Chrome version: 62.0.3202.31 (dev)
platform: 9901.29.0 (dev)
caroline device

1. Open Files app, navigate to Drive folder.
2. Right click on a pdf/ docx/ audio/ video file
'Open with' option is missing in the context menu. 

Please refer the attachment.

Expected Behavior:
'Open with' feature must list all the supporting apps. This feature is currently available for Downloads folder.

Actual Behavior:
Except for images, 'Open with' app listing option is missing for other file formats.