Merge "Remove Settings.Global.TCP_DEFAULT_INIT_RWND on CS" am: 86203dde89 am: a7153b1fe8

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1635043

Change-Id: I8bf8d6cc604d09b4bea0e46e9636a0387bc6041f