Merge "Fix Screen Magnification recursive draw"

am: 4e7846fbe4

Change-Id: I4890ba0d33dd9245f1393c59c77531f0597ff6ff

src/com/android/settings/accessibility/ToggleScreenMagnificationPreferenceFragment.java

@@ -98,6 +98,8 @@ public class ToggleScreenMagnificationPreferenceFragment extends ToggleFeaturePr
                     videoView.setLayoutParams(videoLp);
                     videoView.invalidate();
                     videoView.start();
+                    mVideoBackgroundView.getViewTreeObserver()
+                            .removeOnGlobalLayoutListener(mLayoutListener);
                 }
             };