Identity API: do not load component app at startup

The scope approval component app's background script doesn't need to be running until the Identity API invokes the dialog, so there is no need to start the app when Chrome starts.

BUG=244220

Review URL: https://chromiumcodereview.appspot.com/15892012

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@202970 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/extensions/component_loader.cc

@@ -372,8 +372,6 @@ void ComponentLoader::AddDefaultComponentExtensionsWithBackgroundPages(
     Add(IDR_SETTINGS_APP_MANIFEST,
         base::FilePath(FILE_PATH_LITERAL("settings_app")));
 #endif
-    Add(IDR_IDENTITY_API_SCOPE_APPROVAL_MANIFEST,
-        base::FilePath(FILE_PATH_LITERAL("identity_scope_approval_dialog")));
   }
 
 #if defined(OS_CHROMEOS)