Fixed a stupid copy&paste bug; one version of Translate() did not lock the private

translator handle - and therefore ran into a debugger call. Was triggered by
WonderBrush's export function.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@21538 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kits/translation/TranslatorRoster.cpp

@@ -1536,6 +1536,9 @@ BTranslatorRoster::Translate(translator_id id, BPositionIO* source,
 	if (source == NULL || destination == NULL)
 		return B_BAD_VALUE;
 
+	if (!fPrivate->Lock())
+		return B_ERROR;
+
 	BTranslator* translator = fPrivate->FindTranslator(id);
 	if (translator != NULL) {
 		translator->Acquire();