Rename the shared impl files.

ppapi/shared_impl/ppb_url_util_shared.h

 // 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.
 
-#ifndef PPAPI_SHARED_IMPL_URL_UTIL_IMPL_H_
-#define PPAPI_SHARED_IMPL_URL_UTIL_IMPL_H_
+#ifndef PPAPI_SHARED_IMPL_PPB_URL_UTIL_SHARED_H_
+#define PPAPI_SHARED_IMPL_PPB_URL_UTIL_SHARED_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "googleurl/src/url_parse.h"
 #include "ppapi/c/dev/ppb_url_util_dev.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_var.h"
 #include "ppapi/shared_impl/ppapi_shared_export.h"
 
 class GURL;
 
 namespace ppapi {
 
 // Contains the implementation of PPB_URLUtil that is shared between the proxy
 // and the renderer.
-class PPAPI_SHARED_EXPORT URLUtilImpl {
+class PPAPI_SHARED_EXPORT PPB_URLUtil_Shared {
  public:
   // PPB_URLUtil shared functions.
   static PP_Var Canonicalize(PP_Var url,
                              PP_URLComponents_Dev* components);
   static PP_Var ResolveRelativeToURL(PP_Var base_url,
                                      PP_Var relative,
                                      PP_URLComponents_Dev* components);
   static PP_Bool IsSameSecurityOrigin(PP_Var url_a, PP_Var url_b);
 
   // Used for returning the given GURL from a PPAPI function, with an optional
   // out param indicating the components.
   static PP_Var GenerateURLReturn(PP_Module pp_module,
                                   const GURL& url,
                                   PP_URLComponents_Dev* components);
 
   // Helper function that optionally take a components structure and fills it
   // out with the parsed version of the given URL. If the components pointer is
   // NULL, this function will do nothing.
   //
   // It's annoying to serialze the large PP_URLComponents structure across IPC
   // and the data isn't often requested by plugins. This function is used on
   // the plugin side to fill in the components for those cases where it's
   // actually needed.
   static PP_Var ConvertComponentsAndReturnURL(const PP_Var& url,
                                               PP_URLComponents_Dev* components);
 };
 
 }  // namespace ppapi
 
-#endif
+#endif  // PPAPI_SHARED_IMPL_PPB_URL_UTIL_SHARED_H_