gpu: Add support for GLX_EXT_texture_from_pixmap extension.

ui/gl/gl_image.cc

Index: ui/gl/gl_image.cc
diff --git a/ui/gl/gl_image.cc b/ui/gl/gl_image.cc
new file mode 100644
index 0000000000000000000000000000000000000000..6fef57197752ef2796c947ba068bc210a4c3f769
--- /dev/null
+++ b/ui/gl/gl_image.cc
@@ -0,0 +1,24 @@
+// Copyright (c) 2012 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 "ui/gl/gl_image.h"
+
+#include "base/logging.h"
+
+namespace gfx {
+
+GLImage::GLImage() {}
+
+bool GLImage::Initialize(GLSurface* compatible_surface) {
+  return true;
+}
+
+bool GLImage::RebindPixmap(GLuint pixmap) {
+  NOTIMPLEMENTED();
+  return false;
+}
+
+GLImage::~GLImage() {}
+
+}  // namespace gfx