Bug 1036044 - Convert Applications pane dialogs to be in-content. r=MattN

browser/components/preferences/in-content/applications.js

@@ -1693,10 +1693,8 @@ var gApplicationsPane = {
     var typeItem = this._list.selectedItem;
     var handlerInfo = this._handledTypes[typeItem.type];
 
-    openDialog("chrome://browser/content/preferences/applicationManager.xul",
-               "",
-               "modal,centerscreen,resizable=no",
-               handlerInfo);
+    gSubDialog.open("chrome://browser/content/preferences/applicationManager.xul",
+                    "resizable=no", handlerInfo);
 
     // Rebuild the actions menu so that we revert to the previous selection,
     // or "Always ask" if the previous default application has been removed
@@ -1757,9 +1755,8 @@ var gApplicationsPane = {
     params.filename      = null;
     params.handlerApp    = null;
 
-    window.openDialog("chrome://global/content/appPicker.xul", null,
-                      "chrome,modal,centerscreen,titlebar,dialog=yes",
-                      params);
+    gSubDialog.open("chrome://global/content/appPicker.xul",
+                    null, params);
 
     if (this.isValidHandlerApp(params.handlerApp)) {
       handlerApp = params.handlerApp;