Remove check for hardcoded Xwayland path in gdm.

diff --git a/daemon/gdm-local-display-factory.c b/daemon/gdm-local-display-factory.c
index 7de7b99c..065325f4 100644
--- a/daemon/gdm-local-display-factory.c
+++ b/daemon/gdm-local-display-factory.c
@@ -245,9 +245,9 @@ struct GdmDisplayServerConfiguration {
         const char *session_type;
 } display_server_configuration[] = {
 #ifdef ENABLE_WAYLAND_SUPPORT
-        { "wayland", GDM_KEY_WAYLAND_ENABLE, "/usr/bin/Xwayland", "wayland" },
+        { "wayland", GDM_KEY_WAYLAND_ENABLE, "", "wayland" },
 #endif
-        { "xorg", GDM_KEY_XORG_ENABLE, "/usr/bin/Xorg", "x11" },
+        { "xorg", GDM_KEY_XORG_ENABLE, "", "x11" },
         { NULL, NULL, NULL },
 };
 
@@ -269,9 +269,6 @@ display_server_enabled (GdmLocalDisplayFactory *factory,
                 if (!gdm_settings_direct_get_boolean (key, &enabled) || !enabled)
                         return FALSE;
 
-                if (!g_file_test (binary, G_FILE_TEST_IS_EXECUTABLE))
-                        return FALSE;
-
                 return TRUE;
         }
 
mary</a><a href='/guix/refs/?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>refs</a><a class='active' href='/guix/log/gnu/system/examples/vm-image.tmpl'>log</a><a href='/guix/tree/gnu/system/examples/vm-image.tmpl?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>tree</a><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>commit</a><a href='/guix/diff/gnu/system/examples/vm-image.tmpl?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>diff</a></td><td class='form'><form class='right' method='get' action='/guix/log/gnu/system/examples/vm-image.tmpl'>
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<div class='path'>path: <a href='/guix/log/?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>root</a>/<a href='/guix/log/gnu?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>gnu</a>/<a href='/guix/log/gnu/system?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>system</a>/<a href='/guix/log/gnu/system/examples?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>examples</a>/<a href='/guix/log/gnu/system/examples/vm-image.tmpl?id=1dd7a47b652f9533290abb17261476fafaf92eb7'>vm-image.tmpl</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/system/examples/vm-image.tmpl?id=1dd7a47b652f9533290abb17261476fafaf92eb7&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2024-04-18 10:43:06 -0400'>2024-04-18</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=65e8472a4b6fc6f66871ba0dad518b7d4c63595e'>system: Remove nss-certs from OS templates, adjust doc.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is a follow-up to commit 86afaadb51 ("system: Add 'nss-certs' to
%base-packages-networking.")

* doc/guix-cookbook.texi (Running Guix on a Linode Server): Remove nss-certs
from operating system's packages field.
(Running Guix on a Kimsufi Server): Likewise.
* doc/guix.texi (Using the Configuration System): Likewise.
(X.509 Certificates): Adjust to mention nss-certs *is* part of %base-packages.
* gnu/installer/services.scm (%system-services): Remove recommendation to
install nss-certs.
* gnu/system/examples/bare-bones.tmpl (host-name): Remove obsolete comments.
* gnu/system/examples/desktop.tmpl (packages): Remove nss-certs.
* gnu/system/examples/lightweight-desktop.tmpl (packages): Likewise.
* gnu/system/examples/plasma.tmpl (packages): Likewise.
* gnu/system/examples/raspberry-pi-64-nfs-root.tmpl (packages): Likewise.
* gnu/system/examples/raspberry-pi-64.tmpl (packages): Likewise.
* gnu/system/examples/vm-image.tmpl (packages): Likewise.
* gnu/system/images/orangepi-r1-plus-lts-rk3328.scm (packages): Likewise.
* gnu/system/images/pine64.scm (packages): Likewise.
* gnu/system/install.scm (installation-os) [packages]: Likewise.

Change-Id: If09123a69b987178bcb0aab61c4570c14fc1286f
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-12-30 00:28:14 -0500'>2023-12-30</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=1d4db94bebbaecfd4ddd96f90b8dc3ae3f6bf1a3'>gnu: vm-image.tmpl: Improve SPICE dynamic resizing.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/system/examples/vm-image.tmpl (auto-update-resolution-crutch): Delete
variable.
(operating-system) [packages]: Add x-resize.
[services]: Remove auto-update-resolution-crutch mcron service.

Fixes: https://issues.guix.gnu.org/57068
Reported-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
Change-Id: I45cd3d79b94ece2511d324c7b180f8f37bd9ba49
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-09-11 10:56:03 +0300'>2023-09-11</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=ab971e9c1922ae6eeec47401cb589ae15f29e15f'>system: vm-image: Remove duplicate packages.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/system/examples/vm-image.tmpl (use-package-modules): Remove
unneeded modules.
(operating-system)[packages]: Remove nvi, wget.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2022-12-16 23:42:17 -0500'>2022-12-16</span></td><td><a href='/guix/commit/gnu/system/examples/vm-image.tmpl?id=491bddfa276cc9775adf325c07e5f82638f330e7'>system: examples: Add mode prop line.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/system/examples/asus-c201.tmpl: Add a mode prop line.
* gnu/system/examples/bare-bones.tmpl: Likewise.
* gnu/system/examples/beaglebone-black.tmpl: Likewise.
* gnu/system/examples/desktop.tmpl: Likewise.
* gnu/system/examples/docker-image.tmpl: Likewise.
* gnu/system/examples/lightweight-desktop.tmpl: Likewise.
* gnu/system/examples/raspberry-pi-64-nfs-root.tmpl: Likewise.
* gnu/system/examples/raspberry-pi-64.tmpl: Likewise.
* gnu/system/examples/vm-image.tmpl: Likewise.
</span></span></td><td>Maxim Cournoyer</td></tr>