remove 'deprecated' comments

panda/src/pgraph/textureAttrib.I

@@ -53,9 +53,11 @@ TextureAttrib(const TextureAttrib &copy) :
 //               TextureAttrib, indicating that it should disable
 //               texturing.
 //
-//               This method is deprecated, and is provided for
-//               backward compatibility; you should use the
-//               multitexture form of this instead.
+//               If multitexture is in effect, a TextureAttrib may not
+//               be strictly "on" or "off"; therefore, to get a more
+//               precise answer to this question, you should consider
+//               using has_all_off() or get_num_off_stages() or
+//               has_off_stage() instead.
 ////////////////////////////////////////////////////////////////////
 INLINE bool TextureAttrib::
 is_off() const {

panda/src/pgraph/textureAttrib.cxx

@@ -48,11 +48,8 @@ public:
 //     Function: TextureAttrib::make
 //       Access: Published, Static
 //  Description: Constructs a new TextureAttrib object suitable for
-//               rendering the indicated texture onto geometry.
-//
-//               This method is deprecated, and is provided for
-//               backward compatibility; you should use the
-//               multitexture form of this instead.
+//               rendering the indicated texture onto geometry, using
+//               the default TextureStage.
 ////////////////////////////////////////////////////////////////////
 CPT(RenderAttrib) TextureAttrib::
 make(Texture *texture) {
@@ -64,10 +61,6 @@ make(Texture *texture) {
 //       Access: Published, Static
 //  Description: Constructs a new TextureAttrib object suitable for
 //               rendering untextured geometry.
-//
-//               This method is deprecated, and is provided for
-//               backward compatibility; you should use the
-//               multitexture form of this instead.
 ////////////////////////////////////////////////////////////////////
 CPT(RenderAttrib) TextureAttrib::
 make_off() {

panda/src/pgraph/textureAttrib.h

@@ -41,9 +41,8 @@ protected:
   INLINE TextureAttrib(const TextureAttrib &copy);
 
 PUBLISHED:
-  // These methods are deprecated, but they remain for now, for
-  // backward compatibility.  They treat the TextureAttrib as a
-  // single-texture application.
+  // These methods are used to create a simple, single-textured layer.
+  // For multitexture, use the multitexture interfaces, further below.
   static CPT(RenderAttrib) make(Texture *tex);
   static CPT(RenderAttrib) make_off();