Move Extension into extensions namespace

chrome/browser/extensions/apps_promo_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 "base/logging.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/apps_promo.h"
 #include "chrome/browser/prefs/browser_prefs.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/common/pref_names.h"
@@ skipping 39 matching lines @@
 
 void ExtensionAppsPromo::SetUp() {
   browser::RegisterUserPrefs(&prefs_);
 }
 
 // TODO(dpolukhin): On Chrome OS all apps are installed via external extensions,
 // and the web store promo is never shown.
 #if !defined(OS_CHROMEOS)
 
 TEST_F(ExtensionAppsPromo, HappyPath) {
-  const ExtensionIdSet& default_app_ids = apps_promo()->old_default_apps();
+  const extensions::ExtensionIdSet& default_app_ids =
+      apps_promo()->old_default_apps();
 
   EXPECT_GT(default_app_ids.size(), 0u);
 
   // The promo counter should default to the max, since we only use the counter
   // if they were installed from older versions of Chrome.
   EXPECT_EQ(AppsPromo::kDefaultAppsCounterMax + 1,
             apps_promo()->GetPromoCounter());
 
   // The app launcher and promo should not be shown if there are no extensions
   // installed and no promo is set.
-  ExtensionIdSet installed_ids;
+  extensions::ExtensionIdSet installed_ids;
   bool promo_just_expired = false;
   EXPECT_FALSE(AppsPromo::IsPromoSupportedForLocale());
   EXPECT_FALSE(apps_promo()->ShouldShowAppLauncher(installed_ids));
   EXPECT_FALSE(apps_promo()->ShouldShowPromo(installed_ids,
                                              &promo_just_expired));
   EXPECT_FALSE(promo_just_expired);
 
   // Make sure the web store can be supported even when the promo is not active.
   AppsPromo::SetWebStoreSupportedForLocale(true);
   EXPECT_FALSE(AppsPromo::IsPromoSupportedForLocale());
@@ skipping 131 matching lines @@
   EXPECT_TRUE(show_promo);
 
   // When the "hide" pref is true, the promo should NOT appear.
   prefs()->SetBoolean(prefs::kNtpHideWebStorePromo, true);
   show_promo = apps_promo()->ShouldShowPromo(
       apps_promo()->old_default_apps(), &just_expired);
   EXPECT_FALSE(show_promo);
 }
 
 #endif // OS_CHROMEOS