The encoder_max_bitrate_bps_ was checked to be > 0 but since it is
unsigned and the value came from the signed initial_encoder_max_bitrate
negative values were allowed and resulted in using UINT32_MAX.
This CL adds a check for negative input values and uses a safer default.
Bug: None
Change-Id: Ia12ea406091ab9c3a498ecf554f18ba2628ecbe5
Reviewed-on: https://webrtc-review.googlesource.com/61783
Reviewed-by: Erik Språng <sprang@webrtc.org>
Commit-Queue: Sebastian Jansson <srte@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#22453}