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

ui/gl/android/surface_texture.h

 // Copyright 2013 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.
 
 #ifndef UI_GL_ANDROID_SURFACE_TEXTURE_H_
 #define UI_GL_ANDROID_SURFACE_TEXTURE_H_
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "ui/gl/gl_export.h"
 
 struct ANativeWindow;
 
-namespace gfx {
+namespace gl {
 
 // This class serves as a bridge for native code to call java functions inside
 // android SurfaceTexture class.
 class GL_EXPORT SurfaceTexture
     : public base::RefCountedThreadSafe<SurfaceTexture>{
  public:
   static scoped_refptr<SurfaceTexture> Create(int texture_id);
 
   // Set the listener callback, which will be invoked on the same thread that
   // is being called from here for registration.
@@ skipping 41 matching lines @@
  private:
   friend class base::RefCountedThreadSafe<SurfaceTexture>;
   ~SurfaceTexture();
 
   // Java SurfaceTexture instance.
   base::android::ScopedJavaGlobalRef<jobject> j_surface_texture_;
 
   DISALLOW_COPY_AND_ASSIGN(SurfaceTexture);
 };
 
-}  // namespace gfx
+}  // namespace gl
 
 #endif  // UI_GL_ANDROID_SURFACE_TEXTURE_H_