Stop creating NonNullableFieldValidator every for every object or list field#3929

dondonz merged 3 commits intomastergraphql-java/graphql-java:masterfrom

dont-alllocate-NonNullableFieldValidator-all-the-timegraphql-java/graphql-java:dont-alllocate-NonNullableFieldValidator-all-the-timeCopy head branch name to clipboard