Add the plumbing and test code for plugins opening files from the sandbox. Th...

chrome/browser/renderer_host/resource_message_filter.h

Index: chrome/browser/renderer_host/resource_message_filter.h
===================================================================
--- chrome/browser/renderer_host/resource_message_filter.h	(revision 30698)
+++ chrome/browser/renderer_host/resource_message_filter.h	(working copy)
@@ -59,6 +59,7 @@
 }
 
 struct ViewHostMsg_ScriptedPrint_Params;
+struct ViewMsg_OpenFileForPluginResponse_Params;
 #if defined(OS_LINUX)
 struct ViewHostMsg_DidPrintPage_Params;
 #endif
@@ -284,6 +285,8 @@
   void OnGetFileSizeOnFileThread(const FilePath& path, IPC::Message* reply_msg);
   void OnKeygen(uint32 key_size_index, const std::string& challenge_string,
                 const GURL& url, std::string* signed_public_key);
+  void OnOpenFileForPlugin(const FilePath& file_path,
+                           ViewMsg_OpenFileForPluginResponse_Params* result);
 #if defined(OS_LINUX)
   void SendDelayedReply(IPC::Message* reply_msg);
   void DoOnGetScreenInfo(gfx::NativeViewId view, IPC::Message* reply_msg);