ui/spice: Use HAVE_SPICE_GL for OpenGL checks

Some code in ui/spice used CONFIG_OPENGL for OpenGL conditionals, but
SPICE also depends on CONFIG_GBM and SPICE server whose version is
0.13.1 or later for OpenGL. Always use HAVE_SPICE_GL, which defines the
precise condition.

Signed-off-by: Akihiko Odaki <akihiko.odaki@gmail.com>

ui/spice-app.c

@@ -27,6 +27,7 @@
 #include <gio/gio.h>
 
 #include "ui/console.h"
+#include "ui/spice-display.h"
 #include "qemu/config-file.h"
 #include "qemu/option.h"
 #include "qemu/cutils.h"
@@ -175,7 +176,7 @@ static void spice_app_display_early_init(DisplayOptions *opts)
     qemu_opt_set(qopts, "addr", sock_path, &error_abort);
     qemu_opt_set(qopts, "image-compression", "off", &error_abort);
     qemu_opt_set(qopts, "streaming-video", "off", &error_abort);
-#ifdef CONFIG_OPENGL
+#ifdef HAVE_SPICE_GL
     qemu_opt_set(qopts, "gl", opts->has_gl ? "on" : "off", &error_abort);
     display_opengl = opts->has_gl;
 #endif

ui/spice-core.c

@@ -1039,6 +1039,6 @@ static void spice_register_config(void)
 opts_init(spice_register_config);
 module_opts("spice");
 
-#ifdef CONFIG_OPENGL
+#ifdef HAVE_SPICE_GL
 module_dep("ui-opengl");
 #endif