Simplify Uint32 helper function to be like the others.
Simplify Uint32 helper function to be like the others.

alskjstl/protobuf,golang/protobuf,skyportsystems/go-protobuf,hailocab/protobuf,jeremyletang/protobuf,daemonl/protobuf,ekle/protoc-gen-goweb,aoeu/protobuf,qinlodestar/protobuf,francoishill/protobuf,jmptrader/protobuf-1,jrbarron/protobuf,tamird/protobuf-2,ekle/protoc-gen-goweb_test,velocity-toolkit/protobuf-1,trdata/protobuf,trdata/protobuf,eduardiazf/protobuf,fuchsia-mirror/third_party-github.com-golang-protobuf,csuideal/protobuf,tamird/protobuf-2,kung-foo/protobuf,fuchsia-mirror/third_party-github.com-golang-protobuf,mwitkow-io/protobuf,golang/protobuf,linkedin-inc/protobuf,ArtemTeleshev/go-protobuf,adnaan/protobuf,skyportsystems/go-protobuf