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

ppapi/proxy/ppb_pdf_proxy.h

Index: ppapi/proxy/ppb_pdf_proxy.h
===================================================================
--- ppapi/proxy/ppb_pdf_proxy.h	(revision 72840)
+++ ppapi/proxy/ppb_pdf_proxy.h	(working copy)
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -6,6 +6,7 @@
 #define PPAPI_PPB_PDF_PROXY_H_
 
 #include "ppapi/c/pp_module.h"
+#include "ppapi/proxy/host_resource.h"
 #include "ppapi/proxy/interface_proxy.h"
 
 struct PPB_PDF;
@@ -34,8 +35,8 @@
   void OnMsgGetFontFileWithFallback(PP_Module module,
                                     const SerializedFontDescription& desc,
                                     int32_t charset,
-                                    PP_Resource* result);
-  void OnMsgGetFontTableForPrivateFontFile(PP_Resource font_file,
+                                    HostResource* result);
+  void OnMsgGetFontTableForPrivateFontFile(const HostResource& font_file,
                                            uint32_t table,
                                            std::string* result);
 };