Fix keyLocation computation on ranged comments
Fix keyLocation computation on ranged comments

When comment is for a large range of codes,
the begin and end of the range should not be collapsed into context.

Bug: Issue 11726
Change-Id: I86020024a0261d72f2365651ed076e07ff59e358
(cherry picked from commit b97225c5e48966d196f4ab4c6c18bc558525c963)

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