Code cleanup

- Fixed incorrect section heading
- Missed one place where short was still used when the specific enum type would be
  more appropriate

source/blender/blenkernel/intern/anim_sys.c

@@ -244,7 +244,7 @@ void BKE_free_animdata(ID *id)
 	}
 }
 
-/* Freeing -------------------------------------------- */
+/* Copying -------------------------------------------- */
 
 /* Make a copy of the given AnimData - to be used when copying datablocks */
 AnimData *BKE_copy_animdata(AnimData *adt, const bool do_action)

source/blender/editors/animation/anim_channels_edit.c

@@ -1170,7 +1170,7 @@ static void rearrange_action_channels(bAnimContext *ac, bAction *act, eRearrange
 static int animchannels_rearrange_exec(bContext *C, wmOperator *op)
 {
 	bAnimContext ac;
-	short mode;
+	eRearrangeAnimChan_Mode mode;
 	
 	/* get editor data */
 	if (ANIM_animdata_get_context(C, &ac) == 0)