Make ComponentInstaller refcounted.

chrome/browser/browser_process_impl.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 "chrome/browser/browser_process_impl.h"
 
 #include <algorithm>
 #include <map>
 #include <vector>
 
@@ skipping 860 matching lines @@
             io_thread()->system_url_request_context_getter());
     // Creating the component updater does not do anything, components
     // need to be registered and Start() needs to be called.
     component_updater_.reset(
         component_updater::ComponentUpdateServiceFactory(configurator));
   }
   return component_updater_.get();
 }
 
 CRLSetFetcher* BrowserProcessImpl::crl_set_fetcher() {
-  if (!crl_set_fetcher_.get())
+  if (!crl_set_fetcher_)
     crl_set_fetcher_ = new CRLSetFetcher();
   return crl_set_fetcher_.get();
 }
 
 component_updater::PnaclComponentInstaller*
 BrowserProcessImpl::pnacl_component_installer() {
 #if !defined(DISABLE_NACL)
-  if (!pnacl_component_installer_.get()) {
-    pnacl_component_installer_.reset(
-        new component_updater::PnaclComponentInstaller());
+  if (!pnacl_component_installer_) {
+    pnacl_component_installer_ =
+        new component_updater::PnaclComponentInstaller();
   }
   return pnacl_component_installer_.get();
 #else
-  return NULL;
+  return nullptr;
 #endif
 }
 
 void BrowserProcessImpl::ResourceDispatcherHostCreated() {
   resource_dispatcher_host_delegate_.reset(
       new ChromeResourceDispatcherHostDelegate(prerender_tracker()));
   ResourceDispatcherHost::Get()->SetDelegate(
       resource_dispatcher_host_delegate_.get());
 
   pref_change_registrar_.Add(
@@ skipping 292 matching lines @@
 }
 
 void BrowserProcessImpl::OnAutoupdateTimer() {
   if (CanAutorestartForUpdate()) {
     DLOG(WARNING) << "Detected update.  Restarting browser.";
     RestartBackgroundInstance();
   }
 }
 
 #endif  // (defined(OS_WIN) || defined(OS_LINUX)) && !defined(OS_CHROMEOS)