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

gpu/command_buffer/tests/gl_dynamic_config_unittest.cc

Index: gpu/command_buffer/tests/gl_dynamic_config_unittest.cc
diff --git a/gpu/command_buffer/tests/gl_dynamic_config_unittest.cc b/gpu/command_buffer/tests/gl_dynamic_config_unittest.cc
index 96f219ef435c35b95882f11a88188685bd1f657b..4f661f988d99175d48929fd1607c9028fe08621c 100644
--- a/gpu/command_buffer/tests/gl_dynamic_config_unittest.cc
+++ b/gpu/command_buffer/tests/gl_dynamic_config_unittest.cc
@@ -18,7 +18,7 @@ TEST_F(GLDynamicConfigTest, SwitchConfigurationInNonVirtualizedContextMode) {
   GLManager::SetEnableVirtualContext(false);
 
   GLManager::Options options;
-  options.surface_format = gfx::GLSurface::SURFACE_RGB565;
+  options.surface_format = gl::GLSurface::SURFACE_RGB565;
   GLManager gl_rgb_565;
   gl_rgb_565.Initialize(options);