Creates action box, that creates range comment on mouse down and hotkey
over selected text in diff. Makes best effort in guessing correct start
and end points for the selection.
Known issues listed as TODO items in test and code.
Feature: Issue 3915
Change-Id: I0a3e41d062e559c8cdb4b847829429f65622eb72
Listen and update diff on comment events:
- call appropriate methods to apply comment ranges on comment creation
- re-render diff on and thread comment discard
- apply highlight on comment mouse over
- remove highlight on comment mouse out
- tests for all above
Feature: Issue 3910
Change-Id: I501ddcd063407777355b9c887118fcae53dcb5f1
Utility methods for applying comment range highlights to diff, with
tests including some of the corner cases.
Feature: Issue 3910
Change-Id: Id7de2dd4ff027ce96479a2d596e9414a0cadd6bf
