Debugger[CDB]: Implement AttachCore for debugdiag dumps.

Change-Id: I19c57248ed5e7c43b14b849419c9edf29bca26dc
Reviewed-on: http://codereview.qt.nokia.com/2706
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@nokia.com>

src/plugins/debugger/cdb/cdbengine.h

@@ -282,6 +282,7 @@ private:
     bool m_ignoreCdbOutput;
     QVariantList m_customSpecialStopData;
     QList<SourcePathMapping> m_sourcePathMappings;
+    QScopedPointer<GdbMi> m_coreStopReason;
 };
 
 } // namespace Internal