Merge "Import translations. DO NOT MERGE"
diff --git a/api/system-current.txt b/api/system-current.txt
index 2edef24..b830e37 100755
--- a/api/system-current.txt
+++ b/api/system-current.txt
@@ -7713,7 +7713,9 @@
   public static final class Telephony.Carriers implements android.provider.BaseColumns {
     field public static final String APN_SET_ID = "apn_set_id";
     field public static final int CARRIER_EDITED = 4; // 0x4
+    field @NonNull public static final android.net.Uri DPC_URI;
     field public static final String EDITED_STATUS = "edited";
+    field public static final int INVALID_APN_ID = -1; // 0xffffffff
     field public static final String MAX_CONNECTIONS = "max_conns";
     field public static final String MODEM_PERSIST = "modem_cognitive";
     field public static final String MTU = "mtu";
@@ -9988,6 +9990,7 @@
   }
 
   public class TelephonyManager {
+    method public int addDevicePolicyOverrideApn(@NonNull android.content.Context, @NonNull android.telephony.data.ApnSetting);
     method @Deprecated @RequiresPermission(android.Manifest.permission.CALL_PHONE) public void call(String, String);
     method public int checkCarrierPrivilegesForPackage(String);
     method public int checkCarrierPrivilegesForPackageAnyPhone(String);
@@ -10016,6 +10019,7 @@
     method @Deprecated public boolean getDataEnabled(int);
     method @Nullable public static android.content.ComponentName getDefaultRespondViaMessageApplication(@NonNull android.content.Context, boolean);
     method @NonNull public static String getDefaultSimCountryIso();
+    method @NonNull public java.util.List<android.telephony.data.ApnSetting> getDevicePolicyOverrideApns(@NonNull android.content.Context);
     method @Nullable @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public String getDeviceSoftwareVersion(int);
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean getEmergencyCallbackMode();
     method public int getEmergencyNumberDbVersion();
@@ -10062,6 +10066,7 @@
     method @RequiresPermission(android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE) public boolean isTetheringApnRequired();
     method @Deprecated @RequiresPermission(anyOf={android.Manifest.permission.READ_PRIVILEGED_PHONE_STATE, android.Manifest.permission.READ_PHONE_STATE}) public boolean isVideoCallingEnabled();
     method @Deprecated @RequiresPermission(android.Manifest.permission.READ_PHONE_STATE) public boolean isVisualVoicemailEnabled(android.telecom.PhoneAccountHandle);
+    method public boolean modifyDevicePolicyOverrideApn(@NonNull android.content.Context, int, @NonNull android.telephony.data.ApnSetting);
     method public boolean needsOtaServiceProvisioning();
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void notifyOtaEmergencyNumberDbInstalled();
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public boolean rebootRadio();
diff --git a/api/test-current.txt b/api/test-current.txt
index e7153e6..1c1d794 100644
--- a/api/test-current.txt
+++ b/api/test-current.txt
@@ -3249,14 +3249,17 @@
   }
 
   public class TelephonyManager {
+    method public int addDevicePolicyOverrideApn(@NonNull android.content.Context, @NonNull android.telephony.data.ApnSetting);
     method public int checkCarrierPrivilegesForPackage(String);
     method public int getCarrierIdListVersion();
     method public java.util.List<java.lang.String> getCarrierPackageNamesForIntent(android.content.Intent);
     method @Nullable public static android.content.ComponentName getDefaultRespondViaMessageApplication(@NonNull android.content.Context, boolean);
+    method @NonNull public java.util.List<android.telephony.data.ApnSetting> getDevicePolicyOverrideApns(@NonNull android.content.Context);
     method public int getEmergencyNumberDbVersion();
     method @RequiresPermission(android.Manifest.permission.READ_PHONE_STATE) public String getLine1AlphaTag();
     method @NonNull @RequiresPermission("android.permission.READ_PRIVILEGED_PHONE_STATE") public String getNetworkCountryIso(int);
     method public android.util.Pair<java.lang.Integer,java.lang.Integer> getRadioHalVersion();
+    method public boolean modifyDevicePolicyOverrideApn(@NonNull android.content.Context, int, @NonNull android.telephony.data.ApnSetting);
     method @RequiresPermission(android.Manifest.permission.MODIFY_PHONE_STATE) public void refreshUiccProfile();
     method @Deprecated public void setCarrierTestOverride(String, String, String, String, String, String, String);
     method public void setCarrierTestOverride(String, String, String, String, String, String, String, String, String);
diff --git a/cmds/input/src/com/android/commands/input/Input.java b/cmds/input/src/com/android/commands/input/Input.java
index a077745..08216d9 100644
--- a/cmds/input/src/com/android/commands/input/Input.java
+++ b/cmds/input/src/com/android/commands/input/Input.java
@@ -430,6 +430,6 @@
                 + " (Default: touchscreen)");
         out.println("      press (Default: trackball)");
         out.println("      roll <dx> <dy> (Default: trackball)");
-        out.println("      event <DOWN|UP|MOVE> <x> <y> (Default: touchscreen)");
+        out.println("      motionevent <DOWN|UP|MOVE> <x> <y> (Default: touchscreen)");
     }
 }
diff --git a/core/java/android/provider/Telephony.java b/core/java/android/provider/Telephony.java
index fed3d7ba..c95e132 100644
--- a/core/java/android/provider/Telephony.java
+++ b/core/java/android/provider/Telephony.java
@@ -3559,7 +3559,8 @@
          * can manage DPC-owned APNs.
          * @hide
          */
-        public static final Uri DPC_URI = Uri.parse("content://telephony/carriers/dpc");
+        @SystemApi
+        public static final @NonNull Uri DPC_URI = Uri.parse("content://telephony/carriers/dpc");
 
