ui: Move gl/ directory out of gfx/, up to ui/.

ui/gfx/gl/gl_context_egl.h

-// Copyright (c) 2011 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_GFX_GL_GL_CONTEXT_EGL_H_
-#define UI_GFX_GL_GL_CONTEXT_EGL_H_
-#pragma once
-
-#include <string>
-
-#include "base/compiler_specific.h"
-#include "ui/gfx/gl/gl_context.h"
-
-typedef void* EGLContext;
-typedef void* EGLDisplay;
-typedef void* EGLConfig;
-
-namespace gfx {
-
-class GLSurface;
-
-// Encapsulates an EGL OpenGL ES context.
-class GLContextEGL : public GLContext {
- public:
-  explicit GLContextEGL(GLShareGroup* share_group);
-  virtual ~GLContextEGL();
-
-  // Implement GLContext.
-  virtual bool Initialize(
-      GLSurface* compatible_surface, GpuPreference gpu_preference) OVERRIDE;
-  virtual void Destroy() OVERRIDE;
-  virtual bool MakeCurrent(GLSurface* surface) OVERRIDE;
-  virtual void ReleaseCurrent(GLSurface* surface) OVERRIDE;
-  virtual bool IsCurrent(GLSurface* surface) OVERRIDE;
-  virtual void* GetHandle() OVERRIDE;
-  virtual void SetSwapInterval(int interval) OVERRIDE;
-  virtual std::string GetExtensions() OVERRIDE;
-
- private:
-  EGLContext context_;
-  EGLDisplay display_;
-  EGLConfig config_;
-
-  DISALLOW_COPY_AND_ASSIGN(GLContextEGL);
-};
-
-}  // namespace gfx
-
-#endif  // UI_GFX_GL_GL_CONTEXT_EGL_H_