[QGIS Commit] [qgis/Quantum-GIS] 9a2309: fix warning

[GitHub]

  Branch: refs/heads/master
  Home:   https://github.com/qgis/Quantum-GIS
  Commit: 9a23090d5277af682ab6c90d7f3c5ac3d1737568
      https://github.com/qgis/Quantum-GIS/commit/9a23090d5277af682ab6c90d7f3c5ac3d1737568
  Author: Juergen E. Fischer <jef at norbit.de>
  Date:   2012-05-26 (Sat, 26 May 2012)

  Changed paths:
    M src/core/qgsmessageoutput.cpp

  Log Message:
  -----------
  fix warning