Merge "Update ripple mask when invalidated" into sc-dev am: 6836ab8607

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14443376

Change-Id: I952693bca604c81efc775a2fc079288c8cf3b46c

graphics/java/android/graphics/drawable/RippleDrawable.java

@@ -864,6 +864,10 @@ public class RippleDrawable extends LayerDrawable {
         boolean shouldExit = mExitingAnimation;
         mRippleActive = false;
         mExitingAnimation = false;
+        if (mRunningAnimations.size() > 0 && !shouldAnimate) {
+            // update paint when view is invalidated
+            getRipplePaint();
+        }
         drawContent(canvas);
         drawPatternedBackground(canvas, cx, cy);
         if (shouldAnimate && mRunningAnimations.size() <= MAX_RIPPLES) {