Merge "Adding multilayered requests to NetworkRequestInfo" am: f2c37de2ba am: 2feb4fb0a0 am: c2ed1f7e81 am: 29c4b9b6d2

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1486199

Change-Id: I1baf71a84b92f35410cceab5a1fbd062a5134689