Extract ProcessManager from ExtensionSystem.

apps/launcher.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 "apps/launcher.h"
 
 #include <set>
 #include <utility>
 
 #include "base/command_line.h"
@@ skipping 245 matching lines @@
     if (queue->ShouldEnqueueTask(profile_, extension_)) {
       queue->AddPendingTask(
           profile_,
           extension_->id(),
           base::Bind(&PlatformAppPathLauncher::GrantAccessToFilesAndLaunch,
                      this));
       return;
     }
 
     extensions::ProcessManager* const process_manager =
-        ExtensionSystem::Get(profile_)->process_manager();
+        extensions::ProcessManager::Get(profile_);
     ExtensionHost* const host =
         process_manager->GetBackgroundHostForExtension(extension_->id());
     DCHECK(host);
     GrantAccessToFilesAndLaunch(host);
   }
 
   void GrantAccessToFilesAndLaunch(ExtensionHost* host) {
     // If there was an error loading the app page, |host| will be NULL.
     if (!host) {
       LOG(ERROR) << "Could not load app page for " << extension_->id();
@@ skipping 128 matching lines @@
 void LaunchPlatformAppWithUrl(Profile* profile,
                               const Extension* extension,
                               const std::string& handler_id,
                               const GURL& url,
                               const GURL& referrer_url) {
   AppRuntimeEventRouter::DispatchOnLaunchedEventWithUrl(
       profile, extension, handler_id, url, referrer_url);
 }
 
 }  // namespace apps