Merge "Updated the document regarding T data stack" into tm-dev am: fa4a7135...

Merge "Updated the document regarding T data stack" into tm-dev am: fa4a7135 am: aa1e4170 am: 42e9cf8b am: 8fdb4e8e

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18439685



Change-Id: Ifa363f6b7a5b28ead0ad6d0636e0d44dde96a463
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>