add full crossystem output to chrome://system In order to help dev/normal mode switch debugging, let's append the full output of "crossystem --all" at the end of the bios_info section. BUG=chromium-os:33231 TEST=on Link, open chrome://system web page and see the crossystem output in the debugd-bios_info section. Change-Id: I7d6f9cab51d6759934a3288ea5b0b675d7a550fe Reviewed-on: https://gerrit.chromium.org/gerrit/29176 Tested-by: Vincent Palatin <[email protected]> Reviewed-by: Puneet Kumar <[email protected]> Commit-Ready: Vincent Palatin <[email protected]> Reviewed-by: Randall Spangler <[email protected]>