Lazy initialization for ProcessesEventRouter.

chrome/browser/extensions/extension_system.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/extension_system.h"
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/string_tokenizer.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/content_settings/cookie_settings.h"
 #include "chrome/browser/extensions/api/alarms/alarm_manager.h"
 #include "chrome/browser/extensions/api/declarative/rules_registry_service.h"
 #include "chrome/browser/extensions/api/messaging/message_service.h"
+#include "chrome/browser/extensions/api/processes/processes_api_service.h"
 #include "chrome/browser/extensions/component_loader.h"
 #include "chrome/browser/extensions/event_router.h"
 #include "chrome/browser/extensions/extension_devtools_manager.h"
 #include "chrome/browser/extensions/extension_error_reporter.h"
 #include "chrome/browser/extensions/extension_info_map.h"
 #include "chrome/browser/extensions/extension_pref_store.h"
 #include "chrome/browser/extensions/extension_pref_value_map.h"
 #include "chrome/browser/extensions/extension_pref_value_map_factory.h"
 #include "chrome/browser/extensions/extension_process_manager.h"
 #include "chrome/browser/extensions/extension_service.h"
@@ skipping 79 matching lines @@
   lazy_background_task_queue_.reset(new LazyBackgroundTaskQueue(profile_));
   message_service_.reset(new MessageService(lazy_background_task_queue_.get()));
   extension_event_router_.reset(new EventRouter(profile_,
                                                 extension_prefs_.get()));
   navigation_observer_.reset(new NavigationObserver(profile_));
 
   ExtensionErrorReporter::Init(true);  // allow noisy errors.
 
   user_script_master_ = new UserScriptMaster(profile_);
 
+  // Initialize services that register with the event router.
+  // TODO(yoz): crbug.com/159265: This shouldn't be here, because of dependency
+  // issues, but unfortunately extension startup ordering is complicated.
+  ProcessesAPIService::Get(profile_);
+
   bool autoupdate_enabled = true;
 #if defined(OS_CHROMEOS)
   if (!extensions_enabled)
     autoupdate_enabled = false;
   else
     autoupdate_enabled = !command_line->HasSwitch(switches::kGuestSession);
 #endif
   extension_service_.reset(new ExtensionService(
       profile_,
       CommandLine::ForCurrentProcess(),
@@ skipping 268 matching lines @@
 void ExtensionSystemImpl::UnregisterExtensionWithRequestContexts(
     const std::string& extension_id,
     const extension_misc::UnloadedExtensionReason reason) {
   BrowserThread::PostTask(
       BrowserThread::IO, FROM_HERE,
       base::Bind(&ExtensionInfoMap::RemoveExtension, info_map(),
                  extension_id, reason));
 }
 
 }  // namespace extensions