Added UMA stats for extensions events on addListener.

chrome/browser/extensions/api/management/management_api.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/api/management/management_api.h"
 
 #include <map>
 #include <string>
 #include <vector>
 
@@ skipping 39 matching lines @@
 
 using base::IntToString;
 using content::BrowserThread;
 using content::UtilityProcessHost;
 using content::UtilityProcessHostClient;
 
 namespace keys = extension_management_api_constants;
 
 namespace extensions {
 
-namespace events = event_names;
 namespace management = api::management;
 
 namespace {
 
 typedef std::vector<linked_ptr<management::ExtensionInfo> > ExtensionInfoList;
 typedef std::vector<linked_ptr<management::IconInfo> > IconInfoList;
 
 enum AutoConfirmForTest {
   DO_NOT_SKIP = 0,
   PROCEED,
@@ skipping 571 matching lines @@
     int type,
     const content::NotificationSource& source,
     const content::NotificationDetails& details) {
   const char* event_name = NULL;
   Profile* profile = content::Source<Profile>(source).ptr();
   CHECK(profile);
   CHECK(profile_->IsSameProfile(profile));
 
   switch (type) {
     case chrome::NOTIFICATION_EXTENSION_INSTALLED:
-      event_name = events::kOnExtensionInstalled;
+      event_name = event_names::kOnExtensionInstalled;
       break;
     case chrome::NOTIFICATION_EXTENSION_UNINSTALLED:
-      event_name = events::kOnExtensionUninstalled;
+      event_name = event_names::kOnExtensionUninstalled;
       break;
     case chrome::NOTIFICATION_EXTENSION_LOADED:
-      event_name = events::kOnExtensionEnabled;
+      event_name = event_names::kOnExtensionEnabled;
       break;
     case chrome::NOTIFICATION_EXTENSION_UNLOADED:
-      event_name = events::kOnExtensionDisabled;
+      event_name = event_names::kOnExtensionDisabled;
       break;
     default:
       NOTREACHED();
       return;
   }
 
   scoped_ptr<ListValue> args(new ListValue());
-  if (event_name == events::kOnExtensionUninstalled) {
+  if (event_name == event_names::kOnExtensionUninstalled) {
     args->Append(Value::CreateStringValue(
         content::Details<const Extension>(details).ptr()->id()));
   } else {
     const Extension* extension = NULL;
-    if (event_name == events::kOnExtensionDisabled) {
+    if (event_name == event_names::kOnExtensionDisabled) {
       extension = content::Details<UnloadedExtensionInfo>(details)->extension;
     } else {
       extension = content::Details<const Extension>(details).ptr();
     }
     CHECK(extension);
     scoped_ptr<management::ExtensionInfo> info = CreateExtensionInfo(
         *extension, ExtensionSystem::Get(profile));
     args->Append(info->ToValue().release());
   }
 
   scoped_ptr<Event> event(new Event(event_name, args.Pass()));
   ExtensionSystem::Get(profile)->event_router()->BroadcastEvent(event.Pass());
 }
 
 ManagementAPI::ManagementAPI(Profile* profile)
     : profile_(profile) {
   ExtensionSystem::Get(profile_)->event_router()->RegisterObserver(
-      this, events::kOnExtensionInstalled);
+      this, event_names::kOnExtensionInstalled);
   ExtensionSystem::Get(profile_)->event_router()->RegisterObserver(
-      this, events::kOnExtensionUninstalled);
+      this, event_names::kOnExtensionUninstalled);
   ExtensionSystem::Get(profile_)->event_router()->RegisterObserver(
-      this, events::kOnExtensionEnabled);
+      this, event_names::kOnExtensionEnabled);
   ExtensionSystem::Get(profile_)->event_router()->RegisterObserver(
-      this, events::kOnExtensionDisabled);
+      this, event_names::kOnExtensionDisabled);
 }
 
 ManagementAPI::~ManagementAPI() {
 }
 
 void ManagementAPI::Shutdown() {
   ExtensionSystem::Get(profile_)->event_router()->UnregisterObserver(this);
 }
 
 static base::LazyInstance<ProfileKeyedAPIFactory<ManagementAPI> >
 g_factory = LAZY_INSTANCE_INITIALIZER;
 
 // static
 ProfileKeyedAPIFactory<ManagementAPI>* ManagementAPI::GetFactoryInstance() {
   return &g_factory.Get();
 }
 
 void ManagementAPI::OnListenerAdded(const EventListenerInfo& details) {
   management_event_router_.reset(new ManagementEventRouter(profile_));
   ExtensionSystem::Get(profile_)->event_router()->UnregisterObserver(this);
 }
 
 }  // namespace extensions