Chrome Version       : 60.0.3112.80
OS Version: 9592.71.0
URLs (if applicable) :
Other browsers tested:
  Add OK or FAIL after other browsers where you have tested this issue:
     Safari 5:
  Firefox 4.x:
     IE 7/8/9:

What steps will reproduce the problem?

Download any zip file (3+ pictures will do as an example)
To attach them in gmail, or any file open dialog box, you must navigate to navigate to drive and mount the zip file
You can then go to gmail and attach the unzipped files through the gmail UI.


What is the expected result?
Be able to drill down into the zip file in any file open dialog box and unzip it without attaching all files.

What happens instead of that?
Extra steps in going to the files app and mounting the drive.

Please provide any additional information below. Attach a screenshot if
possible.

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