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-rw-r--r--third_party/libwebrtc/moz-patch-stack/0072.patch23
1 files changed, 23 insertions, 0 deletions
diff --git a/third_party/libwebrtc/moz-patch-stack/0072.patch b/third_party/libwebrtc/moz-patch-stack/0072.patch
new file mode 100644
index 0000000000..4006ab5b60
--- /dev/null
+++ b/third_party/libwebrtc/moz-patch-stack/0072.patch
@@ -0,0 +1,23 @@
+From: Andreas Pehrson <apehrson@mozilla.com>
+Date: Wed, 11 Jan 2023 22:42:00 +0000
+Subject: Bug 1800942 - Add DCHECKs to
+ TimestampExtrapolator::ExtrapolateLocalTime. r=mjf
+
+Differential Revision: https://phabricator.services.mozilla.com/D166536
+Mercurial Revision: https://hg.mozilla.org/mozilla-central/rev/c5df7f40392464ffc63f44a53ddcaab2091741e0
+---
+ modules/video_coding/timing/timestamp_extrapolator.cc | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/modules/video_coding/timing/timestamp_extrapolator.cc b/modules/video_coding/timing/timestamp_extrapolator.cc
+index a90df8bf7f..77e5508a76 100644
+--- a/modules/video_coding/timing/timestamp_extrapolator.cc
++++ b/modules/video_coding/timing/timestamp_extrapolator.cc
+@@ -125,6 +125,7 @@ void TimestampExtrapolator::Update(Timestamp now, uint32_t ts90khz) {
+ absl::optional<Timestamp> TimestampExtrapolator::ExtrapolateLocalTime(
+ uint32_t timestamp90khz) const {
+ int64_t unwrapped_ts90khz = unwrapper_.PeekUnwrap(timestamp90khz);
++ RTC_DCHECK_GE(unwrapped_ts90khz, 0);
+
+ if (!first_unwrapped_timestamp_) {
+ return absl::nullopt;