Remove some global defines and build flags.

chrome/browser/extensions/component_extensions_whitelist/whitelist.cc

 // Copyright 2015 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/extensions/component_extensions_whitelist/whitelist.h"
 
 #include <stddef.h>
 
 #include "base/logging.h"
 #include "base/macros.h"
@@ skipping 75 matching lines @@
     case IDR_GOOGLE_NOW_MANIFEST:
 #endif
 #if BUILDFLAG(ENABLE_HANGOUT_SERVICES_EXTENSION)
     case IDR_HANGOUT_SERVICES_MANIFEST:
 #endif
 #if defined(ENABLE_HOTWORDING)
     case IDR_HOTWORD_AUDIO_VERIFICATION_MANIFEST:
     case IDR_HOTWORD_MANIFEST:
 #endif
     case IDR_IDENTITY_API_SCOPE_APPROVAL_MANIFEST:
-#if defined(IMAGE_LOADER_EXTENSION)
+#if defined(OS_CHROMEOS)
     case IDR_IMAGE_LOADER_MANIFEST:
 #endif
     case IDR_NETWORK_SPEECH_SYNTHESIS_MANIFEST:
     case IDR_WEBSTORE_MANIFEST:
 
 #if defined(OS_CHROMEOS)
     // Separate ChromeOS list, as it is quite large.
     case IDR_ARC_SUPPORT_MANIFEST:
     case IDR_AUDIO_PLAYER_MANIFEST:
     case IDR_CHROME_APPS_WEBSTORE_WIDGET_MANIFEST:
@@ skipping 21 matching lines @@
   }
 
   LOG(ERROR) << "Component extension with manifest resource id "
              << manifest_resource_id << " not in whitelist and is not being "
              << "loaded as a result.";
   NOTREACHED();
   return false;
 }
 
 }  // namespace extensions