[PATCH 1 of 6] patch: refactor content diffing part in separate fn so extensions can wrap

[Yuya Nishihara]

On Wed, 15 Jul 2020 00:09:46 +0530, Pulkit Goyal wrote:
> # HG changeset patch
> # User Pulkit Goyal <7895pulkit at gmail.com>
> # Date 1594029713 -19800
> #      Mon Jul 06 15:31:53 2020 +0530
> # Node ID be7975344fe67437a5068c6a940c33e5ed234917
> # Parent  93e8e6e0b5fb8afb863e0aee3d0f8a7ccf3f669d
> # EXP-Topic diff-refactor
> patch: refactor content diffing part in separate fn so extensions can wrap

Queued this, thanks.