message: [script] Remove protobuf install.
diff: #!/bin/bash
  -# This script sets up the environment for the Stargate build by installing necessary dependencies.
  +# This script sets up the environment for the Starcoin build by installing necessary dependencies.
  #
  # Usage ./dev_setup.sh <options>
  # v - verbose, print all statements
  @@ -43,7 +43,6 @@ else
  exit 1
  fi
  -
  # Install Rust
  echo "Installing Rust......"
  if rustup --version &>/dev/null; then
  @@ -82,35 +81,6 @@ else
  fi
  fi
  -echo "Installing Protobuf......"
  -if which protoc &>/dev/null; then
  - echo "Protobuf is already installed"
  -else
  - if [[ "$OSTYPE" == "linux-gnu" ]]; then
  - if ! which unzip &>/dev/null; then
  - echo "Installing unzip......"
  - if [[ "$PACKAGE_MANAGER" == "yum" ]]; then
  - sudo yum install unzip -y
  - elif [[ "$PACKAGE_MANAGER" == "apt-get" ]]; then
  - sudo apt-get install unzip -y
  - elif [[ "$PACKAGE_MANAGER" == "pacman" ]]; then
  - sudo pacman -Syu unzip --noconfirm
  - fi
  - fi
  - PROTOC_VERSION=3.8.0
  - PROTOC_ZIP=protoc-$PROTOC_VERSION-linux-x86_64.zip
  - curl -OL https://github.com/protocolbuffers/protobuf/releases/download/v$PROTOC_VERSION/$PROTOC_ZIP
  - sudo unzip -o $PROTOC_ZIP -d /usr/local bin/protoc
  - sudo unzip -o $PROTOC_ZIP -d /usr/local include/*
  - rm -f $PROTOC_ZIP
  - echo "protoc is installed to /usr/local/bin/"
  - else
  - brew install protobuf
  - fi
  -fi
  -
  -cat <<EOF
  -
  Finished installing all dependencies.
  You should now be able to build the project by running:
  