         /**
          * The {@code content://} style URL to be called from Telephony to query APNs.
@@ -3868,6 +3869,13 @@
         public static final String USER_EDITABLE = "user_editable";
 
         /**
+         * Integer value denoting an invalid APN id
+         * @hide
+         */
+        @SystemApi
+        public static final int INVALID_APN_ID = -1;
+
+        /**
          * {@link #EDITED_STATUS APN edit status} indicates that this APN has not been edited or
          * fails to edit.
          * <p>Type: INTEGER </p>
diff --git a/core/res/res/values-ar/strings.xml b/core/res/res/values-ar/strings.xml
index 00c0d30..68708d35 100644
--- a/core/res/res/values-ar/strings.xml
+++ b/core/res/res/values-ar/strings.xml
@@ -440,7 +440,7 @@
     <string name="permlab_callPhone" msgid="1798582257194643320">"اتصال مباشر بأرقام الهواتف"</string>
     <string name="permdesc_callPhone" msgid="5439809516131609109">"للسماح للتطبيق بطلب أرقام هاتفية بدون تدخل منك. وقد يؤدي ذلك إلى تحمل رسوم غير متوقعة أو إجراء مكالمات غير متوقعة. ومن الجدير بالذكر أن ذلك لا يتيح للتطبيق الاتصال بأرقام الطوارئ. وقد تؤدي التطبيقات الضارة إلى تحملك تكاليف مالية من خلال إجراء مكالمات بدون موافقة منك."</string>
     <string name="permlab_accessImsCallService" msgid="442192920714863782">"الوصول إلى خدمة الاتصال عبر الرسائل الفورية"</string>
-    <string name="permdesc_accessImsCallService" msgid="6328551241649687162">"للسماح للتطبيق باستخدام خدمة الرسائل الفورية لإجراء المكالمات دون تدخل منك."</string>
+    <string name="permdesc_accessImsCallService" msgid="6328551241649687162">"للسماح للتطبيق باستخدام خدمة الرسائل الفورية لإجراء المكالمات بدون تدخل منك."</string>
     <string name="permlab_readPhoneState" msgid="8138526903259297969">"قراءة حالة الهاتف والهوية"</string>
     <string name="permdesc_readPhoneState" msgid="7229063553502788058">"للسماح للتطبيق بالدخول إلى ميزات الهاتف في الجهاز. ويتيح هذا الإذن للتطبيق تحديد رقم الهاتف ومعرّفات الجهاز، وما إذا كانت هناك مكالمة نشطة والرقم البعيد الذي تم الاتصال به في المكالمة."</string>
     <string name="permlab_manageOwnCalls" msgid="9033349060307561370">"توجيه المكالمات من خلال النظام"</string>
diff --git a/core/res/res/values-hi/strings.xml b/core/res/res/values-hi/strings.xml
index 6928a14..612854c 100644
--- a/core/res/res/values-hi/strings.xml
+++ b/core/res/res/values-hi/strings.xml
@@ -1855,11 +1855,9 @@
     <string name="usb_mtp_launch_notification_title" msgid="774319638256707227">"<xliff:g id="PRODUCT_NAME">%1$s</xliff:g> से कनेक्ट किया गया"</string>
     <string name="usb_mtp_launch_notification_description" msgid="6942535713629852684">"फ़ाइलें देखने के लिए टैप करें"</string>
     <string name="pin_target" msgid="8036028973110156895">"पिन करें"</string>
-    <!-- no translation found for pin_specific_target (7824671240625957415) -->
-    <skip />
+    <string name="pin_specific_target" msgid="7824671240625957415">"<xliff:g id="LABEL">%1$s</xliff:g> को पिन करें"</string>
     <string name="unpin_target" msgid="3963318576590204447">"अनपिन करें"</string>
-    <!-- no translation found for unpin_specific_target (3859828252160908146) -->
-    <skip />
+    <string name="unpin_specific_target" msgid="3859828252160908146">"<xliff:g id="LABEL">%1$s</xliff:g> को अनपिन करें"</string>
     <string name="app_info" msgid="6113278084877079851">"ऐप्लिकेशन की जानकारी"</string>
     <string name="negative_duration" msgid="1938335096972945232">"−<xliff:g id="TIME">%1$s</xliff:g>"</string>
     <string name="demo_starting_message" msgid="6577581216125805905">"डेमो प्रारंभ हो रहा है…"</string>
diff --git a/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java b/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
index 9863e38..66d84aa 100644
--- a/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
+++ b/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
@@ -54,7 +54,6 @@
 
