Merge "Update doc for audio-coupled-haptic related stuff." am: fe752fc2 am:...

Merge "Update doc for audio-coupled-haptic related stuff." am: fe752fc2 am: 1fe0a419 am: 4ce721d4

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2142192



Change-Id: Icf1bc86367fee722dd7838c767dc04911f7258eb
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>