Revert "Revert "Add/Remove functions for disk manipulation.""

This reverts commit dcd9ab93ada0340d0eb2f4990bf6829b268a7ba0.
Identical to commit e35a7e55874ec42157cc051acd1a3d1540258663

Put functions used for listing different types of storage devices
together.
BUG=None
TEST=On link, falco, peach-pi
TEST= Build images [test, factory and vm]
TEST= Check that storage_info is working
TEST= Reinstall machines.

CQ-DEPEND=CL:193424,CL:193425,CL:193426,CL:193428,CL:193429,CL:193449,CL:193451,CL:193452,CL:193453,CL:193455,CL:193470,CL:193471,CL:193473,CL:193474,CL:193490
Change-Id: I2650603af9f107916264a0110b8b04e607cc5f7f
Reviewed-on: https://chromium-review.googlesource.com/193454
Reviewed-by: Gwendal Grignou <gwendal@chromium.org>
Tested-by: Gwendal Grignou <gwendal@chromium.org>
Commit-Queue: Puthikorn Voravootivat <puthik@chromium.org>
1 file changed