Bug 556645, extra resizer in some dialogs, r=dao

browser/components/preferences/cookies.xul

@@ -141,6 +141,6 @@
               label="&button.close.label;" accesskey="&button.close.accesskey;"/>
 #endif
     </hbox>
-    <resizer dir="bottomend"/>
+    <resizer type="window" dir="bottomend"/>
   </hbox>
 </window>

browser/components/preferences/permissions.xul

@@ -111,6 +111,6 @@
               label="&button.close.label;" accesskey="&button.close.accesskey;"/>
 #endif
     </hbox>
-    <resizer dir="bottomend"/>
+    <resizer type="window" dir="bottomend"/>
   </hbox>
 </window>

toolkit/components/passwordmgr/content/passwordManager.xul

@@ -125,6 +125,6 @@
               label="&closebutton.label;" accesskey="&closebutton.accesskey;"/>
 #endif
     </hbox>
-    <resizer dir="bottomend"/>
+    <resizer type="window" dir="bottomend"/>
   </hbox>
 </window>

toolkit/themes/pinstripe/global/resizer.css

@@ -8,6 +8,10 @@ resizer {
   height: 15px;
 }
 
+resizer[type="window"] {
+  display: none;
+}
+
 resizer[rtl="true"],
 resizer[dir="bottomend"]:-moz-locale-dir(rtl) {
   background: url("chrome://global/skin/icons/resizer-rtl.png") no-repeat;