[gtk] gl renderer: Fix an out of bounds read

[Timm Bäder <baedert src gnome org>]

commit 5ea21f7910983ec8d2ba549fe59cea8421eeea2f
Author: Timm Bäder <mail baedert org>
Date:   Tue Oct 15 07:13:14 2019 +0200

    gl renderer: Fix an out of bounds read
    
    Fixes #2200

 gsk/gl/gskglrenderer.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/gsk/gl/gskglrenderer.c b/gsk/gl/gskglrenderer.c
index 82b5e3018c..f5886cff30 100644
--- a/gsk/gl/gskglrenderer.c
+++ b/gsk/gl/gskglrenderer.c
@@ -381,7 +381,7 @@ add_rect_outline_ops (GskGLRenderer         *self,
                       RenderOpBuilder       *builder,
                       const graphene_rect_t *rect)
 {
-  GdkRGBA *color = gdk_rgba_copy (&GDK_RGBA ("#F00")); /* Leaked */
+  GdkRGBA *color = gdk_rgba_copy (&GDK_RGBA ("F00")); /* Leaked */
 
   ops_set_program (builder, &self->color_program);
   ops_set_color (builder, color);