fdo#46808, use service constructor for i18n::NumberFormatMapper

Also create a utility constructor for LocaleDataWrapper, which
simplifies many of the calling sites.

Change-Id: Ic8510b51c4201fa17fc0620e18d3e258e43636ba

basctl/source/inc/propbrw.hxx

@@ -30,6 +30,9 @@
 class SfxBindings;
 class SdrView;
 class SfxViewShell;
+namespace com { namespace sun { namespace star { namespace lang {
+    class XMultiServiceFactory;
+}}}}
 
 namespace basctl
 {