Add PPB_Fullscreen;0.5.

ppapi/proxy/ppb_instance_proxy.h

Index: ppapi/proxy/ppb_instance_proxy.h
===================================================================
--- ppapi/proxy/ppb_instance_proxy.h	(revision 99979)
+++ ppapi/proxy/ppb_instance_proxy.h	(working copy)
@@ -34,6 +34,7 @@
   static const Info* GetInfoMessaging();
   static const Info* GetInfoPrivate();
   static const Info* GetInfoFullscreen();
+  static const Info* GetInfoFullscreen_Dev();
 
   // InterfaceProxy implementation.
   virtual bool OnMessageReceived(const IPC::Message& msg);
@@ -51,9 +52,14 @@
                                PP_Var script,
                                PP_Var* exception) OVERRIDE;
   virtual PP_Bool IsFullscreen(PP_Instance instance) OVERRIDE;
+  virtual PP_Bool IsFullscreen_Dev(PP_Instance instance) OVERRIDE;
   virtual PP_Bool SetFullscreen(PP_Instance instance,
                                 PP_Bool fullscreen) OVERRIDE;
+  virtual PP_Bool SetFullscreen_Dev(PP_Instance instance,
+                                    PP_Bool fullscreen) OVERRIDE;
   virtual PP_Bool GetScreenSize(PP_Instance instance, PP_Size* size) OVERRIDE;
+  virtual PP_Bool GetScreenSize_Dev(PP_Instance instance, PP_Size* size)
+      OVERRIDE;
   virtual int32_t RequestInputEvents(PP_Instance instance,
                                      uint32_t event_classes) OVERRIDE;
   virtual int32_t RequestFilteringInputEvents(PP_Instance instance,
@@ -84,9 +90,15 @@
   void OnMsgSetFullscreen(PP_Instance instance,
                           PP_Bool fullscreen,
                           PP_Bool* result);
+  void OnMsgSetFullscreen_Dev(PP_Instance instance,
+                              PP_Bool fullscreen,
+                              PP_Bool* result);
   void OnMsgGetScreenSize(PP_Instance instance,
                           PP_Bool* result,
                           PP_Size* size);
+  void OnMsgGetScreenSize_Dev(PP_Instance instance,
+                              PP_Bool* result,
+                              PP_Size* size);
   void OnMsgRequestInputEvents(PP_Instance instance,
                                bool is_filtering,
                                uint32_t event_classes);