* src/util.h (TRACEPOINT): Define here.
* src/attached-file-events.cpp,
  src/engine-assuan.c,
  src/engine.c,
  src/ext-commands.cpp,
  src/item-events.cpp,
  src/mapihelp.cpp,
  src/message-events.cpp,
  src/message.cpp,
  src/mimemaker.c,
  src/mimeparser.c,
  src/olflange.cpp,
  src/passphrase-dialog.c,
  src/property-sheets.cpp,
  src/recipient-dialog.c,
  src/revert.cpp,
  src/session-events.cpp,
  src/user-events.cpp: Remove unused macro.
* src/gpgoladdin.cpp: Switch to new macro without useless braces.