Why does a GM web page feature a Tesla charging port?

Why does a GM web site page feature a Tesla and Tesla charging cable?

GM’s all-new modular platform and Ultium battery system will be the heartbeat of its all-electric future – making an electric vehicle available to everyone.

Source: National Engineers Week | General Motors

Here’s a screen shot from part of that General Motors page:

https://www.gm.com/masthead-story/engineers-electric-future.html

Here’s a shrunk image of a Tesla Model 3 charging port, from Motortrend and seen from the same angle.

http://st.motortrend.com/uploads/sites/5/2017/07/Tesla-Model-3-charge-port.jpg
Photo from Motortrend.com

Does this imply GM will be adopting the Tesla charge port on future EVs?