Get rid of the content::NOTIFICATION_APP_ACTIVATED notification since it was fired from Chrome (con…

content/browser/plugin_service_impl.h

Index: content/browser/plugin_service_impl.h
===================================================================
--- content/browser/plugin_service_impl.h	(revision 157996)
+++ content/browser/plugin_service_impl.h	(working copy)
@@ -23,8 +23,6 @@
 #include "content/browser/plugin_process_host.h"
 #include "content/browser/ppapi_plugin_process_host.h"
 #include "content/common/content_export.h"
-#include "content/public/browser/notification_observer.h"
-#include "content/public/browser/notification_registrar.h"
 #include "content/public/browser/plugin_service.h"
 #include "googleurl/src/gurl.h"
 #include "ipc/ipc_channel_handle.h"
@@ -70,8 +68,7 @@
 
 class CONTENT_EXPORT PluginServiceImpl
     : NON_EXPORTED_BASE(public content::PluginService),
-      public base::WaitableEventWatcher::Delegate,
-      public content::NotificationObserver {
+      public base::WaitableEventWatcher::Delegate {
  public:
   // Returns the PluginServiceImpl singleton.
   static PluginServiceImpl* GetInstance();
@@ -118,6 +115,9 @@
   virtual webkit::npapi::PluginList* GetPluginList() OVERRIDE;
   virtual void SetPluginListForTesting(
       webkit::npapi::PluginList* plugin_list) OVERRIDE;
+#if defined(OS_MACOSX)
+  virtual void AppActivated() OVERRIDE;
+#endif
 
   // Returns the plugin process host corresponding to the plugin process that
   // has been started by this service. This will start a process to host the
@@ -165,11 +165,6 @@
   virtual void OnWaitableEventSignaled(
       base::WaitableEvent* waitable_event) OVERRIDE;
 
-  // content::NotificationObserver implementation
-  virtual void Observe(int type,
-                       const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
-
   // Returns the plugin process host corresponding to the plugin process that
   // has been started by this service. Returns NULL if no process has been
   // started.
@@ -222,8 +217,6 @@
   // The plugin list instance.
   webkit::npapi::PluginList* plugin_list_;
 
-  content::NotificationRegistrar registrar_;
-
 #if defined(OS_WIN)
   // Registry keys for getting notifications when new plugins are installed.
   base::win::RegKey hkcu_key_;