chrome/browser: Update calls from RunAllPending() to RunUntilIdle().

chrome/browser/user_style_sheet_watcher_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/user_style_sheet_watcher.h"
 
 #include "base/base64.h"
 #include "base/basictypes.h"
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
@@ skipping 26 matching lines @@
                                                  io_thread.message_loop());
 
   // It is important that the creation of |style_sheet_watcher| occur after the
   // creation of |browser_ui_thread| because UserStyleSheetWatchers are
   // restricted to being deleted only on UI browser threads.
   scoped_refptr<UserStyleSheetWatcher> style_sheet_watcher(
       new UserStyleSheetWatcher(NULL, dir.path()));
   style_sheet_watcher->Init();
 
   io_thread.Stop();
-  loop.RunAllPending();
+  loop.RunUntilIdle();
 
   GURL result_url = style_sheet_watcher->user_style_sheet();
   std::string result = result_url.spec();
   std::string prefix = "data:text/css;charset=utf-8;base64,";
   ASSERT_TRUE(StartsWithASCII(result, prefix, true));
   result = result.substr(prefix.length());
   std::string decoded;
   ASSERT_TRUE(base::Base64Decode(result, &decoded));
   ASSERT_EQ(css_file_contents, decoded);
 }