 import androidx.test.annotation.UiThreadTest;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
-import androidx.test.filters.FlakyTest;
 import androidx.test.filters.MediumTest;
 import androidx.test.platform.app.InstrumentationRegistry;
 
@@ -76,7 +75,6 @@
 @RunWith(AndroidJUnit4.class)
 @MediumTest
 @Presubmit
-@FlakyTest(bugId = 143153552)
 public class ActivityThreadClientTest {
 
     @Test
diff --git a/packages/InputDevices/res/values-el/strings.xml b/packages/InputDevices/res/values-el/strings.xml
index 05de3b7..b9d65c5 100644
--- a/packages/InputDevices/res/values-el/strings.xml
+++ b/packages/InputDevices/res/values-el/strings.xml
@@ -8,7 +8,7 @@
     <string name="keyboard_layout_english_us_intl" msgid="3705168594034233583">"Αγγλικά (ΗΠΑ), τύπου International"</string>
     <string name="keyboard_layout_english_us_colemak_label" msgid="4194969610343455380">"Αγγλικά (ΗΠΑ), τύπου Colemak"</string>
     <string name="keyboard_layout_english_us_dvorak_label" msgid="793528923171145202">"Αγγλικά (ΗΠΑ), τύπου Dvorak"</string>
-    <string name="keyboard_layout_english_us_workman_label" msgid="2944541595262173111">"Αγγλικά (ΗΠΑ), στυλ Workman"</string>
+    <string name="keyboard_layout_english_us_workman_label" msgid="2944541595262173111">"Αγγλικά (ΗΠΑ), στιλ Workman"</string>
     <string name="keyboard_layout_german_label" msgid="8451565865467909999">"Γερμανικά"</string>
     <string name="keyboard_layout_french_label" msgid="813450119589383723">"Γαλλικά"</string>
     <string name="keyboard_layout_french_ca_label" msgid="365352601060604832">"Γαλλικά (Καναδά)"</string>
diff --git a/packages/SettingsLib/src/com/android/settingslib/fuelgauge/BatterySaverUtils.java b/packages/SettingsLib/src/com/android/settingslib/fuelgauge/BatterySaverUtils.java
index e19ac81..6d7e86f 100644
--- a/packages/SettingsLib/src/com/android/settingslib/fuelgauge/BatterySaverUtils.java
+++ b/packages/SettingsLib/src/com/android/settingslib/fuelgauge/BatterySaverUtils.java
@@ -21,6 +21,7 @@
 import android.content.Intent;
 import android.os.Bundle;
 import android.os.PowerManager;
+import android.os.UserHandle;
 import android.provider.Settings.Global;
 import android.provider.Settings.Secure;
 import android.text.TextUtils;
@@ -186,7 +187,8 @@
     }
 
     private static void setBatterySaverConfirmationAcknowledged(Context context) {
-        Secure.putInt(context.getContentResolver(), Secure.LOW_POWER_WARNING_ACKNOWLEDGED, 1);
+        Secure.putIntForUser(context.getContentResolver(), Secure.LOW_POWER_WARNING_ACKNOWLEDGED, 1,
+                UserHandle.USER_CURRENT);
     }
 
     /**
diff --git a/packages/SystemUI/src/com/android/systemui/power/PowerNotificationWarnings.java b/packages/SystemUI/src/com/android/systemui/power/PowerNotificationWarnings.java
index eb19571..c8cf02a 100644
--- a/packages/SystemUI/src/com/android/systemui/power/PowerNotificationWarnings.java
+++ b/packages/SystemUI/src/com/android/systemui/power/PowerNotificationWarnings.java
@@ -585,10 +585,10 @@
                                 resolver,
                                 Global.LOW_POWER_MODE_TRIGGER_LEVEL,
                                 batterySaverTriggerLevel);
-                        Secure.putInt(
+                        Secure.putIntForUser(
                                 resolver,
                                 Secure.LOW_POWER_WARNING_ACKNOWLEDGED,
-                                1);
+                                1, UserHandle.USER_CURRENT);
                     });
         } else {
             d.setTitle(R.string.battery_saver_confirmation_title);
diff --git a/services/core/java/com/android/server/display/LocalDisplayAdapter.java b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
index eebc738..cf94d46 100644
--- a/services/core/java/com/android/server/display/LocalDisplayAdapter.java
+++ b/services/core/java/com/android/server/display/LocalDisplayAdapter.java
@@ -37,6 +37,7 @@
 import android.view.Surface;
 import android.view.SurfaceControl;
 
