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

gpu/command_buffer/service/gpu_service_test.h

Index: gpu/command_buffer/service/gpu_service_test.h
diff --git a/gpu/command_buffer/service/gpu_service_test.h b/gpu/command_buffer/service/gpu_service_test.h
index 5caa9de29c3e3845282e3d6fee46d425b0eb6f5b..5634330cdae3ec4fd3633d08ebce71f9b274e8c3 100644
--- a/gpu/command_buffer/service/gpu_service_test.h
+++ b/gpu/command_buffer/service/gpu_service_test.h
@@ -13,7 +13,7 @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gl/gl_mock.h"
 
-namespace gfx {
+namespace gl {
 class GLContextStubWithExtensions;
 class GLSurface;
 class GLSurfaceStub;
@@ -32,16 +32,16 @@ class GpuServiceTest : public testing::Test {
   void SetUpWithGLVersion(const char* gl_version, const char* gl_extensions);
   void SetUp() override;
   void TearDown() override;
-  gfx::GLContext* GetGLContext();
-  gfx::GLSurface* GetGLSurface();
+  gl::GLContext* GetGLContext();
+  gl::GLSurface* GetGLSurface();
 
-  std::unique_ptr<::testing::StrictMock<::gfx::MockGLInterface>> gl_;
+  std::unique_ptr<::testing::StrictMock<::gl::MockGLInterface>> gl_;
 
  private:
   bool ran_setup_;
   bool ran_teardown_;
-  scoped_refptr<gfx::GLContextStubWithExtensions> context_;
-  scoped_refptr<gfx::GLSurfaceStub> surface_;
+  scoped_refptr<gl::GLContextStubWithExtensions> context_;
+  scoped_refptr<gl::GLSurfaceStub> surface_;
   base::MessageLoop message_loop_;
 };