Make LoadMonitoringExtensionHostQueue remove itself as an ExtensionHost observer at the correct tim…

apps/app_load_service.cc

Index: apps/app_load_service.cc
diff --git a/apps/app_load_service.cc b/apps/app_load_service.cc
index c4d308ecccb3e8baf155d63d09157da8c054372c..eb4b5c6b1c5e7231fe7bd59986da09a0b808b3c0 100644
--- a/apps/app_load_service.cc
+++ b/apps/app_load_service.cc
@@ -35,7 +35,7 @@ AppLoadService::PostReloadAction::PostReloadAction()
 AppLoadService::AppLoadService(Profile* profile)
     : profile_(profile) {
   registrar_.Add(this,
-                 extensions::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING,
+                 extensions::NOTIFICATION_EXTENSION_HOST_DID_STOP_FIRST_LOAD,
                  content::NotificationService::AllSources());
   extensions::ExtensionRegistry::Get(profile_)->AddObserver(this);
 }
@@ -93,7 +93,7 @@ AppLoadService* AppLoadService::Get(Profile* profile) {
 void AppLoadService::Observe(int type,
                              const content::NotificationSource& source,
                              const content::NotificationDetails& details) {
-  DCHECK_EQ(type, extensions::NOTIFICATION_EXTENSION_HOST_DID_STOP_LOADING);
+  DCHECK_EQ(type, extensions::NOTIFICATION_EXTENSION_HOST_DID_STOP_FIRST_LOAD);
   extensions::ExtensionHost* host =
       content::Details<extensions::ExtensionHost>(details).ptr();
   const Extension* extension = host->extension();