Fix bug 177797 - satchel only works in the first tab. Make sure autocompletepopup attribute is set on each new browser that is created in tabbrowser.

toolkit/content/widgets/tabbrowser.xml

@@ -673,6 +673,7 @@
             b.setAttribute("type", "content");
             b.setAttribute("contextmenu", this.getAttribute("contentcontextmenu"));
             b.setAttribute("tooltip", this.getAttribute("contenttooltip"));
+            b.setAttribute("autocompletepopup", this.getAttribute("autocompletepopup"));
             
             this.mPanelContainer.appendChild(b);