Add Add insert/replace/remove line count to DiffSet and FileDiff.

Review Request #1702 — Created July 6, 2010 and discarded — Latest diff uploaded


Review Board


This patch adds the features requested by Mike Conley for his statistics extension.

I was wondering if it wouldn't be useful to change the description on the summary at the beginning and end of each diff viewer to also present this information instead of just the number of chunks. What do you think?
Testing on the command line.