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

ui/gl/gl_image_egl.cc

Index: ui/gl/gl_image_egl.cc
diff --git a/ui/gl/gl_image_egl.cc b/ui/gl/gl_image_egl.cc
index c130832375e4eb2d016e0cf97719ba709e776a8e..f85bcd686aefc4e06be02acf34c578a9baa4f620 100644
--- a/ui/gl/gl_image_egl.cc
+++ b/ui/gl/gl_image_egl.cc
@@ -22,11 +22,8 @@ bool GLImageEGL::Initialize(EGLenum target,
                             const EGLint* attrs) {
   DCHECK(thread_checker_.CalledOnValidThread());
   DCHECK_EQ(EGL_NO_IMAGE_KHR, egl_image_);
-  egl_image_ = eglCreateImageKHR(gfx::GLSurfaceEGL::GetHardwareDisplay(),
-                                 EGL_NO_CONTEXT,
-                                 target,
-                                 buffer,
-                                 attrs);
+  egl_image_ = eglCreateImageKHR(gl::GLSurfaceEGL::GetHardwareDisplay(),
+                                 EGL_NO_CONTEXT, target, buffer, attrs);
   if (egl_image_ == EGL_NO_IMAGE_KHR) {
     DLOG(ERROR) << "Error creating EGLImage: " << ui::GetLastEGLErrorString();
     return false;
@@ -39,7 +36,7 @@ void GLImageEGL::Destroy(bool have_context) {
   DCHECK(thread_checker_.CalledOnValidThread());
   if (egl_image_ != EGL_NO_IMAGE_KHR) {
     EGLBoolean result =
-        eglDestroyImageKHR(gfx::GLSurfaceEGL::GetHardwareDisplay(), egl_image_);
+        eglDestroyImageKHR(gl::GLSurfaceEGL::GetHardwareDisplay(), egl_image_);
     if (result == EGL_FALSE) {
       DLOG(ERROR) << "Error destroying EGLImage: "
                   << ui::GetLastEGLErrorString();