[MERGE] Extend --lsprof-file to implicitly support files starting with callgrind.out

[Aaron Bentley]

Aaron Bentley has voted tweak.
Status is now: Conditionally approved
Comment:
I agree with John.

For details, see: 
http://bundlebuggy.aaronbentley.com/request/%3C46A98D82.2040708%40internode.on.net%3E