Extract ProcessManager from ExtensionSystem.

chrome/browser/apps/ephemeral_app_browsertest.cc

 // Copyright 2014 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/apps/ephemeral_app_browsertest.h"
 
 #include <vector>
 
 #include "apps/app_restore_service.h"
 #include "apps/saved_files_service.h"
@@ skipping 353 matching lines @@
 
     bool result = catcher.GetNextResult();
     message_ = catcher.message();
 
     CloseAppWaitForUnload(app->id());
     return result;
   }
 
   // Verify that the event page of the app has not been loaded.
   void VerifyAppNotLoaded(const std::string& app_id) {
-    EXPECT_FALSE(ExtensionSystem::Get(profile())->
-        process_manager()->GetBackgroundHostForExtension(app_id));
+    EXPECT_FALSE(extensions::ProcessManager::Get(profile())
+                     ->GetBackgroundHostForExtension(app_id));
   }
 
   // Verify properties of ephemeral apps.
   void VerifyEphemeralApp(const std::string& app_id) {
     EXPECT_TRUE(extensions::util::IsEphemeralApp(app_id, profile()));
 
     // Ephemeral apps should not be synced.
     scoped_ptr<AppSyncData> sync_change = GetLastSyncChangeForApp(app_id);
     EXPECT_FALSE(sync_change.get());
 
@@ skipping 646 matching lines @@
       base::Bind(&PowerSaveBlockerStub::Create, &power_settings));
 
   const Extension* app = InstallAndLaunchEphemeralApp(kPowerTestApp);
   ASSERT_TRUE(app);
   EXPECT_EQ(1, power_settings.keep_awake_count());
 
   CloseAppWaitForUnload(app->id());
 
   EXPECT_EQ(0, power_settings.keep_awake_count());
 }