Optimized get_extension_field and get_field calls
Optimized get_extension_field and get_field calls

brianstien/protobuf,lookout/protobuffy,localshred/protobuf,localshred/protobuf,brianstien/protobuf,quixoten/protobuf,ruby-protobuf/protobuf,ruby-protobuf/protobuf,quixoten/protobuf,lookout/protobuffy