Move ExtensionSystem into extensions namespace

chrome/browser/ui/views/ash/launcher/chrome_launcher_controller_unittest.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/views/ash/launcher/chrome_launcher_controller.h"
 
 #include <string>
 #include <vector>
 
 #include "ash/launcher/launcher_model.h"
@@ skipping 18 matching lines @@
 class ChromeLauncherControllerTest : public testing::Test {
  protected:
   ChromeLauncherControllerTest()
       : ui_thread_(content::BrowserThread::UI, &loop_),
         extension_service_(NULL) {
     DictionaryValue manifest;
     manifest.SetString("name", "launcher controller test extension");
     manifest.SetString("version", "1");
     manifest.SetString("description", "for testing pinned apps");
 
-    TestExtensionSystem* extension_system(
-        static_cast<TestExtensionSystem*>(ExtensionSystem::Get(&profile_)));
+    extensions::TestExtensionSystem* extension_system(
+        static_cast<extensions::TestExtensionSystem*>(
+            extensions::ExtensionSystem::Get(&profile_)));
     extension_service_ = extension_system->CreateExtensionService(
         CommandLine::ForCurrentProcess(), FilePath(), false);
 
     std::string error;
     extension1_ = Extension::Create(FilePath(), Extension::LOAD, manifest,
                                     Extension::NO_FLAGS,
                                     "aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                                     &error);
     extension2_ = Extension::Create(FilePath(), Extension::LOAD, manifest,
                                     Extension::NO_FLAGS,
@@ skipping 223 matching lines @@
 
   GetAppLaunchers(&controller, &actual_launchers);
   EXPECT_EQ(expected_launchers, actual_launchers);
 
   // Install |extension2| and verify it shows up between the other two.
   extension_service_->AddExtension(extension2_.get());
   expected_launchers.insert(expected_launchers.begin() + 1, extension2_->id());
   GetAppLaunchers(&controller, &actual_launchers);
   EXPECT_EQ(expected_launchers, actual_launchers);
 }