Merge "Fixes getting the wrong app transition going home after minimized (1/2)" into oc-dr1-dev

services/core/java/com/android/server/wm/AppWindowToken.java

@@ -937,8 +937,6 @@ class AppWindowToken extends WindowToken implements WindowManagerService.AppFree
             // Update keyguard flags upon finishing relaunch.
             checkKeyguardFlagsChanged();
         }
-
-        updateAllDrawn();
     }
 
     void clearRelaunching() {
@@ -1344,6 +1342,10 @@ class AppWindowToken extends WindowToken implements WindowManagerService.AppFree
         }
     }
 
+    /**
+     *  Determines if the token has finished drawing. This should only be called from
+     *  {@link DisplayContent#applySurfaceChangesTransaction}
+     */
     void updateAllDrawn() {
         if (!allDrawn) {
             // Number of drawn windows can be less when a window is being relaunched, wait for