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

cc/test/test_in_process_context_provider.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/test_in_process_context_provider.h"
 
 #include <stdint.h>
 
 #include "base/lazy_instance.h"
 #include "base/macros.h"
@@ skipping 24 matching lines @@
   attribs.alpha_size = 8;
   attribs.blue_size = 8;
   attribs.green_size = 8;
   attribs.red_size = 8;
   attribs.depth_size = 24;
   attribs.stencil_size = 8;
   attribs.samples = 0;
   attribs.sample_buffers = 0;
   attribs.fail_if_major_perf_caveat = false;
   attribs.bind_generates_resource = false;
-  gfx::GpuPreference gpu_preference = gfx::PreferDiscreteGpu;
+  gl::GpuPreference gpu_preference = gl::PreferDiscreteGpu;
 
   std::unique_ptr<gpu::GLInProcessContext> context =
       base::WrapUnique(gpu::GLInProcessContext::Create(
           nullptr, nullptr, is_offscreen, gfx::kNullAcceleratedWidget,
           gfx::Size(1, 1), shared_context, attribs, gpu_preference,
           gpu::SharedMemoryLimits(), gpu_memory_buffer_manager, image_factory));
 
   DCHECK(context);
   return context;
 }
@@ skipping 59 matching lines @@
 
 void TestInProcessContextProvider::DeleteCachedResources() {
   if (gr_context_)
     gr_context_->FreeGpuResources();
 }
 
 void TestInProcessContextProvider::SetLostContextCallback(
     const LostContextCallback& lost_context_callback) {}
 
 }  // namespace cc