tree dd6221d6ff4ce8bc687da796dbea7d2635d86627
parent 275e943288a5660f7380fd5b75c3b6e5a6f113bb
author Ben Chan <benchan@chromium.org> 1375138349 -0700
committer ChromeBot <chrome-bot@google.com> 1375223083 -0700

Ignore all virtual block devices except loop devices.

This CL modifies DiskManager to ignore all virtual block devices, except
loop devices, when enumerating devices and processing udev events.

BUG=chromium:265683
TEST=Tested the following:
1. Build and run unit tests.
2. Run the following tests:
   - platform_CrosDisksDBus
   - platform_CrosDisksFilesystem
3. Verify that no virtual block devices, except loop devices, are
   reported when running the following command on lumpy:

   dbus-send --system --print-reply --dest=org.chromium.CrosDisks \
       /org/chromium/CrosDisks org.chromium.CrosDisks.EnumerateDevices

Change-Id: I8315af19de914c75db350dfca5dc27faf713af73
Reviewed-on: https://gerrit.chromium.org/gerrit/63666
Tested-by: Ben Chan <benchan@chromium.org>
Reviewed-by: Luigi Semenzato <semenzato@chromium.org>
Commit-Queue: Ben Chan <benchan@chromium.org>