[RFA] Remove breakpoints

[Tom Tromey]

>>>>> "Keith" == Keith Seitz <keiths@redhat.com> writes:

Keith> Looks like there's a slight oversight in removing breakpoints: they
Keith> get removed from the global list of installed breakpoints, but the
Keith> original insn is never reinstalled into the method's bytecode. The
Keith> attached patch fixes that, and also moves the installation of the
Keith> breakpoint to a more logical place.

Keith> Ok?

Ok, thanks.

Tom