378     return Error::None;  in createVirtualDisplay()
393     return Error::None;  in destroyVirtualDisplay()
543     return Error::None;  in registerCallback()
596     return Error::None;  in acceptChanges()
607     return Error::None;  in createLayer()
630     return Error::None;  in destroyLayer()
645     return Error::None;  in getActiveConfig()
661     return Error::None;  in getAttribute()
677         return Error::None;  in getChangedCompositionTypes()
695     return Error::None;  in getChangedCompositionTypes()
705         return Error::None;  in getColorModes()
711     return Error::None;  in getColorModes()
721         return Error::None;  in getConfigs()
732     return Error::None;  in getConfigs()
744     return Error::None;  in getDozeSupport()
753     return Error::None;  in getHdrCapabilities()
762         return Error::None;  in getName()
766     return Error::None;  in getName()
792     return Error::None;  in getReleaseFences()
807         return Error::None;  in getRequests()
821     return Error::None;  in getRequests()
829     return Error::None;  in getType()
838         if (error != Error::None) {  in present()
849     return Error::None;  in present()
861         return Error::None;  in setActiveConfig()
867         if (error != Error::None) {  in setActiveConfig()
881     return Error::None;  in setActiveConfig()
893     return Error::None;  in setClientTarget()
903         return Error::None;  in setColorMode()
912     if (error != Error::None) {  in setColorMode()
925     return Error::None;  in setColorMode()
935     return Error::None;  in setColorTransform()
946     return Error::None;  in setOutputBuffer()
977         return Error::None;  in setPowerMode()
995     return Error::None;  in setPowerMode()
1012         return Error::None;  in setVsyncEnabled()
1023     return Error::None;  in setVsyncEnabled()
1047     return *outNumTypes > 0 ? Error::HasChanges : Error::None;  in validate()
1069                 return Error::None;  in updateLayerZ()
1087     return Error::None;  in updateLayerZ()
1394     return Error::None;  in set()
1703             return Error::None;  in getColorModeForHwc1Id()
1716             return Error::None;  in getHwc1IdForColorMode()
1850                 if (config->getColorModeForHwc1Id(activeConfig, &mActiveColorMode) != Error::None) {  in initializeActiveConfig()
1981     mBlendMode(*this, BlendMode::None),  in Layer()
1988     mTransform(*this, Transform::None),
2008     return Error::None;  in setBuffer()
2024     return Error::None;  in setCursorPosition()
2031     return Error::None;  in setSurfaceDamage()
2039     return Error::None;  in setBlendMode()
2045     return Error::None;  in setColor()
2051     return Error::None;  in setCompositionType()
2057     return Error::None;  in setDataspace()
2063     return Error::None;  in setDisplayFrame()
2069     return Error::None;  in setPlaneAlpha()
2075     return Error::None;  in setSidebandStream()
2081     return Error::None;  in setSourceCrop()
2087     return Error::None;  in setTransform()
2095     return Error::None;  in setVisibleRegion()
2101     return Error::None;  in setZ()
2393     return std::make_tuple(layer.get(), Error::None);  in getLayer()
2522         if (error != Error::None) {  in setAllDisplays()
2551     return Error::None;  in setAllDisplays()