Localize CSS files in content scripts (but don't localize JS files)....

chrome/renderer/user_script_slave.h

 // Copyright (c) 2009 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 CHROME_RENDERER_USER_SCRIPT_SLAVE_H_
 #define CHROME_RENDERER_USER_SCRIPT_SLAVE_H_
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/scoped_ptr.h"
 #include "base/shared_memory.h"
 #include "base/stl_util-inl.h"
 #include "base/string_piece.h"
 #include "chrome/common/extensions/user_script.h"
 #include "third_party/WebKit/WebKit/chromium/public/WebScriptSource.h"
 
+class RenderThreadBase;
+
 namespace WebKit {
 class WebFrame;
 }
 
 using WebKit::WebScriptSource;
 
 // Manages installed UserScripts for a render process.
 class UserScriptSlave {
  public:
-  UserScriptSlave();
+  explicit UserScriptSlave(RenderThreadBase* render_thread);
 
   // Returns the unique set of extension IDs this UserScriptSlave knows about.
   void GetActiveExtensions(std::set<std::string>* extension_ids);
 
   // Update the parsed scripts from shared memory.
-  bool UpdateScripts(base::SharedMemoryHandle shared_memory);
+  bool UpdateScripts(base::SharedMemoryHandle shared_memory,
+                     bool is_incognito_process);
 
   // Inject the appropriate scripts into a frame based on its URL.
   // TODO(aa): Extract a UserScriptFrame interface out of this to improve
   // testability.
   bool InjectScripts(WebKit::WebFrame* frame, UserScript::RunLocation location);
 
   static int GetIsolatedWorldId(const std::string& extension_id);
 
   static void InsertInitExtensionCode(std::vector<WebScriptSource>* sources,
                                       const std::string& extension_id);
  private:
+  friend class UserScriptSlaveTest;
+
   // Shared memory containing raw script data.
   scoped_ptr<base::SharedMemory> shared_memory_;
 
   // Parsed script data.
   std::vector<UserScript*> scripts_;
   STLElementDeleter<std::vector<UserScript*> > script_deleter_;
 
+  // RPC message sender for fetching message catalogs.
+  RenderThreadBase* render_thread_;
+
   // Greasemonkey API source that is injected with the scripts.
   base::StringPiece api_js_;
 
   DISALLOW_COPY_AND_ASSIGN(UserScriptSlave);
 };
 
 #endif  // CHROME_RENDERER_USER_SCRIPT_SLAVE_H_