Removed methods which don't exist anymore.

jquerymobile/jquerymobile-tests.ts

@@ -25,9 +25,6 @@ function test_api() {
     var isAbs = $.mobile.path.isAbsoluteUrl("//foo.com/a/file.html");
     var dirName = $.mobile.path.get("http://foo.com/a");
     $.mobile.silentScroll(100);
-    
-    $.mobile.showPageLoadingMsg();
-    $.mobile.hidePageLoadingMsg();
 }
 
 function test_pagesDialogs() {
@@ -258,4 +255,4 @@ function test_listview() {
 
 function test_misc() {
     $.mobile.initializePage();
-}
+}