Here is our current manual test case:

Displaying of images is supported in Chrome VR
1. Access www.tumblr.com/explore/trending on the test device
2. Insert device into Daydream headset
3. Ensure that clicking on the media gallery with the controller’s touchpad button opens media viewer and:
- Image is rendered properly
- It’s possible to switch between images in selected gallery by -
 clicking at the screen edges (image gallery should have more than 1 image)
- It’s possible to exit from fullscreen viewer by clicking outside the image area
4. Repeat step f with the GIF content.