Initial work on making extensions work in incognito mode.

chrome/browser/extensions/user_script_master.h

 // Copyright (c) 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_USER_SCRIPT_MASTER_H_
 #define CHROME_BROWSER_EXTENSIONS_USER_SCRIPT_MASTER_H_
 
 #include "base/file_path.h"
 #include "base/scoped_ptr.h"
 #include "base/shared_memory.h"
 #include "chrome/browser/chrome_thread.h"
 #include "chrome/common/extensions/user_script.h"
 #include "chrome/common/notification_registrar.h"
 #include "testing/gtest/include/gtest/gtest_prod.h"
 
 namespace base {
 class StringPiece;
 }
 
+class Extension;
 class Profile;
 
 // Manages a segment of shared memory that contains the user scripts the user
 // has installed.  Lives on the UI thread.
 class UserScriptMaster : public base::RefCountedThreadSafe<UserScriptMaster>,
                          public NotificationObserver {
  public:
   // For testability, the constructor takes the path the scripts live in.
   // This is normally a directory inside the profile.
   explicit UserScriptMaster(const FilePath& script_dir, Profile* profile);
 
   // Kicks off a process on the file thread to reload scripts from disk
   // into a new chunk of shared memory and notify renderers.
   virtual void StartScan();
 
   // Gets the segment of shared memory for the scripts.
   base::SharedMemory* GetSharedMemory() const {
     return shared_memory_.get();
   }
 
   // Called by the script reloader when new scripts have been loaded.
   void NewScriptsAvailable(base::SharedMemory* handle);
 
   // Return true if we have any scripts ready.
   bool ScriptsReady() const { return shared_memory_.get() != NULL; }
 
   // Returns the path to the directory user scripts are stored in.
   FilePath user_script_dir() const { return user_script_dir_; }
 
+  // Note: this is only for testing. This will reload the scripts associated
+  // with the given extension. This is only temporary until we get better
+  // machinery in place for toggling incognito-enabled extensions.
+  void ReloadExtensionForTesting(Extension* extension);
+
  protected:
   friend class base::RefCountedThreadSafe<UserScriptMaster>;
 
   virtual ~UserScriptMaster();
 
  private:
   FRIEND_TEST(UserScriptMasterTest, Parse1);
   FRIEND_TEST(UserScriptMasterTest, Parse2);
   FRIEND_TEST(UserScriptMasterTest, Parse3);
   FRIEND_TEST(UserScriptMasterTest, Parse4);
@@ skipping 92 matching lines @@
   // finishes.  This boolean tracks whether another scan is pending.
   bool pending_scan_;
 
   // The profile for which the scripts managed here are installed.
   Profile* profile_;
 
   DISALLOW_COPY_AND_ASSIGN(UserScriptMaster);
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_USER_SCRIPT_MASTER_H_