Add new MouseCursor interface for setting the mouse cursor.

ppapi/proxy/ppb_instance_proxy.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 PPAPI_PROXY_PPB_INSTANCE_PROXY_H_
 #define PPAPI_PROXY_PPB_INSTANCE_PROXY_H_
 
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_time.h"
@@ skipping 82 matching lines @@
       PP_URLComponents_Dev* components) OVERRIDE;
   virtual PP_Bool DocumentCanRequest(PP_Instance instance, PP_Var url) OVERRIDE;
   virtual PP_Bool DocumentCanAccessDocument(PP_Instance instance,
                                             PP_Instance target) OVERRIDE;
   virtual PP_Var GetDocumentURL(PP_Instance instance,
                                 PP_URLComponents_Dev* components) OVERRIDE;
   virtual PP_Var GetPluginInstanceURL(
       PP_Instance instance,
       PP_URLComponents_Dev* components) OVERRIDE;
   virtual void PostMessage(PP_Instance instance, PP_Var message) OVERRIDE;
+  virtual PP_Bool SetCursor(PP_Instance instance,
+                            PP_MouseCursor_Type type,
+                            PP_Resource image,
+                            const PP_Point* hot_spot) OVERRIDE;
   virtual int32_t LockMouse(PP_Instance instance,
                             PP_CompletionCallback callback) OVERRIDE;
   virtual void UnlockMouse(PP_Instance instance) OVERRIDE;
 
   static const ApiID kApiID = API_ID_PPB_INSTANCE;
 
  private:
   // Plugin -> Host message handlers.
   void OnHostMsgGetWindowObject(PP_Instance instance,
                                 SerializedVarReturnValue result);
@@ skipping 42 matching lines @@
   void OnHostMsgDocumentCanRequest(PP_Instance instance,
                                    SerializedVarReceiveInput url,
                                    PP_Bool* result);
   void OnHostMsgDocumentCanAccessDocument(PP_Instance active,
                                           PP_Instance target,
                                           PP_Bool* result);
   void OnHostMsgGetDocumentURL(PP_Instance instance,
                                SerializedVarReturnValue result);
   void OnHostMsgGetPluginInstanceURL(PP_Instance instance,
                                      SerializedVarReturnValue result);
+  void OnHostMsgSetCursor(PP_Instance instance,
+                          int32_t type,
+                          const ppapi::HostResource& custom_image,
+                          const PP_Point& hot_spot);
 
   // Host -> Plugin message handlers.
   void OnPluginMsgMouseLockComplete(PP_Instance instance, int32_t result);
 
   void MouseLockCompleteInHost(int32_t result, PP_Instance instance);
 
   pp::CompletionCallbackFactory<PPB_Instance_Proxy,
                                 ProxyNonThreadSafeRefCount> callback_factory_;
 };
 
 }  // namespace proxy
 }  // namespace ppapi
 
 #endif  // PPAPI_PROXY_PPB_INSTANCE_PROXY_H_