Corbin Davenport / Android Police:

IFTTT says all Gmail triggers will stop working on March 31 except the “Send an email” and “Send yourself an email” triggers which will remain intact  —  IFTTT is an extremely powerful automation tool that combines hundreds of different online services.

IFTTT says all Gmail triggers will stop working on March 31 except the "Send an email" and "Send yourself an email" triggers which will remain intact (Corbin Davenport/Android Police)
Source: Tech Meme