Add user script support to extensions.

chrome/browser/extensions/extensions_service.h

 // Copyright (c) 2006-2008 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_BROWSER_EXTENSIONS_EXTENSIONS_SERVICE_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSIONS_SERVICE_H_
 
 #include <vector>
 
 #include "base/file_path.h"
 #include "base/message_loop.h"
 #include "base/ref_counted.h"
 #include "base/task.h"
 #include "chrome/browser/extensions/extension.h"
 
 typedef std::vector<Extension*> ExtensionList;
 class ExtensionsServiceBackend;
+class UserScriptMaster;
 
 // Interface for the frontend to implement. Typically, this will be
 // ExtensionsService, but it can also be a test harness.
 class ExtensionsServiceFrontendInterface
     : public base::RefCountedThreadSafe<ExtensionsServiceFrontendInterface> {
  public:
   virtual ~ExtensionsServiceFrontendInterface(){}
 
   // The message loop to invoke the frontend's methods on.
   virtual MessageLoop* GetMessageLoop() = 0;
 
   // Called when loading an extension fails.
   virtual void OnExtensionLoadError(const std::string& message) = 0;
 
   // Called with results from LoadExtensionsFromDirectory(). The frontend
   // takes ownership of the list.
   virtual void OnExtensionsLoadedFromDirectory(ExtensionList* extensions) = 0;
 };
 
 
 // Manages installed and running Chromium extensions.
 class ExtensionsService : public ExtensionsServiceFrontendInterface {
  public:
-  ExtensionsService(const FilePath& profile_directory);
+  ExtensionsService(const FilePath& profile_directory,
+                    UserScriptMaster* user_script_master);
   ~ExtensionsService();
 
   // Gets the list of currently installed extensions.
   const ExtensionList* extensions() const {
     return &extensions_;
   }
 
   // Initialize and start all installed extensions.
   bool Init();
 
@@ skipping 12 matching lines @@
 
   // The backend that will do IO on behalf of this instance.
   scoped_refptr<ExtensionsServiceBackend> backend_;
 
   // The current list of installed extensions.
   ExtensionList extensions_;
 
   // The full path to the directory where extensions are installed.
   FilePath install_directory_;
 
+  // The user script master for this profile.
+  scoped_refptr<UserScriptMaster> user_script_master_;
+
   DISALLOW_COPY_AND_ASSIGN(ExtensionsService);
 };
 
 // Implements IO for the ExtensionsService.
 // TODO(aa): Extract an interface out of this for testing the frontend, once the
 // frontend has significant logic to test.
 class ExtensionsServiceBackend
     : public base::RefCountedThreadSafe<ExtensionsServiceBackend> {
  public:
   ExtensionsServiceBackend(){};
@@ skipping 14 matching lines @@
                                 const std::string& error);
 
   // Notify a frontend that extensions were loaded.
   void ReportExtensionsLoaded(ExtensionsServiceFrontendInterface* frontend,
                               ExtensionList* extensions);
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionsServiceBackend);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSIONS_SERVICE_H_