Bump chrome version.

circle.yml

@@ -5,7 +5,7 @@ dependencies:
   pre:
     - "npm i -g testem"
   override:
-    - curl -L -o google-chrome.deb https://s3.amazonaws.com/circle-downloads/google-chrome-stable_current_amd64_47.0.2526.73-1.deb
+    - curl -L -o google-chrome.deb https://dl.google.com/linux/direct/google-chrome-stable_current_amd64.deb
     - sudo dpkg -i google-chrome.deb
     - sudo sed -i 's|HERE/chrome\"|HERE/chrome\" --disable-setuid-sandbox|g' /opt/google/chrome/google-chrome
     - rm google-chrome.deb