Change in flashrom[master]: flashrom.c: Implement file-based locking semantics

[Subrata Banik (Code Review)]

Attention is currently required from: Hung-Te Lin, Nico Huber, Edward O'Callaghan.
Subrata Banik has posted comments on this change. ( https://review.coreboot.org/c/flashrom/+/62213 )

Change subject: flashrom.c: Implement file-based locking semantics
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Patch Set 2:

(1 comment)

File big_lock.h:

https://review.coreboot.org/c/flashrom/+/62213/comment/e509d8e8_f12599f6 
PS2, Line 1: 2012
> Copyright lines are supposed to tell the date of the original publication.

Exactly that is my point as well. 
This is new file right, at least git history shows the same.
Is it reasonable that a new file has copyright year from past is my point.
> There are two lines... Was there anything significant added in the meantime? oO