Add Perfetto part of NetworkTraceHandler am: a603ce5b8e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2381737

Change-Id: I99ff22dd4d1770f06fa03949e0c4f6a51771f56d
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>