loplugin:unusedmethods also check for functions returning bool

we were previously excluding them

Change-Id: I48a68799b0de60b4995fae541eb363e043d4dd11
Reviewed-on: https://gerrit.libreoffice.org/48167
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

1 files changed, 1 insertions, 3 deletions

diff --git a/comphelper/source/misc/backupfilehelper.cxx b/comphelper/source/misc/backupfilehelper.cxx
index d9452964d11e..64a8cea73929 100644
--- a/comphelper/source/misc/backupfilehelper.cxx
+++ b/comphelper/source/misc/backupfilehelper.cxx
@@ -1433,7 +1433,7 @@ namespace
             }
         }
 
-        bool flush()
+        void flush()
         {
             bool bRetval(true);
 
@@ -1543,8 +1543,6 @@ namespace
                 // delete temp file (in all cases - it may be moved already)
                 osl::File::remove(aTempURL);
             }
-
-            return bRetval;
         }
 
         bool tryPush(FileSharedPtr const & rFileCandidate, bool bCompress)