[RFA] gdb.trace/*.exp send_gdb vs. gdb_test

[Michael Snyder]

Pedro Alves wrote:

> ... the test is using an undocumented packet to set
> artificial limits on the remote tracing engine.  GDBserver doesn't
> implement that packet.  I had never heard of this packet, and I'm
> not sure it makes much sense to have this test nowadays.  Can we
> just get rid of the whole test file?


OK with me, but probably not my decision...