Restore focus-state ink drop highlight on buttons after ripple animation

ui/views/animation/test/ink_drop_impl_test_api.h

Index: ui/views/animation/test/ink_drop_impl_test_api.h
diff --git a/ui/views/animation/test/ink_drop_impl_test_api.h b/ui/views/animation/test/ink_drop_impl_test_api.h
index 04df563c6f358ad44500c6c4a4efe2a9256d9f14..30dac00f010221c3c7810bd8a95fb547d829041a 100644
--- a/ui/views/animation/test/ink_drop_impl_test_api.h
+++ b/ui/views/animation/test/ink_drop_impl_test_api.h
@@ -16,8 +16,9 @@ class LayerAnimator;
 }  // namespace ui
 
 namespace views {
-class InkDropImpl;
 class InkDropHighlight;
+class InkDropImpl;
+class InkDropRipple;
 
 namespace test {
 
@@ -32,6 +33,7 @@ class InkDropImplTestApi
   ~InkDropImplTestApi() override;
 
   // Wrappers to InkDropImpl internals:
+  const InkDropRipple* ripple() const;
   const InkDropHighlight* highlight() const;
   bool IsHighlightFadingInOrVisible() const;