Update the checked state of the prefer html action correctly if the

"do you really want to do this?" dialog is cancelled.

svn path=/trunk/kdepim/; revision=261992

kmmainwidget.cpp

@@ -1059,6 +1059,7 @@ void KMMainWidget::slotOverrideHtml()
       i18n( "Continue" ),
       "OverrideHtmlWarning", false);
     if( result == KMessageBox::Cancel ) {
+      mPreferHtmlAction->setChecked( false );
       return;
     }
   }