Viktar Donich 679fa309c2 Gr-diff retrofit: diff section state.
Fixing UI data pipe line, re-rendering:
 - store section DOM Elements in gr-diff-builder
 - find diff section by line range
 - store collapsed lines as gr-diff-group
 - update gr-diff-builder's data model on expanding collapsed lines
 - .right/.left CSS classes applied to td.lineNum instead of .content

Feature: Issue 3910
Change-Id: Ia0cb78aa00cfd910d186a37631fe71a89204a843
2016-05-27 18:35:43 +00:00
..