This allows offline visualization of the different TL.
For now, there is no need to do the same for the decoded frames.
Bug: webrtc:10349
Tested: 1) ninja -C out/Debug; and out/Debug/modules_tests --gtest_filter="*MultiresVP8*:*SvcVP9*". 2) Downstream tests.
Change-Id: Iaf5ab19ee681488706d8777a5adba78efd5cc1ee
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/128861
Commit-Queue: Rasmus Brandt <brandtr@webrtc.org>
Reviewed-by: Mirta Dvornicic <mirtad@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#27240}