CellInfoCallback {
         /**
-         * Response to
+         * Success response to
          * {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}.
          *
-         * <p>Invoked when there is a response to
+         * Invoked when there is a response to
          * {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}
          * to provide a list of {@link CellInfo}. If no {@link CellInfo} is available then an empty
-         * list will be provided. If an error occurs, null will be provided.
+         * list will be provided. If an error occurs, null will be provided unless the onError
+         * callback is overridden.
          *
          * @param cellInfo a list of {@link CellInfo}, an empty list, or null.
          *
          * {@see android.telephony.TelephonyManager#getAllCellInfo getAllCellInfo()}
          */
-        public abstract void onCellInfo(List<CellInfo> cellInfo);
+        public abstract void onCellInfo(@NonNull List<CellInfo> cellInfo);
+
+        /** @hide */
+        @Retention(RetentionPolicy.SOURCE)
+        @IntDef(prefix = {"ERROR_"}, value = {ERROR_TIMEOUT, ERROR_MODEM_ERROR})
+        public @interface CellInfoCallbackError {}
+
+        /**
+         * The system timed out waiting for a response from the Radio.
+         */
+        public static final int ERROR_TIMEOUT = 1;
+
+        /**
+         * The modem returned a failure.
+         */
+        public static final int ERROR_MODEM_ERROR = 2;
+
+        /**
+         * Error response to
+         * {@link android.telephony.TelephonyManager#requestCellInfoUpdate requestCellInfoUpdate()}.
+         *
+         * Invoked when an error condition prevents updated {@link CellInfo} from being fetched
+         * and returned from the modem. Callers of requestCellInfoUpdate() should override this
+         * function to receive detailed status information in the event of an error. By default,
+         * this function will invoke onCellInfo() with null.
+         *
+         * @param errorCode an error code indicating the type of failure.
+         * @param detail a Throwable object with additional detail regarding the failure if
+         *     available, otherwise null.
+         */
+        public void onError(@CellInfoCallbackError int errorCode, @Nullable Throwable detail) {
+            // By default, simply invoke the success callback with an empty list.
+            onCellInfo(new ArrayList<CellInfo>());
+        }
     };
 
     /**
@@ -4910,6 +4944,12 @@
                             Binder.withCleanCallingIdentity(() ->
                                     executor.execute(() -> callback.onCellInfo(cellInfo)));
                         }
+
+                        public void onError(int errorCode, android.os.ParcelableException detail) {
+                            Binder.withCleanCallingIdentity(() ->
+                                    executor.execute(() -> callback.onError(
+                                            errorCode, detail.getCause())));
+                        }
                     }, getOpPackageName());
 
         } catch (RemoteException ex) {
@@ -4944,6 +4984,12 @@
                             Binder.withCleanCallingIdentity(() ->
                                     executor.execute(() -> callback.onCellInfo(cellInfo)));
                         }
+
+                        public void onError(int errorCode, android.os.ParcelableException detail) {
+                            Binder.withCleanCallingIdentity(() ->
+                                    executor.execute(() -> callback.onError(
+                                            errorCode, detail.getCause())));
+                        }
                     }, getOpPackageName(), workSource);
         } catch (RemoteException ex) {
         }
@@ -9284,10 +9330,10 @@
     }
 
     /**
-     * Enable or disable AlternativeNetworkService.
+     * Enable or disable OpportunisticNetworkService.
      *
      * This method should be called to enable or disable
-     * AlternativeNetwork service on the device.
+     * OpportunisticNetwork service on the device.
      *
      * <p>
      * Requires Permission:
@@ -9298,25 +9344,25 @@
      * @hide
      */
     @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE)
-    public boolean setAlternativeNetworkState(boolean enable) {
+    public boolean setOpportunisticNetworkState(boolean enable) {
         String pkgForDebug = mContext != null ? mContext.getOpPackageName() : "<unknown>";
         boolean ret = false;
         try {
-            IAns iAlternativeNetworkService = getIAns();
-            if (iAlternativeNetworkService != null) {
-                ret = iAlternativeNetworkService.setEnable(enable, pkgForDebug);
+            IOns iOpportunisticNetworkService = getIOns();
+            if (iOpportunisticNetworkService != null) {
+                ret = iOpportunisticNetworkService.setEnable(enable, pkgForDebug);
             }
         } catch (RemoteException ex) {
-            Rlog.e(TAG, "enableAlternativeNetwork RemoteException", ex);
+            Rlog.e(TAG, "enableOpportunisticNetwork RemoteException", ex);
         }
 
