Centered flood fill style ink drop ripples on mouse/touch points.

ui/views/animation/flood_fill_ink_drop_ripple.h

Index: ui/views/animation/flood_fill_ink_drop_ripple.h
diff --git a/ui/views/animation/flood_fill_ink_drop_ripple.h b/ui/views/animation/flood_fill_ink_drop_ripple.h
index f3f73140bba2addd285d6ecd6232fe96ab645db3..b77560ffb216598553b377c66ca08c4f856a5eb0 100644
--- a/ui/views/animation/flood_fill_ink_drop_ripple.h
+++ b/ui/views/animation/flood_fill_ink_drop_ripple.h
@@ -101,6 +101,10 @@ class VIEWS_EXPORT FloodFillInkDropRipple : public InkDropRipple {
   // Returns the target Transform for when the ink drop is fully shown.
   gfx::Transform GetMaxSizeTargetTransform() const;
 
+  // Returns the largest distance from |point| to the corners of the
+  // |root_layer_| bounds.
+  float MaxDistanceToCorners(const gfx::Point& point) const;
+
   // The point where the Center of the ink drop's circle should be drawn.
   gfx::Point center_point_;