Last .empty() string source cleaning before 2.5.4.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31705 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/sckaddr.cpp

@@ -141,7 +141,7 @@ wxIPV4address::~wxIPV4address()
 bool wxIPV4address::Hostname(const wxString& name)
 {
   // Some people are sometimes fool.
-  if (name == wxT(""))
+  if (name.empty())
   {
     wxLogWarning( _("Trying to solve a NULL hostname: giving up") );
     return false;
@@ -245,7 +245,7 @@ wxIPV6address::~wxIPV6address()
 
 bool wxIPV6address::Hostname(const wxString& name)
 {
-  if (name == wxT(""))
+  if (name.empty())
   {
     wxLogWarning( _("Trying to solve a NULL hostname: giving up") );
     return false;