More browser-chrome test debugging output [r=me]

mobile/chrome/tests/browser_awesomescreen.js

@@ -205,6 +205,8 @@ gTests.push({
   desc: "Test opening the awesome panel and checking the urlbar selection",
 
   run: function() {
+    info("is nav panel open: " + BrowserUI.isAutoCompleteOpen())
+    BrowserUI.closeAutoComplete(true);
     info("opening new tab")
     this._currentTab = BrowserUI.newTab(testURL_01);
 

mobile/chrome/tests/browser_bookmarks.js

@@ -82,6 +82,8 @@ gTests.push({
   _currentTab: null,
 
   run: function() {
+    info("is nav panel open: " + BrowserUI.isAutoCompleteOpen())
+    BrowserUI.closeAutoComplete(true);
     info("opening new tab")
     this._currentTab = Browser.addTab(testURL_02, true);