--- a/toolkit/themes/osx/global/resizer.css
+++ b/toolkit/themes/osx/global/resizer.css
@@ -4,43 +4,36 @@
 
 @namespace url("http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul");
 
 resizer {
   -moz-appearance: resizer;
   background: url("chrome://global/skin/icons/resizer.png") no-repeat;
   background-size: 100% 100%;
   cursor: se-resize;
-  min-width: 15px;
   width: 15px;
-  min-height: 15px;
   height: 15px;
 }
 @media (min-resolution: 2dppx) {
   resizer {
     background-image: url("chrome://global/skin/icons/resizer@2x.png");
     background-size: 100% 100%;
   }
 }
 
-resizer[type="window"] {
-  display: none;
-}
-
 resizer:-moz-locale-dir(rtl) {
   background: url("chrome://global/skin/icons/resizer-rtl.png") no-repeat;
 }
 @media (min-resolution: 2dppx) {
   resizer:-moz-locale-dir(rtl) {
     background-image: url("chrome://global/skin/icons/resizer-rtl@2x.png");
     background-size: 100% 100%;
   }
 }
 
-
 resizer[dir="left"],
 resizer[dir="bottomleft"],
 resizer[dir="bottomstart"] {
   transform: scaleX(-1);
 }
 
 resizer[dir="bottomleft"],
 resizer[dir="bottomstart"]:not(:-moz-locale-dir(rtl)),