Updates vendored mason to v0.4 for LLVM 3.9.1

third_party/mason/scripts/boost_libsystem/1.63.0/.travis.yml

@@ -0,0 +1,19 @@
+language: generic
+
+matrix:
+  include:
+    - os: osx
+      osx_image: xcode8
+      compiler: clang
+    - os: linux
+      sudo: false
+      addons:
+        apt:
+          sources:
+           - ubuntu-toolchain-r-test
+          packages:
+           - libstdc++-5-dev
+
+script:
+- ./mason build ${MASON_NAME} ${MASON_VERSION}
+- ./mason publish ${MASON_NAME} ${MASON_VERSION}

third_party/mason/scripts/boost_libsystem/1.63.0/script.sh

@@ -0,0 +1,26 @@
+#!/usr/bin/env bash
+
+# dynamically determine the path to this package
+HERE="$( cd "$( dirname "${BASH_SOURCE[0]}" )" > /dev/null && pwd )"
+
+# key properties unique to this library
+THIS_DIR=$(basename $(dirname $HERE))
+BOOST_LIBRARY=${THIS_DIR#boost_lib}
+MASON_NAME=boost_lib${BOOST_LIBRARY}
+MASON_LIB_FILE=lib/libboost_${BOOST_LIBRARY}.a
+# hack for inconsistently named test lib
+if [[ ${MASON_LIB_FILE} == "lib/libboost_test.a" ]]; then
+    MASON_LIB_FILE=lib/libboost_unit_test_framework.a
+fi
+
+# inherit from boost base (used for all boost library packages)
+BASE_PATH=${HERE}/../../boost/$(basename $HERE)
+source ${BASE_PATH}/base.sh
+
+# setup mason env
+. ${MASON_DIR}/mason.sh
+
+# source common build functions
+source ${BASE_PATH}/common.sh
+
+mason_run "$@"