Bug 1237500 - [graphene] bring back native controls. r=fabrice

b2g/chrome/content/shell.css

@@ -62,6 +62,11 @@ body.content-loaded > #installing {
   animation-timing-function: linear;
 }
 
+#titlebar-buttonbox {
+  margin: 6px 7px;
+  -moz-appearance: -moz-window-button-box;
+}
+
 @keyframes throbber{
   from {
     transform: scale(0);

b2g/chrome/content/shell.html

@@ -58,6 +58,7 @@
     <h1 id="placeholder">wtf mac os!</h1>
 #endif
 #else
+    <div id="titlebar-buttonbox"></div>
     <div id="installing">
       <div class="throbber"></div>
       <div class="message"></div>