coverity#704109 Unchecked return value

and

coverity#1397040 Unchecked return value
coverity#1397047 Unchecked return value
coverity#1397049 Unchecked return value
coverity#1397050 Unchecked return value
coverity#1397051 Unchecked return value

Change-Id: Idf7dd7818b74c661a1f7a757f0bdc16e2d1d5c72

xmloff/source/chart/SchXMLRegressionCurveObjectContext.cxx

@@ -153,10 +153,10 @@ void SchXMLEquationContext::StartElement( const uno::Reference< xml::sax::XAttri
                 bHasYPos = true;
                 break;
             case XML_TOK_REGEQ_DISPLAY_EQUATION:
-                ::sax::Converter::convertBool(bShowEquation, aValue);
+                (void)::sax::Converter::convertBool(bShowEquation, aValue);
                 break;
             case XML_TOK_REGEQ_DISPLAY_R_SQUARE:
-                ::sax::Converter::convertBool(bShowRSquare, aValue);
+                (void)::sax::Converter::convertBool(bShowRSquare, aValue);
                 break;
             case XML_TOK_REGEQ_STYLE_NAME:
                 sAutoStyleName = aValue;

xmloff/source/chart/XMLErrorIndicatorPropertyHdl.cxx

@@ -37,7 +37,7 @@ bool XMLErrorIndicatorPropertyHdl::importXML( const OUString& rStrImpValue,
                                                   uno::Any& rValue, const SvXMLUnitConverter& /*rUnitConverter*/ ) const
 {
     bool bValue(false);
-    ::sax::Converter::convertBool( bValue, rStrImpValue );
+    (void)::sax::Converter::convertBool( bValue, rStrImpValue );
 
     // modify existing value
     chart::ChartErrorIndicatorType eType = chart::ChartErrorIndicatorType_NONE;

xmloff/source/draw/ximp3dscene.cxx

@@ -79,12 +79,12 @@ SdXML3DLightContext::SdXML3DLightContext(
             }
             case XML_TOK_3DLIGHT_ENABLED:
             {
-                ::sax::Converter::convertBool(mbEnabled, sValue);
+                (void)::sax::Converter::convertBool(mbEnabled, sValue);
                 break;
             }
             case XML_TOK_3DLIGHT_SPECULAR:
             {
-                ::sax::Converter::convertBool(mbSpecular, sValue);
+                (void)::sax::Converter::convertBool(mbSpecular, sValue);
                 break;
             }
         }
@@ -329,7 +329,7 @@ void SdXML3DSceneAttributesHelper::processSceneAttribute( sal_uInt16 nPrefix, co
         }
         else if( IsXMLToken( rLocalName, XML_LIGHTING_MODE ) )
         {
-            ::sax::Converter::convertBool(mbLightingMode, rValue);
+            (void)::sax::Converter::convertBool(mbLightingMode, rValue);
             return;
         }
     }

xmloff/source/forms/elementimport.cxx

@@ -1790,14 +1790,14 @@ namespace xmloff
 
         // propagate the selected flag
         bool bSelected(false);
-        ::sax::Converter::convertBool(bSelected,
+        (void)::sax::Converter::convertBool(bSelected,
             _rxAttrList->getValueByName(sSelectedAttribute));
         if (bSelected)
             m_xListBoxImport->implSelectCurrentItem();
 
         // same for the default selected
         bool bDefaultSelected(false);
-        ::sax::Converter::convertBool(bDefaultSelected,
+        (void)::sax::Converter::convertBool(bDefaultSelected,
             _rxAttrList->getValueByName(sDefaultSelectedAttribute));
         if (bDefaultSelected)
             m_xListBoxImport->implDefaultSelectCurrentItem();

xmloff/source/forms/officeforms.cxx

@@ -75,7 +75,7 @@ namespace xmloff
         // get and convert the value
         OUString sAttributeValue = _rxAttributes->getValueByName(sCompleteAttributeName);
         bool bValue = _bDefault;
-        ::sax::Converter::convertBool(bValue, sAttributeValue);
+        (void)::sax::Converter::convertBool(bValue, sAttributeValue);
 
         // set the property
         if (_rxPropInfo->hasPropertyByName(_rPropName))