109   TrackTime GetDuration() const { return mDuration; }  in GetDuration()
188       : mDuration(0),  in MediaSegment()
195       : mDuration(std::move(aSegment.mDuration)),  in MediaSegment()
201   TrackTime mDuration;  // total of mDurations of all chunks  variable
250           std::min(aDuration, mDuration) - mChunks[0].GetDuration();  in ForgetUpTo()
253         mChunks[0].mDuration += extraToForget;  in ForgetUpTo()
254         mDuration += extraToForget;  in ForgetUpTo()
260     mDuration += aDuration;  in ForgetUpTo()
278       if (aNewEnd > mDuration) {  in FlushAfter()
279         NS_ASSERTION(aNewEnd <= mDuration, "can't add data in FlushAfter");  in FlushAfter()
284     mDuration = aNewEnd;  in FlushAfter()
291       mChunks[0].mDuration += aDuration;  in InsertNullDataAtStart()
295     mDuration += aDuration;  in InsertNullDataAtStart()
302       mChunks[mChunks.Length() - 1].mDuration += aDuration;  in AppendNullData()
306     mDuration += aDuration;  in AppendNullData()
320     mDuration = 0;  in Clear()
396     MOZ_ASSERT(aSource->mDuration >= 0);  in AppendFromInternal()
397     mDuration += aSource->mDuration;  in AppendFromInternal()
398     aSource->mDuration = 0;  in AppendFromInternal()
403       mChunks[mChunks.Length() - 1].mDuration += aSource->mChunks[0].mDuration;  in AppendFromInternal()
419     NS_ASSERTION(aStart >= 0 && aEnd <= aSource.mDuration,  in AppendSliceInternal()
421     mDuration += aEnd - aStart;  in AppendSliceInternal()
431           MOZ_ASSERT(start - offset >= 0 && end - offset <= aSource.mDuration,  in AppendSliceInternal()
433           mChunks[mChunks.Length() - 1].mDuration += end - start;  in AppendSliceInternal()
445     c->mDuration = aDuration;  in AppendChunk()
446     mDuration += aDuration;  in AppendChunk()
469     mDuration -= aDuration - t;  in RemoveLeading()