travis.sh in watir-webdriver-0.6.5

- old
+ new
@@ -1,19 +1,33 @@
 #/bin/sh
 
 set -e
 set -x
 
-CHROME_REVISION=191150
-sh -e /etc/init.d/xvfb start && git submodule update --init
+export CHROME_REVISION=228611
+export CHROMEDRIVER_VERSION=2.4
 
+sh -e /etc/init.d/xvfb start
+git submodule update --init
+
 if [[ "$WATIR_WEBDRIVER_BROWSER" = "chrome" ]]; then
+  sudo chmod 1777 /dev/shm
+
   sudo apt-get install -y unzip libxss1
-  curl -L -O "http://commondatastorage.googleapis.com/chromium-browser-snapshots/Linux_x64/$CHROME_REVISION/chrome-linux.zip"
+
+  curl -L -O "http://commondatastorage.googleapis.com/chromium-browser-snapshots/Linux_x64/${CHROME_REVISION}/chrome-linux.zip"
   unzip chrome-linux.zip
-  curl -L "http://commondatastorage.googleapis.com/chromium-browser-snapshots/Linux_x64/$CHROME_REVISION/chrome-linux.test/chromedriver" > chrome-linux/chromedriver
+
+  # chrome sandbox doesn't currently work on travis: https://github.com/travis-ci/travis-ci/issues/938
+  sudo chown root:root chrome-linux/chrome_sandbox
+  sudo chmod 4755 chrome-linux/chrome_sandbox
+  export CHROME_DEVEL_SANDBOX="$PWD/chrome-linux/chrome_sandbox"
+
+  curl -L -O "http://chromedriver.storage.googleapis.com/${CHROMEDRIVER_VERSION}/chromedriver_linux64.zip"
+  unzip chromedriver_linux64.zip
+
+  mv chromedriver chrome-linux/chromedriver
   chmod +x chrome-linux/chromedriver
-  sudo chmod 1777 /dev/shm
 fi
 
 if [[ "$WATIR_WEBDRIVER_BROWSER" = "phantomjs" ]]; then
   PHANTOMJS_NAME=phantomjs-1.9.0-linux-x86_64
   curl -L -O "https://phantomjs.googlecode.com/files/$PHANTOMJS_NAME.tar.bz2"