Add new MouseCursor interface for setting the mouse cursor.

ppapi/proxy/ppb_cursor_control_proxy.h

-// Copyright (c) 2011 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 PPAPI_PROXY_PPB_CURSOR_CONTROL_PROXY_H_
-#define PPAPI_PROXY_PPB_CURSOR_CONTROL_PROXY_H_
-
-#include "ppapi/c/pp_completion_callback.h"
-#include "ppapi/c/pp_bool.h"
-#include "ppapi/c/pp_instance.h"
-#include "ppapi/c/pp_point.h"
-#include "ppapi/c/pp_resource.h"
-#include "ppapi/proxy/interface_proxy.h"
-#include "ppapi/shared_impl/function_group_base.h"
-#include "ppapi/shared_impl/host_resource.h"
-#include "ppapi/thunk/ppb_cursor_control_api.h"
-
-namespace ppapi {
-namespace proxy {
-
-class PPB_CursorControl_Proxy
-    : public InterfaceProxy,
-      public ppapi::thunk::PPB_CursorControl_FunctionAPI {
- public:
-  explicit PPB_CursorControl_Proxy(Dispatcher* dispatcher);
-  virtual ~PPB_CursorControl_Proxy();
-
-  // FunctionGroupBase overrides.
-  ppapi::thunk::PPB_CursorControl_FunctionAPI* AsPPB_CursorControl_FunctionAPI()
-      OVERRIDE;
-
-  // PPB_CursorControl_FunctionAPI implementation.
-  virtual PP_Bool SetCursor(PP_Instance instance,
-                            PP_CursorType_Dev type,
-                            PP_Resource custom_image_id,
-                            const PP_Point* hot_spot) OVERRIDE;
-  virtual PP_Bool LockCursor(PP_Instance instance) OVERRIDE;
-  virtual PP_Bool UnlockCursor(PP_Instance instance) OVERRIDE;
-  virtual PP_Bool HasCursorLock(PP_Instance instance) OVERRIDE;
-  virtual PP_Bool CanLockCursor(PP_Instance instance) OVERRIDE;
-
-  // InterfaceProxy implementation.
-  virtual bool OnMessageReceived(const IPC::Message& msg) OVERRIDE;
-
-  static const ApiID kApiID = API_ID_PPB_CURSORCONTROL;
-
- private:
-  // Message handlers.
-  void OnMsgSetCursor(PP_Instance instance,
-                      int32_t type,
-                      const ppapi::HostResource& custom_image,
-                      const PP_Point& hot_spot,
-                      PP_Bool* result);
-  void OnMsgLockCursor(PP_Instance instance,
-                       PP_Bool* result);
-  void OnMsgUnlockCursor(PP_Instance instance,
-                         PP_Bool* result);
-  void OnMsgHasCursorLock(PP_Instance instance,
-                          PP_Bool* result);
-  void OnMsgCanLockCursor(PP_Instance instance,
-                          PP_Bool* result);
-};
-
-}  // namespace proxy
-}  // namespace ppapi
-
-#endif  // PPAPI_PROXY_PPB_CURSOR_CONTROL_PROXY_H_