Screenshot: Unregister task listener on destroy

This prevents submitting tasks after the threadloop has been shutdown.

Change-Id: Id899ddc9476d045c78c4e85bfac7e7a9b29cee6d

parent 4fdc0fcb

packages/SystemUI/src/com/android/systemui/screenshot/ScreenshotController.java

+1 −0

Original line number	Diff line number	Diff line
		@@ -491,6 +491,7 @@ public class ScreenshotController {
		removeWindow();
		releaseMediaPlayer();
		releaseContext();
		TaskStackChangeListeners.getInstance().unregisterTaskStackListener(mTaskListener);
		mBgExecutor.shutdownNow();
		}