(submit/miext-extinit) Xext: xv: move noXvExtension into extension

Those flags are better off in the corresponding extension instead
of the OS layer.

Still needs to remain exported, at least for the Intel driver.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>

Xext/xvmain.c

@@ -106,6 +106,8 @@ SOFTWARE.
 #endif
 #include "xvdisp.h"
 
+Bool noXvExtension = FALSE;
+
 static DevPrivateKeyRec XvScreenKeyRec;
 
 #define XvScreenKey (&XvScreenKeyRec)

include/extinit.h

@@ -62,6 +62,7 @@ extern _X_EXPORT Bool noCompositeExtension;
 extern _X_EXPORT Bool noPanoramiXExtension;
 #endif
 
+/* required by: intel_drv */
 #if defined(XV)
 extern _X_EXPORT Bool noXvExtension;
 #endif

os/utils.c

@@ -132,9 +132,6 @@ Bool noXFree86DRIExtension = FALSE;
 #ifdef XF86VIDMODE
 Bool noXFree86VidModeExtension = FALSE;
 #endif
-#ifdef XV
-Bool noXvExtension = FALSE;
-#endif
 #ifdef DRI2
 Bool noDRI2Extension = FALSE;
 #endif