Correct `BindServiceLockedWithBalFlagsReported` to int64 flag field

The underlying platform code uses a `Long` value, not `int`.

Additionally, mirror the `BIND_` constants from `Context.java` over to
an enum that can be referenced in the proto's documentation for the
flags field.

Bug: N/A
Test: TH
Change-Id: I4ddea56d22472a007a1815853b474dab9e5cc84b
1 file changed
tree: 27600379559ec34adef25b0f0693a38d25862c8d
  1. stats/
  2. OWNERS