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

media/gpu/v4l2_video_decode_accelerator.cc

Index: media/gpu/v4l2_video_decode_accelerator.cc
diff --git a/media/gpu/v4l2_video_decode_accelerator.cc b/media/gpu/v4l2_video_decode_accelerator.cc
index 410cd6ca536ad30038c3f43510b2c9455b852114..412c2fbc1dfedb95caac712e7c099f148f3546b7 100644
--- a/media/gpu/v4l2_video_decode_accelerator.cc
+++ b/media/gpu/v4l2_video_decode_accelerator.cc
@@ -246,7 +246,7 @@ bool V4L2VideoDecodeAccelerator::Initialize(const Config& config,
 
 // TODO(posciak): crbug.com/450898.
 #if defined(ARCH_CPU_ARMEL)
-  if (!gfx::g_driver_egl.ext.b_EGL_KHR_fence_sync) {
+  if (!gl::g_driver_egl.ext.b_EGL_KHR_fence_sync) {
     LOG(ERROR) << "Initialize(): context does not have EGL_KHR_fence_sync";
     return false;
   }
@@ -331,14 +331,14 @@ void V4L2VideoDecodeAccelerator::AssignPictureBuffers(
     return;
   }
 
-  gfx::GLContext* gl_context = get_gl_context_cb_.Run();
+  gl::GLContext* gl_context = get_gl_context_cb_.Run();
   if (!gl_context || !make_context_current_cb_.Run()) {
     LOG(ERROR) << "AssignPictureBuffers(): could not make context current";
     NOTIFY_ERROR(PLATFORM_FAILURE);
     return;
   }
 
-  gfx::ScopedTextureBinder bind_restore(GL_TEXTURE_EXTERNAL_OES, 0);
+  gl::ScopedTextureBinder bind_restore(GL_TEXTURE_EXTERNAL_OES, 0);
 
   // It's safe to manipulate all the buffer state here, because the decoder
   // thread is waiting on pictures_assigned_.