Summary:

Allow publishing review requests without updating diff

Review Request #10283 — Created Oct. 26, 2018 and submitted Nov. 11, 2018, 10:22 a.m.

Information
Owner:	brennie
Repository:	Review Board
Branch:	release-4.0.x
Bugs:
Depends On:
Commit:	a2855b1...
Reviewers
Groups:	reviewboard
People:

Description

The CommitListField was assuming the field changed even when a new
diff wasn't uploaded, resulting it it failing to record change entry
information and, ultimately, prevent publishing.

We now only mark the field as changed when a new diff is present.

Testing Done


Published a review request created with history when the diff was

  not updated.
Published a review request created with history when the diff was

  updated.

Issues

Description	From	Last Updated
Can you also test the positive case (field gets correctly updated when there's a new set of commits?)	david	Oct. 26, 2018, 12:18 p.m.

flake8 passed.

JSHint passed.

Show all issues

Can you also test the positive case (field gets correctly updated when there's a new set of commits?)

Testing Done:

~		Published a review request created with history when the diff was not
~		updated.
	~	Published a review request created with history when the diff was not updated.
	~	Published a review request created with history when the diff was updated.

Ship it!

```
Ship It!
```

Status: Closed (submitted)

Change Summary:

Pushed to release-4.0.x (27d3f5f)