[chrome/browser/extensions] Replace MessageLoopProxy usage with ThreadTaskRunnerHandle

chrome/browser/extensions/extension_web_ui.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/extensions/extension_web_ui.h"
 
 #include <set>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
+#include "base/thread_task_runner_handle.h"
 #include "chrome/browser/extensions/api/bookmark_manager_private/bookmark_manager_private_api.h"
 #include "chrome/browser/extensions/extension_tab_util.h"
 #include "chrome/browser/extensions/extension_util.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/extensions/extension_constants.h"
 #include "chrome/common/url_constants.h"
 #include "components/favicon/core/favicon_service.h"
 #include "components/favicon_base/favicon_util.h"
 #include "components/pref_registry/pref_registry_syncable.h"
@@ skipping 83 matching lines @@
                                             image_rep.pixel_height());
       // Leave |bitmap_result|'s icon URL as the default of GURL().
       bitmap_result.icon_type = favicon_base::FAVICON;
 
       favicon_bitmap_results->push_back(bitmap_result);
     } else {
       NOTREACHED() << "Could not encode extension favicon";
     }
   }
 
-  base::MessageLoopProxy::current()->PostTask(
+  base::ThreadTaskRunnerHandle::Get()->PostTask(
       FROM_HERE,
       base::Bind(&favicon::FaviconService::FaviconResultsCallbackRunner,
                  callback, base::Owned(favicon_bitmap_results)));
 }
 
 bool ValidateOverrideURL(const base::Value* override_url_value,
                          const GURL& source_url,
                          const extensions::ExtensionSet& extensions,
                          GURL* override_url,
                          const Extension** extension) {
@@ skipping 301 matching lines @@
         extensions::ImageLoader::ImageRepresentation::ALWAYS_RESIZE,
         gfx::Size(pixel_size, pixel_size),
         resource_scale_factor));
   }
 
   // LoadImagesAsync actually can run callback synchronously. We want to force
   // async.
   extensions::ImageLoader::Get(profile)->LoadImagesAsync(
       extension, info_list, base::Bind(&RunFaviconCallbackAsync, callback));
 }