tree ef9e3751d21183300d86bcc9ae3acd75920d7d1e
parent a540ada1e1d5759d890d38476f056e418ac914ce
author terelius <terelius@webrtc.org> 1468918266 -0700
committer Commit bot <commit-bot@chromium.org> 1468918275 +0000

Keep a map from SSRC to parsed headers in that stream
and use the preparsed headers to plot the network delay changes.

This is the first of several CLs that clean up the visualization
tool to make it easier to add new metrics.

Review-Url: https://codereview.webrtc.org/2145153002
Cr-Commit-Position: refs/heads/master@{#13499}