No need to have DevToolsManager reference counted

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 896 matching lines @@
 
 void BrowserProcessImpl::CreateIconManager() {
   DCHECK(!created_icon_manager_ && icon_manager_.get() == NULL);
   created_icon_manager_ = true;
   icon_manager_.reset(new IconManager);
 }
 
 void BrowserProcessImpl::CreateDevToolsManager() {
   DCHECK(devtools_manager_.get() == NULL);
   created_devtools_manager_ = true;
-  devtools_manager_ = new DevToolsManager();
+  devtools_manager_.reset(new DevToolsManager());
 }
 
 void BrowserProcessImpl::CreateSidebarManager() {
   DCHECK(sidebar_manager_.get() == NULL);
   created_sidebar_manager_ = true;
   sidebar_manager_ = new SidebarManager();
 }
 
 void BrowserProcessImpl::CreateGoogleURLTracker() {
   DCHECK(google_url_tracker_.get() == NULL);
@@ skipping 190 matching lines @@
 }
 
 void BrowserProcessImpl::OnAutoupdateTimer() {
   if (CanAutorestartForUpdate()) {
     DLOG(WARNING) << "Detected update.  Restarting browser.";
     RestartPersistentInstance();
   }
 }
 
 #endif  // (defined(OS_WIN) || defined(OS_LINUX)) && !defined(OS_CHROMEOS)