Refactor PPAPI proxy resource handling to maintain which host they came from,...

ppapi/proxy/ppb_core_proxy.h

Index: ppapi/proxy/ppb_core_proxy.h
===================================================================
--- ppapi/proxy/ppb_core_proxy.h	(revision 72517)
+++ ppapi/proxy/ppb_core_proxy.h	(working copy)
@@ -9,6 +9,7 @@
 #include "ppapi/c/pp_resource.h"
 #include "ppapi/c/pp_var.h"
 #include "ppapi/proxy/interface_proxy.h"
+#include "ppapi/proxy/serialized_resource.h"
 
 struct PPB_Core;
 
@@ -31,8 +32,8 @@
 
  private:
   // Message handlers.
-  void OnMsgAddRefResource(PP_Resource resource);
-  void OnMsgReleaseResource(PP_Resource resource);
+  void OnMsgAddRefResource(SerializedResource resource);
+  void OnMsgReleaseResource(SerializedResource resource);
 };
 
 }  // namespace proxy