Revert 146458 "[EFL][WebGL] Implement a common GraphicsSurface I..."

Source/WebCore/platform/graphics/opengl/GLPlatformSurface.cpp

 /*
  * Copyright (C) 2012 Intel Corporation. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 36 matching lines @@
 
     if (surface->drawable())
         return surface.release();
 #else
     UNUSED_PARAM(attributes);
 #endif
 
     return nullptr;
 }
 
+PassOwnPtr<GLPlatformSurface> GLPlatformSurface::createTransportSurface(SurfaceAttributes attributes)
+{
+#if USE(GLX)
+    OwnPtr<GLPlatformSurface> surface = adoptPtr(new GLXTransportSurface(attributes));
+#elif USE(EGL)
+    OwnPtr<GLPlatformSurface> surface = adoptPtr(new EGLWindowTransportSurface(attributes));
+#endif
+
+    if (surface && surface->handle() && surface->drawable())
+        return surface.release();
+
+    return nullptr;
+}
+
 GLPlatformSurface::GLPlatformSurface(SurfaceAttributes)
     : m_sharedDisplay(0)
     , m_drawable(0)
     , m_bufferHandle(0)
 {
 }
 
 GLPlatformSurface::~GLPlatformSurface()
 {
 }
@@ skipping 41 matching lines @@
 }
 
 GLPlatformSurface::SurfaceAttributes GLPlatformSurface::attributes() const
 {
     return GLPlatformSurface::Default;
 }
 
 }
 
 #endif