Move DeclarativeUserScriptManager/Master and UserScriptLoader to //extensions.

chrome/browser/extensions/declarative_user_script_master.h

-// Copyright 2014 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_DECLARATIVE_USER_SCRIPT_MASTER_H_
-#define CHROME_BROWSER_EXTENSIONS_DECLARATIVE_USER_SCRIPT_MASTER_H_
-
-#include "base/scoped_observer.h"
-#include "chrome/browser/extensions/extension_user_script_loader.h"
-
-class Profile;
-
-namespace extensions {
-
-class UserScript;
-
-// Manages declarative user scripts for a single extension. Owns a
-// UserScriptLoader to which file loading and shared memory management
-// operations are delegated, and provides an interface for adding, removing,
-// and clearing scripts.
-class DeclarativeUserScriptMaster {
- public:
-  DeclarativeUserScriptMaster(Profile* profile, const HostID& host_id);
-  ~DeclarativeUserScriptMaster();
-
-  // Adds script to shared memory region. This may not happen right away if a
-  // script load is in progress.
-  void AddScript(const UserScript& script);
-
-  // Removes script from shared memory region. This may not happen right away if
-  // a script load is in progress.
-  void RemoveScript(const UserScript& script);
-
-  // Removes all scripts from shared memory region. This may not happen right
-  // away if a script load is in progress.
-  void ClearScripts();
-
-  const HostID& host_id() const { return host_id_; }
-
- private:
-  // ID of host that owns scripts that this component manages.
-  HostID host_id_;
-
-  // Script loader that handles loading contents of scripts into shared memory
-  // and notifying renderers of script updates.
-  ExtensionUserScriptLoader loader_;
-
-  DISALLOW_COPY_AND_ASSIGN(DeclarativeUserScriptMaster);
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_DECLARATIVE_USER_SCRIPT_MASTER_H_