Remove some Profile-keyed factory boilerplate: management omnibox preference push_messaging.

chrome/browser/extensions/api/tabs/tabs_windows_api.cc

Index: chrome/browser/extensions/api/tabs/tabs_windows_api.cc
diff --git a/chrome/browser/extensions/api/tabs/tabs_windows_api.cc b/chrome/browser/extensions/api/tabs/tabs_windows_api.cc
index 038451082eda7d7de181c0e209309f9bfeadfa49..24cb81dc078aa63681102dcc572f971252d72315 100644
--- a/chrome/browser/extensions/api/tabs/tabs_windows_api.cc
+++ b/chrome/browser/extensions/api/tabs/tabs_windows_api.cc
@@ -40,19 +40,17 @@ void TabsWindowsAPI::Shutdown() {
   ExtensionSystem::Get(profile_)->event_router()->UnregisterObserver(this);
 }
 
-void TabsWindowsAPI::OnListenerAdded(
-    const extensions::EventListenerInfo& details) {
-  windows_event_router();
-  ExtensionSystem::Get(profile_)->event_router()->UnregisterObserver(this);
-}
-
 static base::LazyInstance<ProfileKeyedAPIFactory<TabsWindowsAPI> >
 g_factory = LAZY_INSTANCE_INITIALIZER;
 
-template <>
-ProfileKeyedAPIFactory<TabsWindowsAPI>*
-ProfileKeyedAPIFactory<TabsWindowsAPI>::GetInstance() {
+ProfileKeyedAPIFactory<TabsWindowsAPI>* TabsWindowsAPI::GetFactoryInstance() {
   return &g_factory.Get();
 }
 
+void TabsWindowsAPI::OnListenerAdded(
+    const extensions::EventListenerInfo& details) {
+  windows_event_router();
+  ExtensionSystem::Get(profile_)->event_router()->UnregisterObserver(this);
+}
+
 }  // namespace extensions