Color the ink drop ripple and hover effects based on theming.

ui/views/animation/ink_drop_hover.h

Index: ui/views/animation/ink_drop_hover.h
diff --git a/ui/views/animation/ink_drop_hover.h b/ui/views/animation/ink_drop_hover.h
index 462bbbec8461ebcfafc26a25c8afa70fd0b00189..629d57b3a744319376b04f5e75ead4defd2c570c 100644
--- a/ui/views/animation/ink_drop_hover.h
+++ b/ui/views/animation/ink_drop_hover.h
@@ -8,6 +8,7 @@
 #include "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/time/time.h"
+#include "third_party/skia/include/core/SkColor.h"
 #include "ui/gfx/geometry/point.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/views/views_export.h"
@@ -24,7 +25,7 @@ class RoundedRectangleLayerDelegate;
 // visual feedback on ui::Views for mouse hover states.
 class VIEWS_EXPORT InkDropHover {
  public:
-  InkDropHover(const gfx::Size& size, int corner_radius);
+  InkDropHover(SkColor color, const gfx::Size& size, int corner_radius);
   ~InkDropHover();
 
   // Returns true if the hover layer is visible.
@@ -39,6 +40,9 @@ class VIEWS_EXPORT InkDropHover {
   // The root Layer that can be added in to a Layer tree.
   ui::Layer* layer() { return layer_.get(); }
 
+  // Returns the color used to draw this hover effect.
+  SkColor GetColor() const;
+
   // Sets the |center_point| of the hover layer relative to its parent Layer.
   void SetCenterPoint(const gfx::Point& center_point);