Lazy initialization for ProcessesEventRouter.

chrome/browser/extensions/settings/settings_test_util.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/extensions/settings/settings_test_util.h"
 
 #include "base/file_path.h"
 #include "chrome/common/extensions/extension.h"
 #include "chrome/browser/extensions/extension_system_factory.h"
 #include "chrome/browser/extensions/settings/settings_frontend.h"
@@ skipping 96 matching lines @@
 }
 
 // MockExtensionSystem
 
 MockExtensionSystem::MockExtensionSystem(Profile* profile)
       : TestExtensionSystem(profile) {}
 MockExtensionSystem::~MockExtensionSystem() {}
 
 EventRouter* MockExtensionSystem::event_router() {
   if (!event_router_.get())
-    event_router_.reset(new EventRouter(profile_, NULL));
+    event_router_.reset(new EventRouter(profile_));
   return event_router_.get();
 }
 
 ProfileKeyedService* BuildMockExtensionSystem(Profile* profile) {
   return new MockExtensionSystem(profile);
 }
 
 // MockProfile
 
 MockProfile::MockProfile(const FilePath& file_path)
@@ skipping 31 matching lines @@
 
 ValueStore* ScopedSettingsStorageFactory::Create(
     const FilePath& base_path, const std::string& extension_id) {
   DCHECK(delegate_.get());
   return delegate_->Create(base_path, extension_id);
 }
 
 }  // namespace settings_test_util
 
 }  // namespace extensions