Lazy-creates BluetoothAdapter in ExtensionBluetoothEventRouter (EBEE).

chrome/browser/extensions/extension_service.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_service.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 536 matching lines @@
   input_method_event_router_.reset(
       new chromeos::ExtensionInputMethodEventRouter);
 
   ExtensionMediaPlayerEventRouter::GetInstance()->Init(profile_);
   extensions::InputImeEventRouter::GetInstance()->Init();
 #endif  // defined(OS_CHROMEOS)
 #endif  // defined(ENABLE_EXTENSIONS)
   event_routers_initialized_ = true;
 }
 
+void ExtensionService::NotifyExtensionEventRoutersOnListenerAdded(
+    const std::string& event_name) {
+  if (bluetooth_event_router_.get())
+    bluetooth_event_router_->OnEventListenerAdded(event_name);
+}
+
+void ExtensionService::NotifyExtensionEventRoutersOnListenerRemoved(
+    const std::string& event_name) {
+  if (bluetooth_event_router_.get())
+    bluetooth_event_router_->OnEventListenerRemoved(event_name);
+}
+
 void ExtensionService::OnProfileSyncServiceShutdown() {
   // TODO(akalin): Move this block to Shutdown() once
   // http://crbug.com/153827 is fixed.
   if (push_messaging_event_router_.get())
     push_messaging_event_router_->Shutdown();
 }
 
 void ExtensionService::Shutdown() {
   // Do nothing for now.
 }
@@ skipping 2385 matching lines @@
 
   return true;
 }
 
 bool ExtensionService::IsExtensionIdle(const std::string& extension_id) const {
   ExtensionProcessManager* pm = system_->process_manager();
   extensions::ExtensionHost* host =
       pm->GetBackgroundHostForExtension(extension_id);
   return !host;
 }