Change tabgroup homepage separator to |.

browser/base/content/browser.js

@@ -593,8 +593,8 @@ function BrowserHome()
 
 function loadOneOrMoreURIs(aURIString)
 {
-  if (aURIString.indexOf(" ") != -1) {
-    var urls = aURIString.split(" ");
+  if (aURIString.indexOf("|") != -1) {
+    var urls = aURIString.split("|");
     loadURI(urls[0]);
     for (var i = 1; i < urls.length; ++i)
       gBrowser.addTab(urls[i]);

browser/components/prefwindow/content/pref-navigator.js

@@ -17,7 +17,7 @@ function setHomePageToCurrentPage()
     var l = browser.mPanelContainer.childNodes.length;
     for (var i = 0; i < l; i++) {
       if (i)
-        newVal += " ";
+        newVal += "|";
       newVal += browser.mPanelContainer.childNodes[i].webNavigation.currentURI.spec;
     }