+import com.android.internal.util.function.pooled.PooledLambda;
 import com.android.server.LocalServices;
 import com.android.server.lights.Light;
 import com.android.server.lights.LightsManager;
@@ -641,9 +642,7 @@
 
         @Override
         public void setRequestedColorModeLocked(int colorMode) {
-            if (requestColorModeLocked(colorMode)) {
-                updateDeviceInfoLocked();
-            }
+            requestColorModeLocked(colorMode);
         }
 
         @Override
@@ -671,12 +670,22 @@
             if (mDisplayModeSpecsInvalid || !displayModeSpecs.equals(mDisplayModeSpecs)) {
                 mDisplayModeSpecsInvalid = false;
                 mDisplayModeSpecs.copyFrom(displayModeSpecs);
-                final IBinder token = getDisplayTokenLocked();
-                SurfaceControl.setDesiredDisplayConfigSpecs(token,
+                getHandler().sendMessage(PooledLambda.obtainMessage(
+                        LocalDisplayDevice::setDesiredDisplayModeSpecsAsync, this,
+                        getDisplayTokenLocked(),
                         new SurfaceControl.DesiredDisplayConfigSpecs(defaultPhysIndex,
                                 mDisplayModeSpecs.refreshRateRange.min,
-                                mDisplayModeSpecs.refreshRateRange.max));
-                int activePhysIndex = SurfaceControl.getActiveConfig(token);
+                                mDisplayModeSpecs.refreshRateRange.max)));
+            }
+        }
+
+        private void setDesiredDisplayModeSpecsAsync(IBinder displayToken,
+                SurfaceControl.DesiredDisplayConfigSpecs configSpecs) {
+            // Do not lock when calling these SurfaceControl methods because they are sync
+            // operations that may block for a while when setting display power mode.
+            SurfaceControl.setDesiredDisplayConfigSpecs(displayToken, configSpecs);
+            final int activePhysIndex = SurfaceControl.getActiveConfig(displayToken);
+            synchronized (getSyncRoot()) {
                 if (updateActiveModeLocked(activePhysIndex)) {
                     updateDeviceInfoLocked();
                 }
@@ -708,19 +717,30 @@
             return true;
         }
 
-        public boolean requestColorModeLocked(int colorMode) {
+        public void requestColorModeLocked(int colorMode) {
             if (mActiveColorMode == colorMode) {
-                return false;
+                return;
             }
             if (!mSupportedColorModes.contains(colorMode)) {
                 Slog.w(TAG, "Unable to find color mode " + colorMode
                         + ", ignoring request.");
-                return false;
+                return;
             }
-            SurfaceControl.setActiveColorMode(getDisplayTokenLocked(), colorMode);
+
             mActiveColorMode = colorMode;
             mActiveColorModeInvalid = false;
-            return true;
+            getHandler().sendMessage(PooledLambda.obtainMessage(
+                    LocalDisplayDevice::requestColorModeAsync, this,
+                    getDisplayTokenLocked(), colorMode));
+        }
+
+        private void requestColorModeAsync(IBinder displayToken, int colorMode) {
+            // Do not lock when calling this SurfaceControl method because it is a sync operation
+            // that may block for a while when setting display power mode.
+            SurfaceControl.setActiveColorMode(displayToken, colorMode);
+            synchronized (getSyncRoot()) {
+                updateDeviceInfoLocked();
+            }
         }
 
         @Override
diff --git a/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java b/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
index 9a65ae6..1475ab9 100644
--- a/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
+++ b/services/core/java/com/android/server/rollback/RollbackManagerServiceImpl.java
@@ -780,6 +780,33 @@
         return enableRollbackForPackageSession(newRollback.rollback, packageSession);
     }
 
