Adds MD ink ripple animations to buttons within location bar

ui/views/bubble/bubble_delegate.h

Index: ui/views/bubble/bubble_delegate.h
diff --git a/ui/views/bubble/bubble_delegate.h b/ui/views/bubble/bubble_delegate.h
index 4bc7f4a9d63199a268b2d2079ee6f5ada220a59c..15ce021f40b59e778a27ec9b324a0cc119954306 100644
--- a/ui/views/bubble/bubble_delegate.h
+++ b/ui/views/bubble/bubble_delegate.h
@@ -11,6 +11,7 @@
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/views/widget/widget_observer.h"
+#include "ui/views/widget/widget_observer_view.h"
 
 namespace gfx {
 class FontList;
@@ -37,6 +38,8 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   };
 
   BubbleDelegateView();
+  BubbleDelegateView(WidgetObserverView* anchor_view,

[varkha, 2016/01/28 00:11:10]

msw@, pkasting@, did you have in mind something like this?

+                     BubbleBorder::Arrow arrow);
   BubbleDelegateView(View* anchor_view, BubbleBorder::Arrow arrow);
   ~BubbleDelegateView() override;
 
@@ -173,6 +176,10 @@ class VIEWS_EXPORT BubbleDelegateView : public WidgetDelegateView,
   const int anchor_view_storage_id_;
   Widget* anchor_widget_;
 
+  // True if anchor_view_storage_id_ refers to a View that implements
+  // WidgetObserver;
+  bool anchor_view_has_widget_observer_;
+
   // The anchor rect used in the absence of an anchor view.
   mutable gfx::Rect anchor_rect_;