Implement large cursors in Mushrome.

ui/wm/test/testing_cursor_client_observer.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.
 
 #include "ui/aura/client/cursor_client_observer.h"
 #include "ui/wm/core/cursor_manager.h"
 
 namespace wm {
 
 // CursorClientObserver for testing.
 class TestingCursorClientObserver : public aura::client::CursorClientObserver {
  public:
   TestingCursorClientObserver();
   void reset();
 
   bool is_cursor_visible() const { return cursor_visibility_; }
   bool did_visibility_change() const { return did_visibility_change_; }
-  ui::CursorSetType cursor_set() const { return cursor_set_; }
-  bool did_cursor_set_change() const { return did_cursor_set_change_; }
+  ui::CursorSize cursor_size() const { return cursor_size_; }
+  bool did_cursor_size_change() const { return did_cursor_size_change_; }
 
   // Overridden from aura::client::CursorClientObserver:
   void OnCursorVisibilityChanged(bool is_visible) override;
-  void OnCursorSetChanged(ui::CursorSetType cursor_set) override;
+  void OnCursorSizeChanged(ui::CursorSize cursor_size) override;
 
  private:
   bool cursor_visibility_;
   bool did_visibility_change_;
-  ui::CursorSetType cursor_set_;
-  bool did_cursor_set_change_;
+  ui::CursorSize cursor_size_;
+  bool did_cursor_size_change_;
 
   DISALLOW_COPY_AND_ASSIGN(TestingCursorClientObserver);
 };
 
 }  // namespace wm