Remove epoxy/egl.h from kwinglutils_func.h

Summary:
It's not needed inside libkwinglutils. The only required usage is from
abstract_egl_backend.h where the include is moved to.

This removes an fixx11h.h from a kwin lib.

Reviewers: #kwin, #plasma

Subscribers: plasma-devel, kwin

Tags: #kwin

Differential Revision: https://phabricator.kde.org/D3447

abstract_egl_backend.h

@@ -21,6 +21,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define KWIN_ABSTRACT_EGL_BACKEND_H
 #include "scene_opengl.h"
 
+#include <epoxy/egl.h>
+#include <fixx11h.h>
+
 class QOpenGLFramebufferObject;
 
 namespace KWin

libkwineffects/kwinglutils_funcs.h

@@ -23,10 +23,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #include <kwinglutils_export.h>
 
-#include <epoxy/egl.h>
-
-#include <fixx11h.h>
-
 #include <epoxy/gl.h>
 #include <functional>