[RFA 06/13] Replace start_rbreak_breakpoints and end_rbreak_breakpoints

[Tom Tromey]

>>>>> "Simon" == Simon Marchi <simon.marchi@polymtl.ca> writes:

>> This also fixes an earlier memory leak regression, by changing
>> "string" to be a std::string.

Simon> LGTM, though I would suggest using string_print, I think it would be
Simon> more readable.

I made this change.

Tom