osd:enable touchPadOn TouchPadOff TouchpadToggle osd

tower:https://tower.im/projects/8f19f0bf0e754f0b82ef2c24bc230973/todos/5d0860312abe462499ab4df0776c69d5/#c5c95b0e7f73406e9de85c26fa8cec68
tower:https://tower.im/projects/1c0cd0c59ef941298c6e6b2ba6833b91/todos/7968e2de367c452091584f26954a33df/

Change-Id: I1f21fcbcdc0ed2d409b7b888cc191ae58f14fadc