loplugin:returnconstant in ScContentTree

Change-Id: Ib3aab99712e40f0b5482f87aaf37d228a72f3684
Reviewed-on: https://gerrit.libreoffice.org/59132
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

sc/source/ui/inc/content.hxx

@@ -139,7 +139,7 @@ public:
     void    ActiveDocChanged();
     void    ResetManualDoc();
     void    SetManualDoc(const OUString& rName);
-    bool    LoadFile(const OUString& rUrl);
+    void    LoadFile(const OUString& rUrl);
     void    SelectDoc(const OUString& rName);
     void    SelectEntryByName(const ScContentId nRoot, const OUString& rName);
 

sc/source/ui/navipi/content.cxx

@@ -1462,7 +1462,7 @@ IMPL_LINK_NOARG(ScContentTree, ExecDragHdl, void*, void)
     DoDrag();
 }
 
-bool ScContentTree::LoadFile( const OUString& rUrl )
+void ScContentTree::LoadFile( const OUString& rUrl )
 {
     OUString aDocName = rUrl;
     sal_Int32 nPos = aDocName.indexOf('#');
@@ -1487,8 +1487,6 @@ bool ScContentTree::LoadFile( const OUString& rUrl )
     }
 
     //  document is closed again by ScDocumentLoader in dtor
-
-    return false;
 }
 
 void ScContentTree::InitWindowBits( bool bButtons )