duration 1878 Source/core/html/HTMLMediaElement.cpp double HTMLMediaElement::duration() const duration 133 Source/core/html/MediaController.cpp double MediaController::duration() const duration 64 Source/core/timing/PerformanceEntry.cpp double PerformanceEntry::duration() const duration 123 Source/modules/mediasource/MediaSourceBase.cpp double MediaSourceBase::duration() const duration 263 Source/web/WebMediaPlayerClientImpl.cpp double WebMediaPlayerClientImpl::duration() const