glamor: Move glamor_egl_screen_init() prototype to glamor.h

A DDX that implements the glamor EGL functions need to pull in this
prototype but shouldn't need to pull in glamor_priv.h

Signed-off-by: Kristian Høgsberg <krh@bitplanet.net>
Reviewed-by: Keith Packard <keithp@keithp.com>

glamor/glamor.h

@@ -310,6 +310,8 @@ extern _X_EXPORT Bool
 
 #endif
 
+extern _X_EXPORT void glamor_egl_screen_init(ScreenPtr screen,
+                                             struct glamor_context *glamor_ctx);
 extern _X_EXPORT void glamor_egl_destroy_textured_pixmap(PixmapPtr pixmap);
 
 extern _X_EXPORT int glamor_create_gc(GCPtr gc);

glamor/glamor_egl_stubs.c

@@ -26,7 +26,9 @@
  * Stubbed out glamor_egl.c functions for servers other than Xorg.
  */
 
-#include "glamor_priv.h"
+#include "dix-config.h"
+
+#include "glamor.h"
 
 void
 glamor_egl_screen_init(ScreenPtr screen, struct glamor_context *glamor_ctx)

glamor/glamor_priv.h

@@ -992,9 +992,6 @@ void glamor_composite_rectangles(CARD8 op,
                                  xRenderColor *color,
                                  int num_rects, xRectangle *rects);
 
-extern _X_EXPORT void glamor_egl_screen_init(ScreenPtr screen,
-                                             struct glamor_context *glamor_ctx);
-
 /* glamor_xv */
 typedef struct {
     uint32_t transform_index;