Rename of InkDropAnimationController classes to InkDrop.

ui/views/animation/ink_drop_factory.h

+// Copyright 2015 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_FACTORY_H_
+#define UI_VIEWS_ANIMATION_INK_DROP_FACTORY_H_
+
+#include <memory>
+
+#include "base/macros.h"
+#include "ui/views/views_export.h"
+
+namespace views {
+class InkDrop;
+class InkDropHost;
+
+// A factory to create an InkDrop. A different InkDrop type will be created
+// based on whether or not material design is enabled.
+class VIEWS_EXPORT InkDropFactory {
+ public:
+  // Creates a new InkDrop that will add/remove an InkDropRipple's ui::Layer
+  // to/from the |ink_drop_host| when the animation is active/inactive.
+  static std::unique_ptr<InkDrop> CreateInkDrop(InkDropHost* ink_drop_host);
+
+ private:
+  InkDropFactory();
+  ~InkDropFactory();
+
+  DISALLOW_COPY_AND_ASSIGN(InkDropFactory);
+};
+
+}  // namespace views
+
+#endif  // UI_VIEWS_ANIMATION_INK_DROP_FACTORY_H_