tree 679c2bd7666c6256b04d2a58dd0d006ca69ab9bc
parent 9c0462493a4d39f36835c6cfc3d2e7e9b06cc53d
author Tony Huang <tonyychuang@google.com> 1546598655 +0800
committer Tony Huang <tonyychuang@google.com> 1547718907 +0800

Fine tune list item layout and remove summary column

Use weight to get dynamic width preview icon will show or hide.
If preview icon hide, there will have a large space on second line.

Remove summary column due to it is not showing currently on both
phone and tablet, summary column is just only using for show
progress of downloading files.

Fix: 122344258
Test: visual
Test: atest DocumentsUITests
Change-Id: I79f888fdbd659e37bc601f0c637eddca27dc94b9