This ensures that the callback will be called if total max bit rate
changes even if min bitrate or padding bitrate has not changed.
Bug: None
Change-Id: I616e95b1f9f5a30733f1d0acb86e18c93001d3db
Reviewed-on: https://webrtc-review.googlesource.com/63642
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Reviewed-by: Stefan Holmer <stefan@webrtc.org>
Reviewed-by: Philip Eliasson <philipel@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22734}