no need to check for nullptr before deleting

Change-Id: I5512ad52c9a0f943b29656e16cceeb08ce164abf
Reviewed-on: https://gerrit.libreoffice.org/27888Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Markus Mohrhard <markus.mohrhard@googlemail.com>

scaddins/source/analysis/analysis.cxx

@@ -138,11 +138,8 @@ void AnalysisAddIn::InitData()
         pFD = nullptr;
     }
 
-    if( pDefLocales )
-    {
-        delete pDefLocales;
-        pDefLocales = nullptr;
-    }
+    delete pDefLocales;
+    pDefLocales = nullptr;
 }
 
 AnalysisAddIn::AnalysisAddIn( const uno::Reference< uno::XComponentContext >& xContext ) :