+    private void removeRollbackForPackageSessionId(int sessionId) {
+        if (LOCAL_LOGV) {
+            Slog.v(TAG, "removeRollbackForPackageSessionId=" + sessionId);
+        }
+
+        synchronized (mLock) {
+            NewRollback newRollback = getNewRollbackForPackageSessionLocked(sessionId);
+            if (newRollback != null) {
+                Slog.w(TAG, "Delete new rollback id=" + newRollback.rollback.info.getRollbackId()
+                        + " for session id=" + sessionId);
+                mNewRollbacks.remove(newRollback);
+                newRollback.rollback.delete(mAppDataRollbackHelper);
+            }
+            Iterator<Rollback> iter = mRollbacks.iterator();
+            while (iter.hasNext()) {
+                Rollback rollback = iter.next();
+                if (rollback.getStagedSessionId() == sessionId) {
+                    Slog.w(TAG, "Delete rollback id=" + rollback.info.getRollbackId()
+                            + " for session id=" + sessionId);
+                    iter.remove();
+                    rollback.delete(mAppDataRollbackHelper);
+                    break;
+                }
+            }
+        }
+    }
+
     /**
      * Do code and userdata backups to enable rollback of the given session.
      * In case of multiPackage sessions, <code>session</code> should be one of
@@ -944,7 +971,7 @@
                 }
             }
 
-            Rollback rollback = completeEnableRollback(newRollback, true);
+            Rollback rollback = completeEnableRollback(newRollback);
             if (rollback == null) {
                 result.offer(-1);
             } else {
@@ -1089,19 +1116,28 @@
             if (LOCAL_LOGV) {
                 Slog.v(TAG, "SessionCallback.onFinished id=" + sessionId + " success=" + success);
             }
-            NewRollback newRollback;
-            synchronized (mLock) {
-                newRollback = getNewRollbackForPackageSessionLocked(sessionId);
-                if (newRollback != null) {
-                    mNewRollbacks.remove(newRollback);
-                }
-            }
 
-            if (newRollback != null) {
-                Rollback rollback = completeEnableRollback(newRollback, success);
-                if (rollback != null && !rollback.isStaged()) {
-                    makeRollbackAvailable(rollback);
+            if (success) {
+                NewRollback newRollback;
+                synchronized (mLock) {
+                    newRollback = getNewRollbackForPackageSessionLocked(sessionId);
+                    if (newRollback != null && newRollback.notifySessionWithSuccess()) {
+                        mNewRollbacks.remove(newRollback);
+                    } else {
+                        // Not all child sessions finished with success.
+                        // Don't enable the rollback yet.
+                        newRollback = null;
+                    }
                 }
+
+                if (newRollback != null) {
+                    Rollback rollback = completeEnableRollback(newRollback);
+                    if (rollback != null && !rollback.isStaged()) {
+                        makeRollbackAvailable(rollback);
+                    }
+                }
+            } else {
+                removeRollbackForPackageSessionId(sessionId);
             }
 
             // Clear the queue so it will never be leaked to next tests.
@@ -1116,16 +1152,10 @@
      * @return the Rollback instance for a successfully enable-completed rollback,
      * or null on error.
      */
-    private Rollback completeEnableRollback(NewRollback newRollback, boolean success) {
+    private Rollback completeEnableRollback(NewRollback newRollback) {
         Rollback rollback = newRollback.rollback;
         if (LOCAL_LOGV) {
-            Slog.v(TAG, "completeEnableRollback id="
-                    + rollback.info.getRollbackId() + " success=" + success);
-        }
-        if (!success) {
-            // The install session was aborted, clean up the pending install.
-            rollback.delete(mAppDataRollbackHelper);
-            return null;
+            Slog.v(TAG, "completeEnableRollback id=" + rollback.info.getRollbackId());
         }
 
         if (newRollback.isCancelled()) {
@@ -1251,6 +1281,14 @@
         @GuardedBy("mNewRollbackLock")
         private boolean mIsCancelled = false;
 
+        /**
+         * The number of sessions in the install which are notified with success by
+         * {@link PackageInstaller.SessionCallback#onFinished(int, boolean)}.
+         * This NewRollback will be enabled only after all child sessions finished with success.
+         */
+        @GuardedBy("mNewRollbackLock")
+        private int mNumPackageSessionsWithSuccess;
+
         private final Object mNewRollbackLock = new Object();
 
         NewRollback(Rollback rollback, int[] packageSessionIds) {
@@ -1322,6 +1360,17 @@
         int getPackageSessionIdCount() {
             return mPackageSessionIds.length;
         }
+
+        /**
+         * Called when a child session finished with success.
+         * Returns true when all child sessions are notified with success. This NewRollback will be
+         * enabled only after all child sessions finished with success.
+         */
+        boolean notifySessionWithSuccess() {
+            synchronized (mNewRollbackLock) {
+                return ++mNumPackageSessionsWithSuccess == mPackageSessionIds.length;
+            }
+        }
     }
 
