third_party/protobuf: Update to HEAD (83d681ee2c)

third_party/protobuf/jenkins/build_and_run_docker.sh

 #!/bin/bash
 #
 # Builds docker image and runs a command under it.
 # This is a generic script that is configured with the following variables:
 #
 # DOCKERFILE_DIR - Directory in which Dockerfile file is located.
 # DOCKER_RUN_SCRIPT - Script to run under docker (relative to protobuf repo root)
 # OUTPUT_DIR - Directory that will be copied from inside docker after finishing.
 # $@ - Extra args to pass to docker run
 
@@ skipping 15 matching lines @@
 mkdir -p $CCACHE_DIR
 
 # Choose random name for docker container
 CONTAINER_NAME="build_and_run_docker_$(uuidgen)"
 
 # Run command inside docker
 docker run \
   "$@" \
   -e CCACHE_DIR=$CCACHE_DIR \
   -e EXTERNAL_GIT_ROOT="/var/local/jenkins/protobuf" \
+  -e TEST_SET="$TEST_SET" \
   -e THIS_IS_REALLY_NEEDED='see https://github.com/docker/docker/issues/14203 for why docker is awful' \
   -v "$git_root:/var/local/jenkins/protobuf:ro" \
   -v $CCACHE_DIR:$CCACHE_DIR \
   -w /var/local/git/protobuf \
   --name=$CONTAINER_NAME \
   $DOCKER_IMAGE_NAME \
   bash -l "/var/local/jenkins/protobuf/$DOCKER_RUN_SCRIPT" || FAILED="true"
 
 # Copy output artifacts
 if [ "$OUTPUT_DIR" != "" ]
 then
   docker cp "$CONTAINER_NAME:/var/local/git/protobuf/$OUTPUT_DIR" "$git_root" || FAILED="true"
 fi
 
 # remove the container, possibly killing it first
 docker rm -f $CONTAINER_NAME || true
 
 if [ "$FAILED" != "" ]
 then
   exit 1
 fi