Move ExtensionSystem into extensions namespace

chrome/browser/ui/webui/extensions/extension_settings_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/extension_settings_handler.h"
 
 #include "base/auto_reset.h"
 #include "base/base64.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 295 matching lines @@
 }
 
 void ExtensionSettingsHandler::RegisterMessages() {
   // Don't override an |extension_service_| or |management_policy_| injected
   // for testing.
   if (!extension_service_) {
     extension_service_ = Profile::FromWebUI(web_ui())->GetOriginalProfile()->
         GetExtensionService();
   }
   if (!management_policy_) {
-    management_policy_ = ExtensionSystem::Get(
+    management_policy_ = extensions::ExtensionSystem::Get(
         extension_service_->profile())->management_policy();
   }
 
   web_ui()->RegisterMessageCallback("extensionSettingsRequestExtensionsData",
       base::Bind(&ExtensionSettingsHandler::HandleRequestExtensionsData,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("extensionSettingsToggleDeveloperMode",
       base::Bind(&ExtensionSettingsHandler::HandleToggleDeveloperMode,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("extensionSettingsInspect",
@@ skipping 233 matching lines @@
     const Extension* extension =
         extension_service_->extensions()->GetByID(extension_id);
     DCHECK(extension);
 
     Profile* profile = extension_service_->profile();
     if (incognito)
       profile = profile->GetOffTheRecordProfile();
 
     ExtensionProcessManager* pm = profile->GetExtensionProcessManager();
     extensions::LazyBackgroundTaskQueue* queue =
-        ExtensionSystem::Get(profile)->lazy_background_task_queue();
+        extensions::ExtensionSystem::Get(profile)->lazy_background_task_queue();
 
     ExtensionHost* host = pm->GetBackgroundHostForExtension(extension->id());
     if (host) {
       InspectExtensionHost(host);
     } else {
       queue->AddPendingTask(
           profile, extension->id(),
           base::Bind(&ExtensionSettingsHandler::InspectExtensionHost,
                      base::Unretained(this)));
     }
@@ skipping 292 matching lines @@
   return extension_uninstall_dialog_.get();
 #else
   return NULL;
 #endif  // !defined(OS_ANDROID)
 }
 
 void ExtensionSettingsHandler::InspectExtensionHost(ExtensionHost* host) {
   if (host)
     DevToolsWindow::OpenDevToolsWindow(host->render_view_host());
 }