     @GuardedBy("mLock")
diff --git a/services/core/java/com/android/server/wm/EnsureActivitiesVisibleHelper.java b/services/core/java/com/android/server/wm/EnsureActivitiesVisibleHelper.java
index e74f61d..55f5e28 100644
--- a/services/core/java/com/android/server/wm/EnsureActivitiesVisibleHelper.java
+++ b/services/core/java/com/android/server/wm/EnsureActivitiesVisibleHelper.java
@@ -156,7 +156,8 @@
             // determined individually unlike other stacks where the visibility or fullscreen
             // status of an activity in a previous task affects other.
             mBehindFullscreenActivity = !mContainerShouldBeVisible;
-        } else if (mContiner.isActivityTypeHome()) {
+        } else if (!mBehindFullscreenActivity && mContiner.isActivityTypeHome()
+                && r.isRootOfTask()) {
             if (DEBUG_VISIBILITY) Slog.v(TAG_VISIBILITY, "Home task: at " + mContiner
                     + " stackShouldBeVisible=" + mContainerShouldBeVisible
                     + " behindFullscreenActivity=" + mBehindFullscreenActivity);
diff --git a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
index 272edf7..9163f16 100644
--- a/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
+++ b/services/devicepolicy/java/com/android/server/devicepolicy/DevicePolicyManagerService.java
@@ -215,6 +215,7 @@
 import android.provider.ContactsInternal;
 import android.provider.Settings;
 import android.provider.Settings.Global;
+import android.provider.Telephony;
 import android.security.IKeyChainAliasCallback;
 import android.security.IKeyChainService;
 import android.security.KeyChain;
@@ -14113,18 +14114,14 @@
         Objects.requireNonNull(apnSetting, "ApnSetting is null in addOverrideApn");
         enforceDeviceOwner(who);
 
-        int operatedId = -1;
-        Uri resultUri = mInjector.binderWithCleanCallingIdentity(() ->
-                mContext.getContentResolver().insert(DPC_URI, apnSetting.toContentValues()));
-        if (resultUri != null) {
-            try {
-                operatedId = Integer.parseInt(resultUri.getLastPathSegment());
-            } catch (NumberFormatException e) {
-                Slog.e(LOG_TAG, "Failed to parse inserted override APN id.", e);
-            }
+        TelephonyManager tm = mContext.getSystemService(TelephonyManager.class);
+        if (tm != null) {
+            return mInjector.binderWithCleanCallingIdentity(
+                    () -> tm.addDevicePolicyOverrideApn(mContext, apnSetting));
+        } else {
+            Log.w(LOG_TAG, "TelephonyManager is null when trying to add override apn");
+            return Telephony.Carriers.INVALID_APN_ID;
         }
-
-        return operatedId;
     }
 
     @Override
@@ -14140,10 +14137,14 @@
         if (apnId < 0) {
             return false;
         }
-        return mInjector.binderWithCleanCallingIdentity(() ->
-                mContext.getContentResolver().update(
-                        Uri.withAppendedPath(DPC_URI, Integer.toString(apnId)),
-                        apnSetting.toContentValues(), null, null) > 0);
+        TelephonyManager tm = mContext.getSystemService(TelephonyManager.class);
+        if (tm != null) {
+            return mInjector.binderWithCleanCallingIdentity(
+                    () -> tm.modifyDevicePolicyOverrideApn(mContext, apnId, apnSetting));
+        } else {
+            Log.w(LOG_TAG, "TelephonyManager is null when trying to modify override apn");
+            return false;
+        }
     }
 
     @Override
@@ -14179,23 +14180,13 @@
     }
 
     private List<ApnSetting> getOverrideApnsUnchecked() {
-        final Cursor cursor = mInjector.binderWithCleanCallingIdentity(
-                () -> mContext.getContentResolver().query(DPC_URI, null, null, null, null));
-
-        if (cursor == null) {
-            return Collections.emptyList();
+        TelephonyManager tm = mContext.getSystemService(TelephonyManager.class);
+        if (tm != null) {
+            return mInjector.binderWithCleanCallingIdentity(
+                    () -> tm.getDevicePolicyOverrideApns(mContext));
         }
-        try {
-            List<ApnSetting> apnList = new ArrayList<ApnSetting>();
-            cursor.moveToPosition(-1);
-            while (cursor.moveToNext()) {
-                ApnSetting apn = ApnSetting.makeApnSetting(cursor);
-                apnList.add(apn);
-            }
-            return apnList;
-        } finally {
-            cursor.close();
-        }
+        Log.w(LOG_TAG, "TelephonyManager is null when trying to get override apns");
+        return Collections.emptyList();
     }
 
