Revert "Temporarily disable plugins to troubleshoot timeout issue"
Revert "Temporarily disable plugins to troubleshoot timeout issue"

This reverts commit e06ddd0fa112d47d37400fad31bbf4e80552c01d

Revert for now for dev build.

Change-Id: I4f7594a5484062871cd469ae7701e81ab4e88c05
Reviewed-on: https://gerrit.chromium.org/gerrit/16939
Commit-Ready: Mitsuru Oshima <fbeea5be5378e76774b0db1d0c75dc01a35e8a6b@chromium.org>
Reviewed-by: Mitsuru Oshima <fbeea5be5378e76774b0db1d0c75dc01a35e8a6b@chromium.org>
Tested-by: Mitsuru Oshima <fbeea5be5378e76774b0db1d0c75dc01a35e8a6b@chromium.org>

chadversary/chromiumos.platform.login_manager,chadversary/chromiumos.platform.login_manager,chadversary/chromiumos.platform.login_manager