         return ret;
     }
 
     /**
-     * is AlternativeNetworkService enabled
+     * is OpportunisticNetworkService enabled
      *
-     * This method should be called to determine if the AlternativeNetworkService is
+     * This method should be called to determine if the OpportunisticNetworkService is
      * enabled
      *
      * <p>
@@ -9325,17 +9371,17 @@
      * @hide
      */
     @RequiresPermission(android.Manifest.permission.READ_PHONE_STATE)
-    public boolean isAlternativeNetworkEnabled() {
+    public boolean isOpportunisticNetworkEnabled() {
         String pkgForDebug = mContext != null ? mContext.getOpPackageName() : "<unknown>";
         boolean isEnabled = false;
 
         try {
-            IAns iAlternativeNetworkService = getIAns();
-            if (iAlternativeNetworkService != null) {
-                isEnabled = iAlternativeNetworkService.isEnabled(pkgForDebug);
+            IOns iOpportunisticNetworkService = getIOns();
+            if (iOpportunisticNetworkService != null) {
+                isEnabled = iOpportunisticNetworkService.isEnabled(pkgForDebug);
             }
         } catch (RemoteException ex) {
-            Rlog.e(TAG, "enableAlternativeNetwork RemoteException", ex);
+            Rlog.e(TAG, "enableOpportunisticNetwork RemoteException", ex);
         }
 
         return isEnabled;
@@ -9690,9 +9736,9 @@
     public boolean setPreferredOpportunisticDataSubscription(int subId) {
         String pkgForDebug = mContext != null ? mContext.getOpPackageName() : "<unknown>";
         try {
-            IAns iAlternativeNetworkService = getIAns();
-            if (iAlternativeNetworkService != null) {
-                return iAlternativeNetworkService.setPreferredData(subId, pkgForDebug);
+            IOns iOpportunisticNetworkService = getIOns();
+            if (iOpportunisticNetworkService != null) {
+                return iOpportunisticNetworkService.setPreferredData(subId, pkgForDebug);
             }
         } catch (RemoteException ex) {
             Rlog.e(TAG, "setPreferredData RemoteException", ex);
@@ -9714,9 +9760,9 @@
         String pkgForDebug = mContext != null ? mContext.getOpPackageName() : "<unknown>";
         int subId = SubscriptionManager.INVALID_SUBSCRIPTION_ID;
         try {
-            IAns iAlternativeNetworkService = getIAns();
-            if (iAlternativeNetworkService != null) {
-                subId = iAlternativeNetworkService.getPreferredData(pkgForDebug);
+            IOns iOpportunisticNetworkService = getIOns();
+            if (iOpportunisticNetworkService != null) {
+                subId = iOpportunisticNetworkService.getPreferredData(pkgForDebug);
             }
         } catch (RemoteException ex) {
             Rlog.e(TAG, "getPreferredData RemoteException", ex);
@@ -9727,8 +9773,8 @@
     /**
      * Update availability of a list of networks in the current location.
      *
-     * This api should be called to inform AlternativeNetwork Service about the availability
-     * of a network at the current location. This information will be used by AlternativeNetwork
+     * This api should be called to inform OpportunisticNetwork Service about the availability
+     * of a network at the current location. This information will be used by OpportunisticNetwork
      * service to decide to attach to the network opportunistically. If an empty list is passed,
      * it is assumed that no network is available.
      * Requires that the calling app has carrier privileges on both primary and
@@ -9743,9 +9789,9 @@
         String pkgForDebug = mContext != null ? mContext.getOpPackageName() : "<unknown>";
         boolean ret = false;
         try {
-            IAns iAlternativeNetworkService = getIAns();
-            if (iAlternativeNetworkService != null) {
-                ret = iAlternativeNetworkService.updateAvailableNetworks(availableNetworks,
+            IOns iOpportunisticNetworkService = getIOns();
+            if (iOpportunisticNetworkService != null) {
+                ret = iOpportunisticNetworkService.updateAvailableNetworks(availableNetworks,
                         pkgForDebug);
             }
         } catch (RemoteException ex) {
diff --git a/telephony/java/com/android/internal/telephony/IAns.aidl b/telephony/java/com/android/internal/telephony/IOns.aidl
similarity index 92%
rename from telephony/java/com/android/internal/telephony/IAns.aidl
rename to telephony/java/com/android/internal/telephony/IOns.aidl
index 98bcd41..d6779f1 100755
--- a/telephony/java/com/android/internal/telephony/IAns.aidl
+++ b/telephony/java/com/android/internal/telephony/IOns.aidl
@@ -18,13 +18,13 @@
 
