Add VectorIconButton functionality to ImageButton.

ui/views/animation/ink_drop_host_view.h

Index: ui/views/animation/ink_drop_host_view.h
diff --git a/ui/views/animation/ink_drop_host_view.h b/ui/views/animation/ink_drop_host_view.h
index 995e4d5c459f3f55a4531567ae266628b46f48cd..abef9b59813cfed9a60f0b0930f38e411cc625fe 100644
--- a/ui/views/animation/ink_drop_host_view.h
+++ b/ui/views/animation/ink_drop_host_view.h
@@ -71,15 +71,11 @@ class VIEWS_EXPORT InkDropHostView : public View, public InkDropHost {
 
   // Returns the default InkDropRipple centered on |center_point|.
   std::unique_ptr<InkDropRipple> CreateDefaultInkDropRipple(
-      const gfx::Point& center_point,
-      const gfx::Size& size = gfx::Size(kDefaultInkDropSize,
-                                        kDefaultInkDropSize)) const;
+      const gfx::Point& center_point) const;
 
   // Returns the default InkDropHighlight centered on |center_point|.
   std::unique_ptr<InkDropHighlight> CreateDefaultInkDropHighlight(
-      const gfx::PointF& center_point,
-      const gfx::Size& size = gfx::Size(kDefaultInkDropSize,
-                                        kDefaultInkDropSize)) const;
+      const gfx::PointF& center_point) const;
 
   // Returns the point of the |last_ripple_triggering_event_| if it was a
   // LocatedEvent, otherwise the center point of the local bounds is returned.
@@ -122,6 +118,8 @@ class VIEWS_EXPORT InkDropHostView : public View, public InkDropHost {
   // of CreateInkDrop() delegates to this function.
   std::unique_ptr<InkDropImpl> CreateDefaultInkDropImpl();
 
+  gfx::Size GetInkDropSize() const;
+
   InkDropMode ink_drop_mode() const { return ink_drop_mode_; }
 
  private: