Avoid initialization race condition

ScrimController#onColorsChanged might arrive before
ScrimController#attachViews, this would cause SysUI to crash loop.

Test: atest ScrimControllerTest
Test: manual
Change-Id: If48cb5f2bfc2251419384e9387590270efe1d787

parent 9f938a6d

packages/SystemUI/src/com/android/systemui/statusbar/phone/ScrimController.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -561,7 +561,7 @@ public class ScrimController implements ViewTreeObserver.OnPreDrawListener, OnCo
		}

		protected void scheduleUpdate() {
		if (mUpdatePending) return;
		if (mUpdatePending \|\| mScrimBehind == null) return;

		// Make sure that a frame gets scheduled.
		mScrimBehind.invalidate();