Remove deps added for older ubuntu

circle.yml

@@ -3,11 +3,6 @@ machine:
     version: 6.0.0
 dependencies:
   pre:
+    - "npm i"
     - "npm i -g testem"
     - "npm i -g mocha"
-  override:
-    - sudo apt-get install libxss1 libappindicator1 libindicator7 lsb-base
-    - 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