[Views] Update ink drop for omnibox icons

ui/views/animation/ink_drop_host_view.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_VIEWS_ANIMATION_INK_DROP_HOST_VIEW_H_
 #define UI_VIEWS_ANIMATION_INK_DROP_HOST_VIEW_H_
 
 #include <memory>
 
 #include "third_party/skia/include/core/SkColor.h"
@@ skipping 89 matching lines @@
   void OnFocus() override;
   void OnBlur() override;
   void OnMouseEvent(ui::MouseEvent* event) override;
 
   // Overrideable methods to allow views to provide minor tweaks to the default
   // ink drop.
   virtual SkColor GetInkDropBaseColor() const;
 
   // Subclasses can override to return a mask for the ink drop. By default,
   // returns nullptr (i.e no mask).
+  // TODO(bruthig): InkDropMasks do not currently work on Windows. See
+  // crbug.com/713359.
   virtual std::unique_ptr<views::InkDropMask> CreateInkDropMask() const;
 
   // Provides access to |ink_drop_|. Implements lazy initialization of
   // |ink_drop_| so as to avoid virtual method calls during construction since
   // subclasses should be able to call SetInkDropMode() during construction.
   InkDrop* GetInkDrop();
 
   // Initializes and sets a mask on |ink_drop_layer|. No-op if
   // CreateInkDropMask() returns null.
   void InstallInkDropMask(ui::Layer* ink_drop_layer);
@@ skipping 34 matching lines @@
 
   bool destroying_;
 
   std::unique_ptr<views::InkDropMask> ink_drop_mask_;
 
   DISALLOW_COPY_AND_ASSIGN(InkDropHostView);
 };
 }  // namespace views
 
 #endif  // UI_VIEWS_ANIMATION_INK_DROP_HOST_VIEW_H_