Remove temporaries and constify

Change-Id: I632a8b58ecff17fbc172335cb1186c822edc2827

sw/source/uibase/shells/textglos.cxx

@@ -33,7 +33,7 @@
 
 void SwTextShell::ExecGlossary(SfxRequest &rReq)
 {
-    sal_uInt16 nSlot = rReq.GetSlot();
+    const sal_uInt16 nSlot = rReq.GetSlot();
     ::GetGlossaries()->UpdateGlosPath(!rReq.IsAPI() ||
                                         FN_GLOSSARY_DLG == nSlot );
     SwGlossaryHdl* pGlosHdl = GetView().GetGlosHdl();

sw/source/uibase/sidebar/PageMarginControl.cxx

@@ -308,10 +308,9 @@ IMPL_LINK(PageMarginControl, ImplMarginHdl, void *, pControl)
 {
     if ( pControl == mpMarginValueSet )
     {
-        const sal_uInt16 iPos = mpMarginValueSet->GetSelectItemId();
         bool bMirrored = false;
         bool bApplyNewPageMargins = true;
-        switch ( iPos )
+        switch ( mpMarginValueSet->GetSelectItemId() )
         {
         case 1:
             mnPageLeftMargin = SWPAGE_NARROW_VALUE;

sw/source/uibase/table/chartins.cxx

@@ -247,8 +247,7 @@ void SwInsertChart(Window* pParent, SfxBindings* pBindings )
 
 void AutoEdit::KeyInput( const KeyEvent& rEvt )
 {
-    sal_uInt16 nCode = rEvt.GetKeyCode().GetCode();
-    if( nCode != KEY_SPACE )
+    if( rEvt.GetKeyCode().GetCode() != KEY_SPACE )
         Edit::KeyInput( rEvt );
 }