 import android.telephony.AvailableNetworkInfo;
 
-interface IAns {
+interface IOns {
 
     /**
-    * Enable or disable Alternative Network service.
+    * Enable or disable Opportunistic Network service.
     *
     * This method should be called to enable or disable
-    * AlternativeNetwork service on the device.
+    * OpportunisticNetwork service on the device.
     *
     * <p>
     * Requires Permission:
@@ -38,9 +38,9 @@
     boolean setEnable(boolean enable, String callingPackage);
 
     /**
-     * is Alternative Network service enabled
+     * is Opportunistic Network service enabled
      *
-     * This method should be called to determine if the Alternative Network service is enabled
+     * This method should be called to determine if the Opportunistic Network service is enabled
     *
     * <p>
     * Requires Permission:
@@ -84,7 +84,7 @@
      * Update availability of a list of networks in the current location.
      *
      * This api should be called if the caller is aware of the availability of a network
-     * at the current location. This information will be used by AlternativeNetwork service
+     * at the current location. This information will be used by OpportunisticNetwork service
      * to decide to attach to the network. If an empty list is passed,
      * it is assumed that no network is available.
      * Requires that the calling app has carrier privileges on both primary and
diff --git a/telephony/java/com/android/internal/telephony/IPhoneStateListener.aidl b/telephony/java/com/android/internal/telephony/IPhoneStateListener.aidl
index 00cf9c3..3dbebe8 100644
--- a/telephony/java/com/android/internal/telephony/IPhoneStateListener.aidl
+++ b/telephony/java/com/android/internal/telephony/IPhoneStateListener.aidl
@@ -17,14 +17,15 @@
 package com.android.internal.telephony;
 
 import android.os.Bundle;
-import android.telephony.ServiceState;
-import android.telephony.SignalStrength;
+import android.telephony.CallAttributes;
 import android.telephony.CellInfo;
 import android.telephony.DataConnectionRealTimeInfo;
 import android.telephony.PhoneCapability;
 import android.telephony.PhysicalChannelConfig;
 import android.telephony.PreciseCallState;
 import android.telephony.PreciseDataConnectionState;
+import android.telephony.ServiceState;
+import android.telephony.SignalStrength;
 import android.telephony.emergency.EmergencyNumber;
 
 oneway interface IPhoneStateListener {
@@ -54,6 +55,7 @@
     void onPhoneCapabilityChanged(in PhoneCapability capability);
     void onPreferredDataSubIdChanged(in int subId);
     void onRadioPowerStateChanged(in int state);
+    void onCallAttributesChanged(in CallAttributes callAttributes);
     void onEmergencyNumberListChanged(in Map emergencyNumberList);
     void onCallDisconnectCauseChanged(in int disconnectCause, in int preciseDisconnectCause);
 }