ref: 4de9641f1aca8f64977c2b1616c81c8ef0c5c511
dir: /third_party/libwebm/README.libvpx/
URL: https://chromium.googlesource.com/webm/libwebm Version: 476366249e1fda7710a389cd41c57db42305e0d4 License: BSD License File: LICENSE.txt Description: libwebm is used to handle WebM container I/O. Local Changes: * <none>