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

ui/gl/gl_share_group.h

 // 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.
 
 #ifndef UI_GL_GL_SHARE_GROUP_H_
 #define UI_GL_GL_SHARE_GROUP_H_
 
 #include <set>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "build/build_config.h"
 #include "ui/gl/gl_export.h"
 
-namespace gfx {
+namespace gl {
 
 class GLContext;
 
 // A group of GL contexts that share an ID namespace.
 class GL_EXPORT GLShareGroup : public base::RefCounted<GLShareGroup> {
  public:
   GLShareGroup();
 
   // These two should only be called from the constructor and destructor of
   // GLContext.
@@ skipping 32 matching lines @@
 
   GLContext* shared_context_;
 
 #if defined(OS_MACOSX)
   int renderer_id_;
 #endif
 
   DISALLOW_COPY_AND_ASSIGN(GLShareGroup);
 };
 
-}  // namespace gfx
+}  // namespace gl
 
 #endif  // UI_GL_GL_SHARE_GROUP_H_