[mutter] shaped-texture: Clean up some internals

[Jasper St. Pierre <jstpierre src gnome org>]

commit 84baf4e1818ac887deed61a127f070a9b304d7f8
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Tue Jun 23 16:18:23 2015 -0700

    shaped-texture: Clean up some internals
    
    These are internal vfuncs, they don't need prechecks.

 src/compositor/meta-shaped-texture.c |   12 ++----------
 1 files changed, 2 insertions(+), 10 deletions(-)
---
diff --git a/src/compositor/meta-shaped-texture.c b/src/compositor/meta-shaped-texture.c
index 163c5e6..d1ed379 100644
--- a/src/compositor/meta-shaped-texture.c
+++ b/src/compositor/meta-shaped-texture.c
@@ -498,11 +498,7 @@ meta_shaped_texture_get_preferred_width (ClutterActor *self,
                                          gfloat       *min_width_p,
                                          gfloat       *natural_width_p)
 {
-  MetaShapedTexturePrivate *priv;
-
-  g_return_if_fail (META_IS_SHAPED_TEXTURE (self));
-
-  priv = META_SHAPED_TEXTURE (self)->priv;
+  MetaShapedTexturePrivate *priv = META_SHAPED_TEXTURE (self)->priv;
 
   if (min_width_p)
     *min_width_p = priv->tex_width;
@@ -517,11 +513,7 @@ meta_shaped_texture_get_preferred_height (ClutterActor *self,
                                           gfloat       *min_height_p,
                                           gfloat       *natural_height_p)
 {
-  MetaShapedTexturePrivate *priv;
-
-  g_return_if_fail (META_IS_SHAPED_TEXTURE (self));
-
-  priv = META_SHAPED_TEXTURE (self)->priv;
+  MetaShapedTexturePrivate *priv = META_SHAPED_TEXTURE (self)->priv;
 
   if (min_height_p)
     *min_height_p = priv->tex_height;