Remove calls to deprecated MessageLoop methods in extensions.

extensions/browser/image_loader_unittest.cc

 // Copyright 2014 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 "extensions/browser/image_loader.h"
 
 #include <stddef.h>
 
 #include "base/files/file_path.h"
 #include "base/json/json_file_value_serializer.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
 #include "base/path_service.h"
+#include "base/run_loop.h"
 #include "base/strings/string_util.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/test/test_browser_context.h"
 #include "content/public/test/test_browser_thread.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extensions_browser_client.h"
 #include "extensions/browser/extensions_test.h"
 #include "extensions/common/constants.h"
 #include "extensions/common/extension.h"
 #include "extensions/common/extension_icon_set.h"
@@ skipping 32 matching lines @@
 
   void OnImageFamilyLoaded(const gfx::ImageFamily& image_family) {
     image_loaded_count_++;
     if (quit_in_image_loaded_)
       base::MessageLoop::current()->QuitWhenIdle();
     image_family_ = image_family;
   }
 
   void WaitForImageLoad() {
     quit_in_image_loaded_ = true;
-    base::MessageLoop::current()->Run();
+    base::RunLoop().Run();
     quit_in_image_loaded_ = false;
   }
 
   int image_loaded_count() {
     int result = image_loaded_count_;
     image_loaded_count_ = 0;
     return result;
   }
 
   scoped_refptr<Extension> CreateExtension(const char* dir_name,
@@ skipping 228 matching lines @@
 
   const gfx::ImageSkiaRep* img_rep1 = &image_reps[0];
   const gfx::ImageSkiaRep* img_rep2 = &image_reps[1];
   EXPECT_EQ(extension_misc::EXTENSION_ICON_BITTY, img_rep1->pixel_width());
   EXPECT_EQ(1.0f, img_rep1->scale());
   EXPECT_EQ(extension_misc::EXTENSION_ICON_SMALLISH, img_rep2->pixel_width());
   EXPECT_EQ(2.0f, img_rep2->scale());
 }
 
 }  // namespace extensions