Fix issue #2304284: contacts/dialer/recentcalls constantly flashing

Make sure the application is always given the most recent configuration
when launcher.  Use the current configuration, instead of whatever happens
to be set by the app, for reporting what it was launched with.

Change-Id: I2ffe306f56cc9092b640546dd0a28d2c29b9c0b3

1 files changed, 13 insertions, 2 deletions

diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index 1115f9201034..909620d21dca 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -1383,13 +1383,14 @@ public final class ActivityThread {
 
         public final void scheduleRelaunchActivity(IBinder token,
                 List<ResultInfo> pendingResults, List<Intent> pendingNewIntents,
-                int configChanges, boolean notResumed) {
+                int configChanges, boolean notResumed, Configuration config) {
             ActivityRecord r = new ActivityRecord();
 
             r.token = token;
             r.pendingResults = pendingResults;
             r.pendingIntents = pendingNewIntents;
             r.startsNotResumed = notResumed;
+            r.createdConfig = config;
 
             synchronized (mRelaunchingActivities) {
                 mRelaunchingActivities.add(r);
@@ -2511,7 +2512,7 @@ public final class ActivityThread {
         Activity a = performLaunchActivity(r, customIntent);
 
         if (a != null) {
-            r.createdConfig = new Configuration(a.getResources().getConfiguration());
+            r.createdConfig = new Configuration(mConfiguration);
             handleResumeActivity(r.token, false, r.isForward);
 
             if (!r.activity.mFinished && r.startsNotResumed) {
@@ -3563,6 +3564,16 @@ public final class ActivityThread {
             }
         }
 
+        if (tmp.createdConfig != null) {
+            // If the activity manager is passing us its current config,
+            // assume that is really what we want regardless of what we
+            // may have pending.
+            if (mConfiguration == null
+                    || mConfiguration.diff(tmp.createdConfig) != 0) {
+                changedConfig = tmp.createdConfig;
+            }
+        }
+        
         if (DEBUG_CONFIGURATION) Log.v(TAG, "Relaunching activity "
                 + tmp.token + ": changedConfig=" + changedConfig);