Removed backloader component extension.

chrome/browser/about_flags.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/about_flags.h"
 
 #include <algorithm>
 #include <iterator>
 #include <map>
 #include <set>
@@ skipping 939 matching lines @@
                                 ash::switches::kAshDisableAlternateShelfLayout)
   },
   {
       "ash-disable-drag-off-shelf",
       IDS_FLAGS_DRAG_OFF_SHELF_NAME,
       IDS_FLAGS_DRAG_OFF_SHELF_DESCRIPTION,
       kOsCrOS,
       SINGLE_VALUE_TYPE(ash::switches::kAshDisableDragOffShelf)
   },
   {
-    "enable-background-loader",
-    IDS_ENABLE_BACKLOADER_NAME,
-    IDS_ENABLE_BACKLOADER_DESCRIPTION,
-    kOsCrOS,
-    SINGLE_VALUE_TYPE(chromeos::switches::kEnableBackgroundLoader)
-  },
-  {
     "ash-disable-docked-windows",
     IDS_FLAGS_DOCKED_WINDOWS_NAME,
     IDS_FLAGS_DOCKED_WINDOWS_DESCRIPTION,
     kOsCrOS,
     SINGLE_VALUE_TYPE(ash::switches::kAshDisableDockedWindows)
   },
   {
     "ash-enable-immersive-fullscreen-all-windows2",
     IDS_FLAGS_IMMERSIVE_FULLSCREEN_FOR_ALL_WINDOWS_NAME,
     IDS_FLAGS_IMMERSIVE_FULLSCREEN_FOR_ALL_WINDOWS_DESCRIPTION,
@@ skipping 1431 matching lines @@
 }
 
 const Experiment* GetExperiments(size_t* count) {
   *count = num_experiments;
   return experiments;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags