Make MediaPlayerEventRouter a PKS to decouple it from ExtensionService

chrome/browser/chromeos/extensions/media_player_api.cc

Index: chrome/browser/chromeos/extensions/media_player_api.cc
diff --git a/chrome/browser/chromeos/media/media_player_extension_api.cc b/chrome/browser/chromeos/extensions/media_player_api.cc
similarity index 67%
rename from chrome/browser/chromeos/media/media_player_extension_api.cc
rename to chrome/browser/chromeos/extensions/media_player_api.cc
index 1f8449f5c02751bae13e8b96f286e89770c10e36..5e7d7a526a15ca25b3d1d10de14d3a0a1e43d891 100644
--- a/chrome/browser/chromeos/media/media_player_extension_api.cc
+++ b/chrome/browser/chromeos/extensions/media_player_api.cc
@@ -2,13 +2,22 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "chrome/browser/chromeos/extensions/media_player_api.h"
+
+#include "base/lazy_instance.h"
 #include "base/values.h"
+#include "chrome/browser/chromeos/extensions/media_player_event_router.h"
 #include "chrome/browser/chromeos/media/media_player.h"
-#include "chrome/browser/chromeos/media/media_player_extension_api.h"
+
+namespace {
 
 static const char kPropertyItems[] = "items";
 static const char kPropertyPosition[] = "position";
 
+}  // namespace
+
+namespace extensions {
+
 bool PlayMediaplayerFunction::RunImpl() {
   if (args_->GetSize() < 2) {
     return false;
@@ -76,3 +85,31 @@ bool CloseWindowMediaplayerFunction::RunImpl() {
   MediaPlayer::GetInstance()->CloseWindow();
   return true;
 }
+
+MediaPlayerAPI::MediaPlayerAPI(Profile* profile)
+    : profile_(profile) {
+}
+
+MediaPlayerAPI::~MediaPlayerAPI() {
+}
+
+// static
+MediaPlayerAPI* MediaPlayerAPI::Get(Profile* profile) {
+  return ProfileKeyedAPIFactory<MediaPlayerAPI>::GetForProfile(profile);
+}
+
+MediaPlayerEventRouter* MediaPlayerAPI::media_player_event_router() {
+  if (!media_player_event_router_)
+    media_player_event_router_.reset(new MediaPlayerEventRouter(profile_));
+  return media_player_event_router_.get();
+}
+
+static base::LazyInstance<ProfileKeyedAPIFactory<MediaPlayerAPI> >
+g_factory = LAZY_INSTANCE_INITIALIZER;
+
+// static
+ProfileKeyedAPIFactory<MediaPlayerAPI>* MediaPlayerAPI::GetFactoryInstance() {
+  return &g_factory.Get();
+}
+
+}  // namespace extensions