Extract ProcessManager from ExtensionSystem.

chrome/browser/devtools/devtools_sanity_browsertest.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/bind.h"
 #include "base/cancelable_callback.h"
 #include "base/command_line.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
 #include "base/path_service.h"
@@ skipping 334 matching lines @@
     content::NotificationRegistrar registrar;
     registrar.Add(this,
                   extensions::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING,
                   content::NotificationService::AllSources());
     base::CancelableClosure timeout(
         base::Bind(&TimeoutCallback, "Extension host load timed out."));
     base::MessageLoop::current()->PostDelayedTask(
         FROM_HERE, timeout.callback(), TestTimeouts::action_timeout());
 
     extensions::ProcessManager* manager =
-        extensions::ExtensionSystem::Get(browser()->profile())->
-            process_manager();
+        extensions::ProcessManager::Get(browser()->profile());
     extensions::ProcessManager::ViewSet all_views = manager->GetAllViews();
     for (extensions::ProcessManager::ViewSet::const_iterator iter =
              all_views.begin();
          iter != all_views.end();) {
       if (!(*iter)->IsLoading())
         ++iter;
       else
         content::RunMessageLoop();
     }
 
@@ skipping 563 matching lines @@
 
 IN_PROC_BROWSER_TEST_F(RemoteDebuggingTest, RemoteDebugger) {
 #if defined(OS_WIN) && defined(USE_ASH)
   // Disable this test in Metro+Ash for now (http://crbug.com/262796).
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kAshBrowserTests))
     return;
 #endif
 
   ASSERT_TRUE(RunExtensionTest("target_list")) << message_;
 }