     @Override
diff --git a/services/tests/servicestests/src/com/android/server/devicepolicy/DpmMockContext.java b/services/tests/servicestests/src/com/android/server/devicepolicy/DpmMockContext.java
index 1a67576..960f670 100644
--- a/services/tests/servicestests/src/com/android/server/devicepolicy/DpmMockContext.java
+++ b/services/tests/servicestests/src/com/android/server/devicepolicy/DpmMockContext.java
@@ -217,6 +217,8 @@
                 return mMockSystemServices.wifiManager;
             case Context.ACCOUNT_SERVICE:
                 return mMockSystemServices.accountManager;
+            case Context.TELEPHONY_SERVICE:
+                return mMockSystemServices.telephonyManager;
         }
         throw new UnsupportedOperationException();
     }
diff --git a/services/tests/servicestests/src/com/android/server/rollback/RollbackStoreTest.java b/services/tests/servicestests/src/com/android/server/rollback/RollbackStoreTest.java
index aec489c..757a884 100644
--- a/services/tests/servicestests/src/com/android/server/rollback/RollbackStoreTest.java
+++ b/services/tests/servicestests/src/com/android/server/rollback/RollbackStoreTest.java
@@ -53,8 +53,7 @@
                     if (a == null || b == null) {
                         return a == b;
                     }
-                    return a.getLongVersionCode() == b.getLongVersionCode()
-                            && Objects.equals(a.getPackageName(), b.getPackageName());
+                    return a.equals(b);
                 }
 
                 @Override
@@ -298,15 +297,8 @@
     private void assertPackageRollbacksAreEquivalent(PackageRollbackInfo b, PackageRollbackInfo a) {
         assertThat(b.getPackageName()).isEqualTo(a.getPackageName());
 
-        assertThat(b.getVersionRolledBackFrom().getLongVersionCode())
-                .isEqualTo(a.getVersionRolledBackFrom().getLongVersionCode());
-        assertThat(b.getVersionRolledBackFrom().getPackageName())
-                .isEqualTo(a.getVersionRolledBackFrom().getPackageName());
-
-        assertThat(b.getVersionRolledBackTo().getLongVersionCode())
-                .isEqualTo(a.getVersionRolledBackTo().getLongVersionCode());
-        assertThat(b.getVersionRolledBackTo().getPackageName())
-                .isEqualTo(a.getVersionRolledBackTo().getPackageName());
+        assertThat(b.getVersionRolledBackFrom()).isEqualTo(a.getVersionRolledBackFrom());
+        assertThat(b.getVersionRolledBackTo()).isEqualTo(a.getVersionRolledBackTo());
 
         assertThat(b.getPendingBackups().toArray()).isEqualTo(a.getPendingBackups().toArray());
 
diff --git a/services/tests/wmtests/src/com/android/server/wm/ActivityStackTests.java b/services/tests/wmtests/src/com/android/server/wm/ActivityStackTests.java
index 4e4020b..a5157fe9 100644
--- a/services/tests/wmtests/src/com/android/server/wm/ActivityStackTests.java
+++ b/services/tests/wmtests/src/com/android/server/wm/ActivityStackTests.java
@@ -574,6 +574,27 @@
     }
 
     @Test
+    public void testShouldBeVisible_FullscreenBehindTranslucentInHomeStack() {
+        final ActivityStack homeStack = createStackForShouldBeVisibleTest(mDefaultDisplay,
+                WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, true /* onTop */);
+
+        final ActivityRecord firstActivity = new ActivityBuilder(mService)
+                    .setStack(homeStack)
+                    .setCreateTask(true)
+                    .build();
+        final Task task = firstActivity.getTask();
+        final ActivityRecord secondActivity = new ActivityBuilder(mService)
+                .setTask(task)
+                .build();
+
+        doReturn(false).when(secondActivity).occludesParent();
+        homeStack.ensureActivitiesVisible(null /* starting */, 0 /* configChanges */,
+                false /* preserveWindows */);
+
+        assertTrue(firstActivity.shouldBeVisible());
+    }
+
+    @Test
     public void testMoveHomeStackBehindBottomMostVisibleStack_NoMoveHomeBehindFullscreen() {
         mDefaultDisplay.removeStack(mStack);
 
diff --git a/telephony/java/android/telephony/TelephonyManager.java b/telephony/java/android/telephony/TelephonyManager.java
index ab44e8e..20c9f6c 100644
--- a/telephony/java/android/telephony/TelephonyManager.java
+++ b/telephony/java/android/telephony/TelephonyManager.java
@@ -17,6 +17,8 @@
 package android.telephony;
 
 import static android.content.Context.TELECOM_SERVICE;
+import static android.provider.Telephony.Carriers.DPC_URI;
+import static android.provider.Telephony.Carriers.INVALID_APN_ID;
 
 import static com.android.internal.util.Preconditions.checkNotNull;
 
@@ -44,6 +46,7 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
+import android.database.Cursor;
 import android.net.ConnectivityManager;
 import android.net.NetworkStats;
 import android.net.Uri;
@@ -75,6 +78,7 @@
 import android.telephony.Annotation.SimActivationState;
 import android.telephony.Annotation.UiccAppType;
 import android.telephony.VisualVoicemailService.VisualVoicemailTask;
+import android.telephony.data.ApnSetting;
 import android.telephony.data.ApnSetting.MvnoType;
 import android.telephony.emergency.EmergencyNumber;
 import android.telephony.emergency.EmergencyNumber.EmergencyServiceCategories;
@@ -11860,6 +11864,88 @@
     }
 
