(factory-2305.B) Integrate wimax_manager CLs into the factory branch

BUG=chrome-os-partner:9874
TEST=None

cherry picked from commit 57511f394ca3ac2dda2f5eac32a39cf3efdba240
cherry picked from commit 1076b287e11d7b3efd386cb75db1b148b42d8cd9

Change-Id: Ide266917c7bbc5d07d960f002822f3fa3c38f255
Reviewed-on: https://gerrit.chromium.org/gerrit/24519
Reviewed-by: Jay Kim <yongjaek@chromium.org>
Tested-by: Ben Chan <benchan@chromium.org>
20 files changed