UnitTypeViewportWidth 204 Source/core/animation/AnimatableLength.cpp numberType = UnitTypeViewportWidth; UnitTypeViewportWidth 233 Source/core/animation/AnimatableLength.cpp case UnitTypeViewportWidth: UnitTypeViewportWidth 110 Source/core/animation/AnimatableLength.h return m_unitType == UnitTypeViewportWidth || m_unitType == UnitTypeViewportHeight || m_unitType == UnitTypeViewportMin || m_unitType == UnitTypeViewportMax;