=== modificato file unity-shared/CompizUtils.cpp
--- unity-shared/CompizUtils.cpp  2014-04-14 13:51:58 +0000
+++ unity-shared/CompizUtils.cpp  2015-09-01 08:52:32 +0000
@@ -212,7 +212,7 @@
     case CompWindowTypeUtilMask:
     case CompWindowTypeMenuMask:
     case CompWindowTypeNormalMask:
-      if (win->mwmDecor() & (MwmDecorAll | MwmDecorTitle))
+      if (win->mwmDecor() & (MwmDecorAll | MwmDecorTitle | MwmDecorBorder))
         return true;
   }