Revert 263043 "Remove obsolete scale related APIs for cursor"

trunk/src/ui/aura/client/cursor_client.h

 // Copyright (c) 2012 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_AURA_CLIENT_CURSOR_CLIENT_H_
 #define UI_AURA_CLIENT_CURSOR_CLIENT_H_
 
 #include "base/strings/string16.h"
 #include "ui/aura/aura_export.h"
 #include "ui/base/cursor/cursor.h"
@@ skipping 21 matching lines @@
   // Returns the current cursor.
   virtual gfx::NativeCursor GetCursor() const = 0;
 
   // Shows the cursor. This does not take effect When mouse events are disabled.
   virtual void ShowCursor() = 0;
 
   // Hides the cursor. Mouse events keep being sent even when the cursor is
   // invisible.
   virtual void HideCursor() = 0;
 
+  // Sets the scale of the mouse cursor icon.
+  virtual void SetScale(float scale) = 0;
+
+  // Gets the current scale of the mouse cursor icon.
+  virtual float GetScale() const = 0;
+
   // Sets the type of the mouse cursor icon.
   virtual void SetCursorSet(ui::CursorSetType cursor_set) = 0;
 
   // Gets the type of the mouse cursor icon.
   virtual ui::CursorSetType GetCursorSet() const = 0;
 
   // Gets whether the cursor is visible.
   virtual bool IsCursorVisible() const = 0;
 
   // Makes mouse events start being sent and shows the cursor if it was hidden
@@ skipping 35 matching lines @@
 
 // Sets/Gets the activation client for the specified window.
 AURA_EXPORT void SetCursorClient(Window* window,
                                  CursorClient* client);
 AURA_EXPORT CursorClient* GetCursorClient(Window* window);
 
 }  // namespace client
 }  // namespace aura
 
 #endif  // UI_AURA_CLIENT_CURSOR_CLIENT_H_