Globally replace _T() with wxT().

Standardize on using a single macro across all wxWidgets sources and solve the name clash with Sun CC standard headers (see #10660).

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@61508 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

tests/filekind/filekind.cpp

@@ -113,7 +113,7 @@ void FileKindTestCase::File()
 {
     TempFile tmp; // put first
     wxFile file;
-    tmp.m_name = wxFileName::CreateTempFileName(_T("wxft"), &file);
+    tmp.m_name = wxFileName::CreateTempFileName(wxT("wxft"), &file);
     TestFd(file, true);
     file.Close();