[PATCH 7/7] win32u: Add a nulldrv init_wgl_extensions implementation.

[Rémi Bernon]

From: Rémi Bernon

---
 dlls/win32u/opengl.c | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)

diff --git a/dlls/win32u/opengl.c b/dlls/win32u/opengl.c
index d0affa80495..c3245945446 100644
--- a/dlls/win32u/opengl.c
+++ b/dlls/win32u/opengl.c
@@ -397,7 +397,15 @@ static struct opengl_funcs *osmesa_get_wgl_driver(void)

#endif  /* SONAME_LIBOSMESA */

-static const struct opengl_driver_funcs nulldrv_funcs;
+static const char *nulldrv_init_wgl_extensions(void)
+{
+    return "";
+}
+
+static const struct opengl_driver_funcs nulldrv_funcs =
+{
+    .p_init_wgl_extensions = nulldrv_init_wgl_extensions,
+};
 static const struct opengl_driver_funcs *driver_funcs = &nulldrv_funcs;

static char wgl_extensions[4096];
@@ -434,16 +442,13 @@ static void display_funcs_init(void)
     }
     if (!display_funcs) return;

-    if (driver_funcs->p_init_wgl_extensions)
-    {
-        strcpy( wgl_extensions, driver_funcs->p_init_wgl_extensions() );
+    strcpy( wgl_extensions, driver_funcs->p_init_wgl_extensions() );

-        register_extension( wgl_extensions, ARRAY_SIZE(wgl_extensions), "WGL_ARB_extensions_string" );
-        display_funcs->p_wglGetExtensionsStringARB = win32u_wglGetExtensionsStringARB;
+    register_extension( wgl_extensions, ARRAY_SIZE(wgl_extensions), "WGL_ARB_extensions_string" );
+    display_funcs->p_wglGetExtensionsStringARB = win32u_wglGetExtensionsStringARB;

-        register_extension( wgl_extensions, ARRAY_SIZE(wgl_extensions), "WGL_EXT_extensions_string" );
-        display_funcs->p_wglGetExtensionsStringEXT = win32u_wglGetExtensionsStringEXT;
-    }
+    register_extension( wgl_extensions, ARRAY_SIZE(wgl_extensions), "WGL_EXT_extensions_string" );
+    display_funcs->p_wglGetExtensionsStringEXT = win32u_wglGetExtensionsStringEXT;
 }

static struct opengl_funcs *get_dc_funcs( HDC hdc, void *null_funcs )