Move ExtensionPrefs and friends to extensions/ directory.

chrome/browser/apps/ephemeral_app_service_browsertest.cc

 // Copyright 2013 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 <vector>
 
 #include "chrome/browser/apps/app_browsertest_util.h"
 #include "chrome/browser/apps/ephemeral_app_service.h"
-#include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/profiles/profile.h"
 #include "content/public/test/test_utils.h"
+#include "extensions/browser/extension_prefs.h"
 #include "extensions/common/manifest.h"
 
 using extensions::PlatformAppBrowserTest;
 using extensions::Extension;
 using extensions::ExtensionPrefs;
 using extensions::ExtensionSystem;
 
 namespace {
 
 const int kNumTestApps = 2;
@@ skipping 61 matching lines @@
       content::Source<Profile>(browser()->profile()));
   GarbageCollectEphemeralApps();
   uninstall_signal.Wait();
 
   ExtensionService* service = ExtensionSystem::Get(browser()->profile())
       ->extension_service();
   EXPECT_TRUE(service);
   EXPECT_FALSE(service->GetInstalledExtension(inactive_app_id));
   EXPECT_TRUE(service->GetInstalledExtension(active_app_id));
 }