Removes references to mibstore.h and miInitializeBackingStore, which
have been removed from xorg-server.  Zack Rusin <zackr@vmware.com>
wrote: "It was a noop for at least 5 years and it has been removed."
See: http://patches.openembedded.org/patch/46133/

--- xf86-video-tga-1.2.2/src/tga_accel.c.~1~	2012-07-15 23:54:04.000000000 -0400
+++ xf86-video-tga-1.2.2/src/tga_accel.c	2014-12-19 01:40:27.535913013 -0500
@@ -37,7 +37,6 @@
 #include "xf86cmap.h"
 #include "mipointer.h"
 
-#include "mibstore.h"
 #include "miline.h"
 
 #include "tga_regs.h"
--- xf86-video-tga-1.2.2/src/tga_driver.c.~1~	2012-07-15 23:54:28.000000000 -0400
+++ xf86-video-tga-1.2.2/src/tga_driver.c	2014-12-19 01:40:48.756018238 -0500
@@ -46,8 +46,6 @@
 
 /* software cursor */
 #include "mipointer.h"
-/* backing store */
-#include "mibstore.h"
 
 /*  #include "mibank.h" */
 /* colormap manipulation */
@@ -1451,7 +1449,6 @@
     
     fbPictureInit (pScreen, 0, 0);
     
-    miInitializeBackingStore(pScreen);
     xf86SetBackingStore(pScreen);
     xf86SetSilkenMouse(pScreen);
 
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<tr><td><span title='2023-08-31 23:31:50 -0400'>2023-08-31</span></td><td><a href='/guix/commit/tests/services.scm?id=f66fa5f917e76935187935b09ae7ac037b8b35f8'>gnu: services: Revert to deleting and updating all matching services</a><span class='msg-avail'>...</span></td><td>Brian Cully</td></tr>
<tr><td><span title='2023-06-06 11:54:39 +0200'>2023-06-06</span></td><td><a href='/guix/commit/tests/services.scm?id=181951207339508789b28ba7cb914f983319920f'>services: 'modify-services' preserves service ordering.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-06-02 16:16:12 +0200'>2023-06-02</span></td><td><a href='/guix/commit/tests/services.scm?id=ae707b62e71b1fae054eb422412384bcc8d39fa9'>tests: Check for service existence in MODIFY-SERVICES</a><span class='msg-avail'>...</span></td><td>Brian Cully</td></tr>
<tr><td><span title='2023-06-02 16:16:07 +0200'>2023-06-02</span></td><td><a href='/guix/commit/tests/services.scm?id=09fcf261c1f66a07891ec2fe80f8652fd286bd3e'>tests: Add tests for MODIFY-SERVICES procedure</a><span class='msg-avail'>...</span></td><td>Brian Cully</td></tr>
<tr><td><span title='2022-05-18 22:29:54 +0200'>2022-05-18</span></td><td><a href='/guix/commit/tests/services.scm?id=3948ac25b1dccc40c7fdf56377f94a0775a835ee'>services: Make &lt;service-type&gt; 'description' field mandatory.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-10 01:24:30 +0200'>2022-04-10</span></td><td><a href='/guix/commit/tests/services.scm?id=ec6a585ee2fd91c857276479411eedd0756e0093'>services: Test 'shepherd-service-upgrade' with transient services.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-04-10 01:15:13 +0200'>2022-04-10</span></td><td><a href='/guix/commit/tests/services.scm?id=e25eca35ff04e4234d0376fbb9a8e146869772c8'>services: herd: Adjust to &lt;live-service&gt; changes.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>