Remove "ad-type.google.com" adware in any Android device browser
ad-type.google.com redirect adware has been most stubborn malware on the internet now.  

Step 1: Disable JavaScript in all your browsers  

Step 2: Install Malwarebytes Anti-malware for android  

This should inhibit the infection.
If Problem persists go ahead with next step

Step 3: Your router might be infected too.
 Ask your ISP(internet service provider) to change your DNS server settings.  

Also see protect your phone from infecting