bug 213228: new toolkit independence bug, part 7: update and use our widgetry

browser.xml: bug 197121 by brade and bug 199060 by aaronl.
not ported: bug 164006, wyciwyg: should not appear in tab title
            bug 104778, remember what user typed when switching tabs.
            bug 103720, prefill URI when opening new tab.

toolkit/content/widgets/browser.xml

@@ -44,7 +44,7 @@
         <getter>
           <![CDATA[
             var accService = Components.classes["@mozilla.org/accessibilityService;1"].getService(Components.interfaces.nsIAccessibilityService);
-            return accService.createIFrameAccessible(this);
+            return accService.createOuterDocAccessible(this);
           ]]>
         </getter>
       </property>
@@ -426,7 +426,7 @@
           }
           try {
             this.mDragDropHandler = Components.classes["@mozilla.org:/content/content-area-dragdrop;1"].createInstance(Components.interfaces.nsIDragDropHandler);
-            this.mDragDropHandler.hookupTo(this, null, null, null);
+            this.mDragDropHandler.hookupTo(this, null);
           }
           catch (e) {
           }