Split ExtensionSystem interface from ExtensionSystemImpl implementation, part 1.

chrome/browser/ui/webui/extensions/command_handler.cc

 // Copyright (c) 2012 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.
 
 #include "chrome/browser/ui/webui/extensions/command_handler.h"
 
 #include "base/bind.h"
 #include "base/values.h"
 #include "chrome/browser/chrome_notification_types.h"
 #include "chrome/browser/extensions/api/commands/command_service.h"
 #include "chrome/browser/extensions/extension_keybinding_registry.h"
 #include "chrome/browser/extensions/extension_service.h"
-#include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
+#include "extensions/browser/extension_system.h"
 #include "extensions/common/extension_set.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
 namespace extensions {
 
 CommandHandler::CommandHandler(Profile* profile) : profile_(profile) {
 }
 
 CommandHandler::~CommandHandler() {
@@ skipping 158 matching lines @@
     if (!extensions_list->empty()) {
       extension_dict->Set("commands", extensions_list.release());
       results->Append(extension_dict.release());
     }
   }
 
   commands->Set("commands", results);
 }
 
 }  // namespace extensions