More filesystem cleanup: convert URL-encoded-as-FilePath to actual URL, where

content/common/file_system/webfilesystem_callback_dispatcher.h

Index: content/common/file_system/webfilesystem_callback_dispatcher.h
===================================================================
--- content/common/file_system/webfilesystem_callback_dispatcher.h	(revision 79631)
+++ content/common/file_system/webfilesystem_callback_dispatcher.h	(working copy)
@@ -9,6 +9,8 @@
 #include "base/platform_file.h"
 #include "webkit/fileapi/file_system_callback_dispatcher.h"
 
+class GURL;
+
 namespace WebKit {
 class WebFileSystemCallbacks;
 }
@@ -28,7 +30,7 @@
       const std::vector<base::FileUtilProxy::Entry>& entries,
       bool has_more);
   virtual void DidOpenFileSystem(const std::string&,
-                                 const FilePath&);
+                                 const GURL&);
   virtual void DidFail(base::PlatformFileError);
   virtual void DidWrite(int64 bytes, bool complete);