None               47 Source/core/css/MediaQuery.h         Only, Not, None
None              279 Source/core/css/parser/CSSPropertyParser.h         None,
None               46 Source/core/dom/custom/CustomElementLifecycleCallbacks.h         None             = 0,
None               97 Source/core/html/HTMLLinkElement.h         None,
None               50 Source/core/html/MediaFragmentURIParser.h     enum TimeFormat { None, Invalid, NormalPlayTime, SMPTETimeCode, WallClockTimeCode };
None              317 Source/core/html/parser/HTMLParserIdioms.cpp     None,
None              158 Source/core/html/track/vtt/VTTCue.h         None,
None              108 Source/core/html/track/vtt/VTTRegion.h         None,
None               95 Source/core/page/SpatialNavigation.h     None = 0,
None               78 Source/platform/Cursor.h         None,
None               83 Source/platform/DateComponents.h         None, // Suppress the second part and the millisecond part if they are 0.
None               47 Source/platform/fonts/SVGGlyph.h         None = 0,
None              230 Source/platform/graphics/gpu/DrawingBuffer.h         None,
None              155 Source/platform/graphics/media/MediaPlayer.h     enum Preload { None, MetaData, Auto };
None               98 Source/platform/image-decoders/bmp/BMPImageReader.h         None,
None               52 Source/platform/transforms/TransformOperation.h         Identity, None