Extract ProcessManager from ExtensionSystem.

chrome/browser/devtools/devtools_target_impl.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 "chrome/browser/devtools/devtools_target_impl.h"
 
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/devtools/devtools_window.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_iterator.h"
 #include "chrome/browser/ui/webui/extensions/extension_icon_source.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/favicon_status.h"
 #include "content/public/browser/navigation_entry.h"
 #include "content/public/browser/render_frame_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/extension_host.h"
 #include "extensions/browser/extension_registry.h"
-#include "extensions/browser/extension_system.h"
 #include "extensions/browser/guest_view/guest_view_base.h"
 #include "extensions/browser/process_manager.h"
 #include "extensions/common/constants.h"
 
 using content::BrowserThread;
 using content::DevToolsAgentHost;
 using content::RenderViewHost;
 using content::WebContents;
 using content::WorkerService;
 
@@ skipping 66 matching lines @@
   const extensions::Extension* extension = extensions::ExtensionRegistry::Get(
       web_contents->GetBrowserContext())->enabled_extensions().GetByID(
           GetURL().host());
   if (!extension)
     return;
 
   Profile* profile =
       Profile::FromBrowserContext(web_contents->GetBrowserContext());
   if (!profile)
     return;
-  extensions::ExtensionSystem* extension_system =
-      extensions::ExtensionSystem::Get(profile);
   set_title(extension->name());
   extensions::ExtensionHost* extension_host =
-      extension_system->process_manager()->GetBackgroundHostForExtension(
-          extension->id());
+      extensions::ProcessManager::Get(profile)
+          ->GetBackgroundHostForExtension(extension->id());
   if (extension_host &&
       extension_host->host_contents() == web_contents) {
     set_type(kTargetTypeBackgroundPage);
     extension_id_ = extension->id();
   } else if (extension->is_hosted_app()
              || extension->is_legacy_packaged_app()
              || extension->is_platform_app()) {
     set_type(kTargetTypeApp);
   }
   set_favicon_url(extensions::ExtensionIconSource::GetIconURL(
@@ skipping 164 matching lines @@
       case DevToolsAgentHost::TYPE_SERVICE_WORKER:
         result.push_back(new WorkerTarget(agent_host));
         break;
       default:
         break;
     }
   }
 
   callback.Run(result);
 }