loplugin: unused return values

Change-Id: I9c61a46c57894bc63a57740206c0bcb4a16553af
Reviewed-on: https://gerrit.libreoffice.org/21571
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noelgrandin@gmail.com>

6 files changed, 6 insertions, 23 deletions

diff --git a/editeng/source/editeng/editdoc.cxx b/editeng/source/editeng/editdoc.cxx
index f1207662c9fb..4fb88ee02867 100644
--- a/editeng/source/editeng/editdoc.cxx
+++ b/editeng/source/editeng/editdoc.cxx
@@ -2393,15 +2393,13 @@ EditPaM EditDoc::ConnectParagraphs( ContentNode* pLeft, ContentNode* pRight )
     return aPaM;
 }
 
-EditPaM EditDoc::RemoveChars( EditPaM aPaM, sal_Int32 nChars )
+void EditDoc::RemoveChars( EditPaM aPaM, sal_Int32 nChars )
 {
     // Maybe remove Features!
     aPaM.GetNode()->Erase( aPaM.GetIndex(), nChars );
     aPaM.GetNode()->CollapsAttribs( aPaM.GetIndex(), nChars, GetItemPool() );
 
     SetModified( true );
-
-    return aPaM;
 }
 
 void EditDoc::InsertAttribInSelection( ContentNode* pNode, sal_Int32 nStart, sal_Int32 nEnd, const SfxPoolItem& rPoolItem )
diff --git a/editeng/source/editeng/editdoc.hxx b/editeng/source/editeng/editdoc.hxx
index cf898df1c27d..0e3ad60b3674 100644
--- a/editeng/source/editeng/editdoc.hxx
+++ b/editeng/source/editeng/editdoc.hxx
@@ -780,7 +780,7 @@ public:
 
     EditPaM         Clear();
     EditPaM         RemoveText();
-    EditPaM         RemoveChars( EditPaM aPaM, sal_Int32 nChars );
+    void            RemoveChars( EditPaM aPaM, sal_Int32 nChars );
     EditPaM         InsertText( EditPaM aPaM, const OUString& rStr );
     EditPaM         InsertParaBreak( EditPaM aPaM, bool bKeepEndingAttribs );
     EditPaM         InsertFeature( EditPaM aPaM, const SfxPoolItem& rItem );
diff --git a/editeng/source/editeng/editobj.cxx b/editeng/source/editeng/editobj.cxx
index de10b02a2ae4..f12c68ea5341 100644
--- a/editeng/source/editeng/editobj.cxx
+++ b/editeng/source/editeng/editobj.cxx
@@ -226,11 +226,6 @@ bool ContentInfo::operator==( const ContentInfo& rCompare ) const
     return false;
 }
 
-bool ContentInfo::operator!=(const ContentInfo& rCompare) const
-{
-    return !operator==(rCompare);
-}
-
 EditTextObject::EditTextObject( SfxItemPool* pPool ) :
     mpImpl(new EditTextObjectImpl(this, pPool))
 {
diff --git a/editeng/source/editeng/editobj2.hxx b/editeng/source/editeng/editobj2.hxx
index 0e61edd35f4f..aa8b248c4449 100644
--- a/editeng/source/editeng/editobj2.hxx
+++ b/editeng/source/editeng/editobj2.hxx
@@ -71,11 +71,6 @@ public:
     void SetItem(const SfxPoolItem& rNew);
 
     inline bool operator==( const XEditAttribute& rCompare ) const;
-
-    bool operator!= (const XEditAttribute& r) const
-    {
-        return !operator==(r);
-    }
 };
 
 inline bool XEditAttribute::operator==( const XEditAttribute& rCompare ) const
@@ -163,7 +158,6 @@ public:
     const WrongList* GetWrongList() const;
     void SetWrongList( WrongList* p );
     bool operator==( const ContentInfo& rCompare ) const;
-    bool operator!=( const ContentInfo& rCompare ) const;
 
     // #i102062#
     bool isWrongListEqual(const ContentInfo& rCompare) const;
diff --git a/editeng/source/editeng/impedit.hxx b/editeng/source/editeng/impedit.hxx
index 5f180cd83d09..57e03f7d2a34 100644
--- a/editeng/source/editeng/impedit.hxx
+++ b/editeng/source/editeng/impedit.hxx
@@ -842,8 +842,8 @@ public:
     void            IndentBlock( EditView* pView, bool bRight );
 
 //  For Undo/Redo
-    bool            Undo( EditView* pView );
-    bool            Redo( EditView* pView );
+    void            Undo( EditView* pView );
+    void            Redo( EditView* pView );
 
 //  OV-Special
     void            InvalidateFromParagraph( sal_Int32 nFirstInvPara );
diff --git a/editeng/source/editeng/impedit5.cxx b/editeng/source/editeng/impedit5.cxx
index 027c3ce1d844..bab347ee53e7 100644
--- a/editeng/source/editeng/impedit5.cxx
+++ b/editeng/source/editeng/impedit5.cxx
@@ -281,26 +281,22 @@ void ImpEditEngine::EnableUndo( bool bEnable )
     bUndoEnabled = bEnable;
 }
 
-bool ImpEditEngine::Undo( EditView* pView )
+void ImpEditEngine::Undo( EditView* pView )
 {
     if ( HasUndoManager() && GetUndoManager().GetUndoActionCount() )
     {
         SetActiveView( pView );
         GetUndoManager().Undo();
-        return true;
     }
-    return false;
 }
 
-bool ImpEditEngine::Redo( EditView* pView )
+void ImpEditEngine::Redo( EditView* pView )
 {
     if ( HasUndoManager() && GetUndoManager().GetRedoActionCount() )
     {
         SetActiveView( pView );
         GetUndoManager().Redo();
-        return true;
     }
-    return false;
 }
 
 SfxItemSet ImpEditEngine::GetAttribs( EditSelection aSel, EditEngineAttribs nOnlyHardAttrib )