This reverts commit b5207b488b035eae4d11dfdcca9526d5a70c9c09. Reason for revert: DecodedFramesHistory has now been updated. Original change's description: > Revert "SeqNumUnwrapper::Unwrap now returns int64_t instead of uint64_t." > > This reverts commit b0f968a761b715da4cf81e4b9c3cab0ccd322cf2. > > Reason for revert: Need to update DecodedFramesHistory to manage negative picture IDs. > > Original change's description: > > SeqNumUnwrapper::Unwrap now returns int64_t instead of uint64_t. > > > > Bug: webrtc:10263 > > Change-Id: Idaeae6be01bd4eba0691226c958d70e114161ffd > > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/127295 > > Commit-Queue: Philip Eliasson <philipel@webrtc.org> > > Reviewed-by: Johannes Kron <kron@webrtc.org> > > Reviewed-by: Karl Wiberg <kwiberg@webrtc.org> > > Cr-Commit-Position: refs/heads/master@{#27129} > > TBR=kwiberg@webrtc.org,eladalon@webrtc.org,terelius@webrtc.org,philipel@webrtc.org,kron@webrtc.org > > Change-Id: I529bb0475bd21a80fa244278aff1fd912a85c169 > No-Presubmit: true > No-Tree-Checks: true > No-Try: true > Bug: webrtc:10263 > Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/127885 > Reviewed-by: Philip Eliasson <philipel@webrtc.org> > Commit-Queue: Philip Eliasson <philipel@webrtc.org> > Cr-Commit-Position: refs/heads/master@{#27135} TBR=kwiberg@webrtc.org,eladalon@webrtc.org,terelius@webrtc.org,philipel@webrtc.org,kron@webrtc.org # Not skipping CQ checks because original CL landed > 1 day ago. Bug: webrtc:10263 Change-Id: Id59e377010b5070dd37a7ece8df79b23af43835a Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/128568 Reviewed-by: Philip Eliasson <philipel@webrtc.org> Commit-Queue: Philip Eliasson <philipel@webrtc.org> Cr-Commit-Position: refs/heads/master@{#27191}