Extract ProcessManager from ExtensionSystem.

extensions/browser/process_manager_unittest.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 "extensions/browser/process_manager.h"
 
 #include "content/public/browser/content_browser_client.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/site_instance.h"
 #include "content/public/common/content_client.h"
@@ skipping 107 matching lines @@
                    extensions::NOTIFICATION_EXTENSION_UNLOADED_DEPRECATED,
                    original_context()));
   EXPECT_TRUE(IsRegistered(manager1.get(),
                            extensions::NOTIFICATION_EXTENSION_HOST_DESTROYED,
                            original_context()));
 
   // Test for an incognito context ProcessManager.
   scoped_ptr<ProcessManager> manager2(
       ProcessManager::CreateIncognitoForTesting(incognito_context(),
                                                 original_context(),
-                                                manager1.get(),
                                                 extension_registry()));
 
   EXPECT_EQ(incognito_context(), manager2->GetBrowserContext());
   EXPECT_EQ(0u, manager2->background_hosts().size());
 
   // Some notifications are observed for the original context.
   EXPECT_TRUE(IsRegistered(manager2.get(),
                            extensions::NOTIFICATION_EXTENSION_LOADED_DEPRECATED,
                            original_context()));
 
@@ skipping 115 matching lines @@
   scoped_refptr<SiteInstance> site21 =
       manager1->GetSiteInstanceForURL(ext2_url1);
   EXPECT_NE(site11, site21);
 
   scoped_refptr<SiteInstance> other_profile_site =
       manager2->GetSiteInstanceForURL(ext1_url1);
   EXPECT_NE(site11, other_profile_site);
 }
 
 }  // namespace extensions