Move RunAllPendingInMessageLoop from ui_test_utils.h to test_utils.h, so that it can be reused by c…

chrome/browser/ui/login/login_prompt_browsertest.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 <algorithm>
 #include <list>
 #include <map>
 
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/prerender/prerender_manager.h"
@@ skipping 979 matching lines @@
     ASSERT_TRUE(handler);
     SetAuthFor(handler);
 
     // Regular tab should be authenticated.
     auth_supplied_waiter.Wait();
 
     // There's not really a way to wait for the incognito window to "do
     // nothing".  Run anything pending in the message loop just to be sure.
     // (This shouldn't be necessary since notifications are synchronous, but
     // maybe it will help avoid flake someday in the future..)
-    ui_test_utils::RunAllPendingInMessageLoop();
+    content::RunAllPendingInMessageLoop();
   }
 
   EXPECT_EQ(1, observer.auth_needed_count_);
   EXPECT_EQ(1, observer.auth_supplied_count_);
   EXPECT_EQ(0, observer.auth_cancelled_count_);
   EXPECT_EQ(1, observer_incognito.auth_needed_count_);
   EXPECT_EQ(0, observer_incognito.auth_supplied_count_);
   EXPECT_EQ(0, observer_incognito.auth_cancelled_count_);
   EXPECT_TRUE(test_server()->Stop());
 }
 
 }  // namespace