Initial work on making extensions work in incognito mode.

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>
@@ skipping 13 matching lines @@
 using WebKit::WebScriptSource;
 
 // Manages installed UserScripts for a render process.
 class UserScriptSlave {
  public:
   UserScriptSlave();
 
   // 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);
+  // Update the parsed scripts from shared memory. If |only_inject_incognito|
+  // is true, we will only use the scripts that have been marked as enabled for
+  // incognito mode.
+  bool UpdateScripts(base::SharedMemoryHandle shared_memory,
+                     bool only_inject_incognito);
 
   // 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:
   // 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_;
 
   // 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_