Merge "DO NOT MERGE: Reset launch start times when removing a process" into pi-dev
am: 1932d101fa

Change-Id: I379de0b05e3f9ba2b000cdeab0df6330233de7cc
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 904d8f0..bc5c5b6 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -5889,6 +5889,7 @@
     private final void handleAppDiedLocked(ProcessRecord app,
             boolean restarting, boolean allowRestart) {
         int pid = app.pid;
+        final boolean clearLaunchStartTime = !restarting && app.removed && app.foregroundActivities;
         boolean kept = cleanUpApplicationRecordLocked(app, restarting, allowRestart, -1,
                 false /*replacingPid*/);
         if (!kept && !restarting) {
@@ -5929,6 +5930,19 @@
         } finally {
             mWindowManager.continueSurfaceLayout();
         }
+
+        // Hack for pi
+        // When an app process is removed, activities from the process may be relaunched. In the
+        // case of forceStopPackageLocked the activities are finished before any window is drawn,
+        // and the launch time is not cleared. This will be incorrectly used to calculate launch
+        // time for the next launched activity launched in the same windowing mode.
+        if (clearLaunchStartTime) {
+            final LaunchTimeTracker.Entry entry = mStackSupervisor
+                    .getLaunchTimeTracker().getEntry(mStackSupervisor.getWindowingMode());
+            if (entry != null) {
+                entry.mLaunchStartTime = 0;
+            }
+        }
     }
 
     private final int getLRURecordIndexForAppLocked(IApplicationThread thread) {