Bug 179787 JavaScript strict warning: reference to undefined property this.mPanelContainer r=hj sr=bz

xpfe/global/resources/content/bindings/tabbrowser.xml

@@ -94,7 +94,7 @@
                                 while (node.localName != 'tabbrowser')
                                   node = node.parentNode;
                                 node.removeCurrentTab();">
-            <xul:tab validate="never"
+            <xul:tab selected="true" validate="never"
                      onerror="this.parentNode.parentNode.parentNode.parentNode.addToMissedIconCache(this.getAttribute('image'));
                               this.removeAttribute('image');"
                      maxwidth="250" width="0" minwidth="30" flex="100"