urlmon: Added BindProtocol::GetBindString implementation.

dlls/urlmon/bindprot.c

@@ -317,8 +317,10 @@ static HRESULT WINAPI BindInfo_GetBindString(IInternetBindInfo *iface,
         ULONG ulStringType, LPOLESTR *ppwzStr, ULONG cEl, ULONG *pcElFetched)
 {
     BindProtocol *This = BINDINFO_THIS(iface);
-    FIXME("(%p)->(%d %p %d %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
-    return E_NOTIMPL;
+
+    TRACE("(%p)->(%d %p %d %p)\n", This, ulStringType, ppwzStr, cEl, pcElFetched);
+
+    return IInternetBindInfo_GetBindString(This->bind_info, ulStringType, ppwzStr, cEl, pcElFetched);
 }
 
 #undef BINDFO_THIS