Enable webgl conformance tests under content/test/gpu in content_browsertests

chrome/test/gpu/gpu_pixel_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 "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/string_util.h"
@@ skipping 151 matching lines @@
       ref_img_revision_no_older_than_ = ref_img_update_revision;
       ObtainLocalRefImageRevision();
     }
 
 #if defined(OS_WIN)
     ASSERT_TRUE(tracing::BeginTracing("-test_*"));
 #endif
 
     ASSERT_TRUE(ui_test_utils::BringBrowserWindowToFront(browser()));
 
-    ui_test_utils::DOMMessageQueue message_queue;
+    content::DOMMessageQueue message_queue;
     ui_test_utils::NavigateToURL(browser(), net::FilePathToFileURL(url));
 
     // Wait for notification that page is loaded.
     ASSERT_TRUE(message_queue.WaitForMessage(NULL));
     message_queue.ClearQueue();
 
     gfx::Rect new_bounds = GetNewTabContainerBounds(tab_container_size);
 
     std::wostringstream js_call;
     js_call << "preCallResizeInChromium(";
@@ skipping 408 matching lines @@
     {160, 100, 0, 0, 0}
   };
   const size_t ref_pixel_count = sizeof(ref_pixels) / sizeof(ReferencePixel);
 
   gfx::Size container_size(400, 300);
   FilePath url =
       test_data_dir().AppendASCII("pixel_canvas2d.html");
   RunPixelTest(container_size, url, ref_img_revision_update,
                ref_pixels, ref_pixel_count);
 }