     /**
+     * Returns a list of APNs set as overrides by the device policy manager via
+     * {@link #addDevicePolicyOverrideApn}.
+     * This method must only be called from the system or phone processes.
+     *
+     * @param context Context to use.
+     * @return {@link List} of APNs that have been set as overrides.
+     * @throws {@link SecurityException} if the caller is not the system or phone process.
+     * @hide
+     */
+    @SystemApi
+    @TestApi
+    // TODO: add new permission tag indicating that this is system-only.
+    public @NonNull List<ApnSetting> getDevicePolicyOverrideApns(@NonNull Context context) {
+        try (Cursor cursor = context.getContentResolver().query(DPC_URI, null, null, null, null)) {
+            if (cursor == null) {
+                return Collections.emptyList();
+            }
+            List<ApnSetting> apnList = new ArrayList<ApnSetting>();
+            cursor.moveToPosition(-1);
+            while (cursor.moveToNext()) {
+                ApnSetting apn = ApnSetting.makeApnSetting(cursor);
+                apnList.add(apn);
+            }
+            return apnList;
+        }
+    }
+
+    /**
+     * Used by the device policy manager to add a new override APN.
+     * This method must only be called from the system or phone processes.
+     *
+     * @param context Context to use.
+     * @param apnSetting The {@link ApnSetting} describing the new APN.
+     * @return An integer, corresponding to a primary key in a database, that allows the caller to
+     *         modify the APN in the future via {@link #modifyDevicePolicyOverrideApn}, or
+     *         {@link android.provider.Telephony.Carriers.INVALID_APN_ID} if the override operation
+     *         failed.
+     * @throws {@link SecurityException} if the caller is not the system or phone process.
+     * @hide
+     */
+    @SystemApi
+    @TestApi
+    // TODO: add new permission tag indicating that this is system-only.
+    public int addDevicePolicyOverrideApn(@NonNull Context context,
+            @NonNull ApnSetting apnSetting) {
+        Uri resultUri = context.getContentResolver().insert(DPC_URI, apnSetting.toContentValues());
+
+        int resultId = INVALID_APN_ID;
+        if (resultUri != null) {
+            try {
+                resultId = Integer.parseInt(resultUri.getLastPathSegment());
+            } catch (NumberFormatException e) {
+                Rlog.e(TAG, "Failed to parse inserted override APN id: "
+                        + resultUri.getLastPathSegment());
+            }
+        }
+        return resultId;
+    }
+
+    /**
+     * Used by the device policy manager to modify an override APN.
+     * This method must only be called from the system or phone processes.
+     *
+     * @param context Context to use.
+     * @param apnId The integer key of the APN to modify, as returned by
+     *              {@link #addDevicePolicyOverrideApn}
+     * @param apnSetting The {@link ApnSetting} describing the updated APN.
+     * @return {@code true} if successful, {@code false} otherwise.
+     * @throws {@link SecurityException} if the caller is not the system or phone process.
+     * @hide
+     */
+    @SystemApi
+    @TestApi
+    // TODO: add new permission tag indicating that this is system-only.
+    public boolean modifyDevicePolicyOverrideApn(@NonNull Context context, int apnId,
+            @NonNull ApnSetting apnSetting) {
+        return context.getContentResolver().update(
+                Uri.withAppendedPath(DPC_URI, Integer.toString(apnId)),
+                apnSetting.toContentValues(), null, null) > 0;
+    }
+
+    /**
      * Return whether data is enabled for certain APN type. This will tell if framework will accept
      * corresponding network requests on a subId.
      *
diff --git a/tests/net/integration/AndroidManifest.xml b/tests/net/integration/AndroidManifest.xml
index 4dd3b5a..09c0e48 100644
--- a/tests/net/integration/AndroidManifest.xml
+++ b/tests/net/integration/AndroidManifest.xml
@@ -28,7 +28,9 @@
     <!-- Reading network status -->
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
-    <uses-permission android:name="android.permission.CONNECTIVITY_INTERNAL" />
+    <uses-permission android:name="android.permission.NETWORK_FACTORY" />
+    <uses-permission android:name="android.permission.NETWORK_STACK" />
+    <uses-permission android:name="android.permission.OBSERVE_NETWORK_POLICY" />
     <uses-permission android:name="android.permission.READ_PRIVILEGED_PHONE_STATE" />
     <!-- Reading DeviceConfig flags -->
     <uses-permission android:name="android.permission.READ_DEVICE_CONFIG" />