egl: Consolidates eglx and eglnative into one "egl" winsys

This remove quite a lot of redundant code by consolidating the eglx and
eglnative window system backends.

cogl/Makefile.am

@@ -165,12 +165,12 @@ libclutter_cogl_la_SOURCES += \
 endif
 if SUPPORT_EGL_PLATFORM_POWERVR_X11
 libclutter_cogl_la_SOURCES += \
-       $(srcdir)/winsys/cogl-eglx.c \
+       $(srcdir)/winsys/cogl-egl.c \
        $(srcdir)/winsys/cogl-xlib.c
 endif
 if SUPPORT_EGL_PLATFORM_POWERVR_NULL
 libclutter_cogl_la_SOURCES += \
-       $(srcdir)/winsys/cogl-eglnative.c
+       $(srcdir)/winsys/cogl-egl.c
 endif
 if SUPPORT_EGL_PLATFORM_FRUITY
 libclutter_cogl_la_SOURCES += \

cogl/winsys/cogl-eglnative.c

@@ -1,35 +0,0 @@
-/*
- * Cogl
- *
- * An object oriented GL/GLES Abstraction/Utility Layer
- *
- * Copyright (C) 2007,2008,2009 Intel Corporation.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library. If not, see <http://www.gnu.org/licenses/>.
- *
- *
- */
-
-#ifdef HAVE_CONFIG_H
-#include "config.h"
-#endif
-
-#include "cogl.h"
-
-CoglFuncPtr
-_cogl_winsys_get_proc_address (const char *name)
-{
-  return NULL;
-}
-