Mesa (master): x11: remove empty GLX_SGIX_swap_group stubs

[Emil Velikov]

Module: Mesa
Branch: master
Commit: afab516f5f7405ae33a8185d48600816133e0150
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=afab516f5f7405ae33a8185d48600816133e0150

Author: Emil Velikov <emil.velikov at collabora.com>
Date:   Mon Mar  5 18:28:35 2018 +0000

x11: remove empty GLX_SGIX_swap_group stubs

The extension was never implemented. Quick search suggests:
 - no actual users (on my Arch setup)
 - the Nvidia driver does not implement the extension

Signed-off-by: Emil Velikov <emil.velikov at collabora.com>
Acked-by: Ian Romanick <ian.d.romanick at intel.com>
Acked-by: Brian Paul <brianp at vmware.com>
Reviewed-by: Adam Jackson <ajax at redhat.com>

---

 src/mesa/drivers/x11/fakeglx.c | 15 ---------------
 src/mesa/drivers/x11/glxapi.c  | 16 ----------------
 src/mesa/drivers/x11/glxapi.h  |  3 ---
 3 files changed, 34 deletions(-)

diff --git a/src/mesa/drivers/x11/fakeglx.c b/src/mesa/drivers/x11/fakeglx.c
index c49178b9af..233b6e254f 100644
--- a/src/mesa/drivers/x11/fakeglx.c
+++ b/src/mesa/drivers/x11/fakeglx.c
@@ -2683,18 +2683,6 @@ Fake_glXAssociateDMPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuffer, DMparams *p
 #endif
 
 
-/*** GLX_SGIX_swap_group ***/
-
-static void
-Fake_glXJoinSwapGroupSGIX(Display *dpy, GLXDrawable drawable, GLXDrawable member)
-{
-   (void) dpy;
-   (void) drawable;
-   (void) member;
-}
-
-
-
 /*** GLX_SUN_get_transparent_index ***/
 
 static Status
@@ -2935,9 +2923,6 @@ _mesa_GetGLXDispatchTable(void)
    glx.AssociateDMPbufferSGIX = NULL;
 #endif
 
-   /*** GLX_SGIX_swap_group ***/
-   glx.JoinSwapGroupSGIX = Fake_glXJoinSwapGroupSGIX;
-
    /*** GLX_SUN_get_transparent_index ***/
    glx.GetTransparentIndexSUN = Fake_glXGetTransparentIndexSUN;
 
diff --git a/src/mesa/drivers/x11/glxapi.c b/src/mesa/drivers/x11/glxapi.c
index 637c6ae3ca..f112c8ab09 100644
--- a/src/mesa/drivers/x11/glxapi.c
+++ b/src/mesa/drivers/x11/glxapi.c
@@ -910,19 +910,6 @@ glXAssociateDMPbufferSGIX(Display *dpy, GLXPbufferSGIX pbuffer, DMparams *params
 #endif
 
 
-/*** GLX_SGIX_swap_group ***/
-
-void PUBLIC
-glXJoinSwapGroupSGIX(Display *dpy, GLXDrawable drawable, GLXDrawable member)
-{
-   struct _glxapi_table *t;
-   GET_DISPATCH(dpy, t);
-   if (!t)
-      return;
-   t->JoinSwapGroupSGIX(dpy, drawable, member);
-}
-
-
 /*** GLX_SUN_get_transparent_index ***/
 
 Status PUBLIC
@@ -1177,9 +1164,6 @@ static struct name_address_pair GLX_functions[] = {
    { "glXAssociateDMPbufferSGIX", (__GLXextFuncPtr) glXAssociateDMPbufferSGIX },
 #endif
 
-   /*** GLX_SGIX_swap_group ***/
-   { "glXJoinSwapGroupSGIX", (__GLXextFuncPtr) glXJoinSwapGroupSGIX },
-
    /*** GLX_SUN_get_transparent_index ***/
    { "glXGetTransparentIndexSUN", (__GLXextFuncPtr) glXGetTransparentIndexSUN },
 
diff --git a/src/mesa/drivers/x11/glxapi.h b/src/mesa/drivers/x11/glxapi.h
index 4f3087cac7..03af158afa 100644
--- a/src/mesa/drivers/x11/glxapi.h
+++ b/src/mesa/drivers/x11/glxapi.h
@@ -164,9 +164,6 @@ struct _glxapi_table {
    void *AssociciateDMPbufferSGIX;
 #endif
 
-   /*** GLX_SGIX_swap_group ***/
-   void (*JoinSwapGroupSGIX)(Display *, GLXDrawable, GLXDrawable);
-
    /*** GLX_SUN_get_transparent_index ***/
    Status (*GetTransparentIndexSUN)(Display *, Window, Window, long *);