TypeConversionDescriptorBase (PsiType from, PsiType to, PsiMember member, PsiExpression context, TypeMigrationLabeler labeler) { if (BaseGuavaTypeConversionRule.canConvert(from, to, CommonClassNames.JAVA_LANG_ITERABLE, StreamApiConstants.JAVA_UTIL_STREAM_STREAM)) { return new GuavaTypeConversionDescriptor("$it$", "$it$", context).setConvertParameterAsLambda(false); } return null; }