Move code in ui/gl/* from gfx:: to gl::

cc/test/pixel_test.cc

 // Copyright 2013 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 "cc/test/pixel_test.h"
 
 #include "base/command_line.h"
 #include "base/path_service.h"
 #include "base/run_loop.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ skipping 104 matching lines @@
   base::CommandLine* cmd = base::CommandLine::ForCurrentProcess();
   if (cmd->HasSwitch(switches::kCCRebaselinePixeltests))
     return WritePNGFile(*result_bitmap_, test_data_dir.Append(ref_file), true);
 
   return MatchesPNGFile(
       *result_bitmap_, test_data_dir.Append(ref_file), comparator);
 }
 
 void PixelTest::SetUpGLRenderer(bool use_skia_gpu_backend,
                                 bool flipped_output_surface) {
-  enable_pixel_output_.reset(new gfx::DisableNullDrawGLBindings);
+  enable_pixel_output_.reset(new gl::DisableNullDrawGLBindings);
 
   scoped_refptr<TestInProcessContextProvider> compositor(
       new TestInProcessContextProvider(nullptr));
   scoped_refptr<TestInProcessContextProvider> worker(
       new TestInProcessContextProvider(compositor.get()));
   output_surface_.reset(
       new PixelTestOutputSurface(std::move(compositor), std::move(worker),
                                  flipped_output_surface, nullptr));
   output_surface_->BindToClient(output_surface_client_.get());
 
@@ skipping 48 matching lines @@
       nullptr, shared_bitmap_manager_.get(), gpu_memory_buffer_manager_.get(),
       main_thread_task_runner_.get(), 0, 1, delegated_sync_points_required,
       settings_.renderer_settings.use_gpu_memory_buffer_resources,
       settings_.use_image_texture_targets);
   renderer_ =
       SoftwareRenderer::Create(this, &settings_.renderer_settings,
                                output_surface_.get(), resource_provider_.get());
 }
 
 }  // namespace cc