Remove calls to deprecated MessageLoop methods in chrome.

chrome/browser/spellchecker/spellcheck_platform_mac_unittest.cc

 // Copyright (c) 2011 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/spellchecker/spellcheck_platform.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/macros.h"
 #include "base/message_loop/message_loop.h"
+#include "base/single_thread_task_runner.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/common/spellcheck_result.h"
 #include "content/public/test/test_utils.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 class SpellcheckPlatformMacTest: public testing::Test {
  public:
@@ skipping 12 matching lines @@
 
  private:
   void QuitMessageLoop() {
     CHECK(base::MessageLoop::current() == &message_loop_);
     base::MessageLoop::current()->QuitWhenIdle();
   }
 
   void CompletionCallback(const std::vector<SpellCheckResult>& results) {
     results_ = results;
     callback_finished_ = true;
-    message_loop_.PostTask(FROM_HERE, base::Bind(
-                             &SpellcheckPlatformMacTest::QuitMessageLoop,
-                             base::Unretained(this)));
+    message_loop_.task_runner()->PostTask(
+        FROM_HERE, base::Bind(&SpellcheckPlatformMacTest::QuitMessageLoop,
+                              base::Unretained(this)));
   }
 
   base::MessageLoopForUI message_loop_;
   spellcheck_platform::ScopedEnglishLanguageForTest scoped_language_;
 };
 
 // Tests that words are properly ignored. Currently only enabled on OS X as it
 // is the only platform to support ignoring words. Note that in this test, we
 // supply a non-zero doc_tag, in order to test that ignored words are matched to
 // the correct document.
@@ skipping 329 matching lines @@
 // RequestTextCheck results.
 TEST_F(SpellcheckPlatformMacTest, SpellCheckIgnoresOrthography)  {
   base::string16 test_string(base::ASCIIToUTF16("Icland is awesome."));
   spellcheck_platform::RequestTextCheck(0, test_string, callback_);
   WaitForCallback();
   EXPECT_TRUE(callback_finished_);
   EXPECT_EQ(1U, results_.size());
 }
 
 }  // namespace