Refactor PluginService to take PluginList as a dependency.

chrome/browser/browser_process_impl.cc

 // Copyright (c) 2011 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/browser_process_impl.h"
 
 #include <map>
 #include <set>
 #include <vector>
 
@@ skipping 769 matching lines @@
 
 void BrowserProcessImpl::CreateIOThread() {
   DCHECK(!created_io_thread_ && io_thread_.get() == NULL);
   created_io_thread_ = true;
 
   // Prior to starting the io thread, we create the plugin service as
   // it is predominantly used from the io thread, but must be created
   // on the main thread. The service ctor is inexpensive and does not
   // invoke the io_thread() accessor.
   PluginService* plugin_service = PluginService::GetInstance();
+  plugin_service->Init();
   plugin_service->set_filter(ChromePluginServiceFilter::GetInstance());
   plugin_service->StartWatchingPlugins();
 
   // Register the internal Flash if available.
   FilePath path;
   if (!CommandLine::ForCurrentProcess()->HasSwitch(
           switches::kDisableInternalFlash) &&
       PathService::Get(chrome::FILE_FLASH_PLUGIN, &path)) {
     plugin_service->AddExtraPluginPath(path);
   }
@@ skipping 349 matching lines @@
 }
 
 void BrowserProcessImpl::OnAutoupdateTimer() {
   if (CanAutorestartForUpdate()) {
     DLOG(WARNING) << "Detected update.  Restarting browser.";
     RestartBackgroundInstance();
   }
 }
 
 #endif  // (defined(OS_WIN) || defined(OS_LINUX)) && !defined(OS_CHROMEOS)