Remove calls to deprecated MessageLoop methods in chrome.

chrome/browser/browsing_data/browsing_data_file_system_helper_unittest.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 "testing/gtest/include/gtest/gtest.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/files/file_util.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
+#include "base/run_loop.h"
 #include "base/stl_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browsing_data/browsing_data_file_system_helper.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/browser/storage_partition.h"
 #include "content/public/test/test_browser_thread.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "storage/browser/fileapi/file_system_context.h"
 #include "storage/browser/fileapi/file_system_url.h"
 #include "storage/common/fileapi/file_system_types.h"
@@ skipping 39 matching lines @@
 // implemented as a class method that that calls Notify() at an appropriate
 // point.
 class BrowsingDataFileSystemHelperTest : public testing::Test {
  public:
   BrowsingDataFileSystemHelperTest() {
     profile_.reset(new TestingProfile());
 
     helper_ = BrowsingDataFileSystemHelper::Create(
         BrowserContext::GetDefaultStoragePartition(profile_.get())->
             GetFileSystemContext());
-    base::MessageLoop::current()->RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
     canned_helper_ = new CannedBrowsingDataFileSystemHelper(profile_.get());
   }
   ~BrowsingDataFileSystemHelperTest() override {
     // Avoid memory leaks.
     profile_.reset();
-    base::MessageLoop::current()->RunUntilIdle();
+    base::RunLoop().RunUntilIdle();
   }
 
   TestingProfile* GetProfile() {
     return profile_.get();
   }
 
   // Blocks on the current MessageLoop until Notify() is called.
-  void BlockUntilNotified() {
-    base::MessageLoop::current()->Run();
-  }
+  void BlockUntilNotified() { base::RunLoop().Run(); }
 
   // Unblocks the current MessageLoop. Should be called in response to some sort
   // of async activity in a callback method.
   void Notify() { base::MessageLoop::current()->QuitWhenIdle(); }
 
   // Callback that should be executed in response to
   // storage::FileSystemContext::OpenFileSystem.
   void OpenFileSystemCallback(const GURL& root,
                               const std::string& name,
                               base::File::Error error) {
@@ skipping 198 matching lines @@
 // extension and devtools schemes.
 TEST_F(BrowsingDataFileSystemHelperTest, IgnoreExtensionsAndDevTools) {
   ASSERT_TRUE(canned_helper_->empty());
   canned_helper_->AddFileSystem(kOriginExt, kTemporary, 0);
   ASSERT_TRUE(canned_helper_->empty());
   canned_helper_->AddFileSystem(kOriginDevTools, kTemporary, 0);
   ASSERT_TRUE(canned_helper_->empty());
 }
 
 }  // namespace