loplugin:cstylecast: nop between pointer types of exactly same spelling

Change-Id: Ib9c8485590d939491c9bb2cf3f2b8a70200da231

stoc/source/corereflection/crcomp.cxx

@@ -135,7 +135,7 @@ Reference< XIdlClass > IdlCompFieldImpl::getDeclaringClass()
                 typelib_TypeDescriptionReference ** ppTypeRefs = pTD->ppTypeRefs;
                 for ( sal_Int32 nPos = pTD->nMembers; nPos--; )
                 {
-                    if (td_equals( (typelib_TypeDescription *)getTypeDescr(), ppTypeRefs[nPos] ))
+                    if (td_equals( getTypeDescr(), ppTypeRefs[nPos] ))
                     {
                         _xDeclClass = getReflection()->forType( &pTD->aBase );
                         return _xDeclClass;

stoc/source/corereflection/criface.cxx

@@ -167,7 +167,7 @@ Reference< XIdlClass > IdlAttributeFieldImpl::getType()
 FieldAccessMode IdlAttributeFieldImpl::getAccessMode()
     throw(css::uno::RuntimeException, std::exception)
 {
-    return (((typelib_InterfaceAttributeTypeDescription *)getAttributeTypeDescr())->bReadOnly
+    return ((getAttributeTypeDescr())->bReadOnly
             ? FieldAccessMode_READONLY : FieldAccessMode_READWRITE);
 }