possible fix for tdf#120928 - quickstart --killtray throws exception

Change-Id: Id4081439075f4beecc2b0e4aed035d5ee28a2cfd
Reviewed-on: https://gerrit.libreoffice.org/62429Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>
Tested-by: Jenkins
(cherry picked from commit a41d7ee2)
Reviewed-on: https://gerrit.libreoffice.org/62441Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>
Tested-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>

desktop/win32/source/QuickStart/QuickStart.cxx

@@ -89,7 +89,7 @@ int APIENTRY wWinMain(HINSTANCE /*hInstance*/,
 
     for ( int i = 1; i < __argc; i++ )
     {
-        if ( 0 == strcmp( __argv[i], "--killtray" ) )
+        if ( 0 == wcscmp( __wargv[i], L"--killtray" ) )
         {
             HWND hwndTray = FindWindowW( QUICKSTART_CLASSNAME, nullptr );