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    "dart_action": "unstable",
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      "getScreenCTM": {
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      "getTransformToElement": {
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      "hasExtension": {
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      "requiredFeatures": {
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      "systemLanguage": {
        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGTests"
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        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGTransformable"
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    "dart_action": "unstable",
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        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGExternalResourcesRequired"
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      "farthestViewportElement": {
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        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGLocatable"
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      "systemLanguage": {
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      "transform": {
        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGTransformable"
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      "xmllang": {
        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGLangSpace"
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    "members": {
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    "support_level": "stable"
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      "dy": {},
      "format": {},
      "glyphRef": {},
      "x": {},
      "y": {}
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      "SVG_SPREADMETHOD_REFLECT": {},
      "SVG_SPREADMETHOD_REPEAT": {},
      "SVG_SPREADMETHOD_UNKNOWN": {},
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      "gradientTransform": {},
      "gradientUnits": {},
      "href": {
        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGURIReference"
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      "spreadMethod": {}
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      "getScreenCTM": {
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      "getTransformToElement": {
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      "requiredFeatures": {
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      "systemLanguage": {
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      "width": {},
      "x": {},
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      "xmlspace": {
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      "xmlspace": {}
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      "SVG_LENGTHTYPE_EMS": {},
      "SVG_LENGTHTYPE_EXS": {},
      "SVG_LENGTHTYPE_IN": {},
      "SVG_LENGTHTYPE_MM": {},
      "SVG_LENGTHTYPE_NUMBER": {},
      "SVG_LENGTHTYPE_PC": {},
      "SVG_LENGTHTYPE_PERCENTAGE": {},
      "SVG_LENGTHTYPE_PT": {},
      "SVG_LENGTHTYPE_PX": {},
      "SVG_LENGTHTYPE_UNKNOWN": {},
      "convertToSpecifiedUnits": {},
      "newValueSpecifiedUnits": {},
      "unitType": {},
      "value": {},
      "valueAsString": {},
      "valueInSpecifiedUnits": {}
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      "numberOfItems": {},
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      "replaceItem": {}
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    "support_level": "stable"
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      "x1": {},
      "x2": {},
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      "y2": {}
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      "y2": {}
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    "support_level": "stable"
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      "SVG_MARKERUNITS_UNKNOWN": {},
      "SVG_MARKERUNITS_USERSPACEONUSE": {},
      "SVG_MARKER_ORIENT_ANGLE": {},
      "SVG_MARKER_ORIENT_AUTO": {},
      "SVG_MARKER_ORIENT_UNKNOWN": {},
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      "markerUnits": {},
      "markerWidth": {},
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      "refX": {},
      "refY": {},
      "setOrientToAngle": {},
      "setOrientToAuto": {},
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      "flipX": {},
      "flipY": {},
      "inverse": {},
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      "rotate": {},
      "rotateFromVector": {},
      "scale": {},
      "scaleNonUniform": {},
      "skewX": {},
      "skewY": {},
      "translate": {}
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    "support_level": "stable"
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    "dart_action": "unstable",
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    "support_level": "stable"
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    "dart_action": "unstable",
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    "dart_action": "unstable",
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    "support_level": "stable"
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    "dart_action": "unstable",
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    "support_level": "stable"
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    "dart_action": "unstable",
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      "SVG_PAINTTYPE_RGBCOLOR": {},
      "SVG_PAINTTYPE_RGBCOLOR_ICCCOLOR": {},
      "SVG_PAINTTYPE_UNKNOWN": {},
      "SVG_PAINTTYPE_URI": {},
      "SVG_PAINTTYPE_URI_CURRENTCOLOR": {},
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      "SVG_PAINTTYPE_URI_RGBCOLOR": {},
      "SVG_PAINTTYPE_URI_RGBCOLOR_ICCCOLOR": {},
      "paintType": {},
      "setPaint": {},
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      "createSVGPathSegArcRel": {},
      "createSVGPathSegClosePath": {},
      "createSVGPathSegCurvetoCubicAbs": {},
      "createSVGPathSegCurvetoCubicRel": {},
      "createSVGPathSegCurvetoCubicSmoothAbs": {},
      "createSVGPathSegCurvetoCubicSmoothRel": {},
      "createSVGPathSegCurvetoQuadraticAbs": {},
      "createSVGPathSegCurvetoQuadraticRel": {},
      "createSVGPathSegCurvetoQuadraticSmoothAbs": {},
      "createSVGPathSegCurvetoQuadraticSmoothRel": {},
      "createSVGPathSegLinetoAbs": {},
      "createSVGPathSegLinetoHorizontalAbs": {},
      "createSVGPathSegLinetoHorizontalRel": {},
      "createSVGPathSegLinetoRel": {},
      "createSVGPathSegLinetoVerticalAbs": {},
      "createSVGPathSegLinetoVerticalRel": {},
      "createSVGPathSegMovetoAbs": {},
      "createSVGPathSegMovetoRel": {},
      "externalResourcesRequired": {
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      "getCTM": {
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      "getPathSegAtLength": {},
      "getPointAtLength": {},
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      "normalizedPathSegList": {},
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      "pathSegList": {},
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      "systemLanguage": {
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      "xmllang": {
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      "PATHSEG_CLOSEPATH": {},
      "PATHSEG_CURVETO_CUBIC_ABS": {},
      "PATHSEG_CURVETO_CUBIC_REL": {},
      "PATHSEG_CURVETO_CUBIC_SMOOTH_ABS": {},
      "PATHSEG_CURVETO_CUBIC_SMOOTH_REL": {},
      "PATHSEG_CURVETO_QUADRATIC_ABS": {},
      "PATHSEG_CURVETO_QUADRATIC_REL": {},
      "PATHSEG_CURVETO_QUADRATIC_SMOOTH_ABS": {},
      "PATHSEG_CURVETO_QUADRATIC_SMOOTH_REL": {},
      "PATHSEG_LINETO_ABS": {},
      "PATHSEG_LINETO_HORIZONTAL_ABS": {},
      "PATHSEG_LINETO_HORIZONTAL_REL": {},
      "PATHSEG_LINETO_REL": {},
      "PATHSEG_LINETO_VERTICAL_ABS": {},
      "PATHSEG_LINETO_VERTICAL_REL": {},
      "PATHSEG_MOVETO_ABS": {},
      "PATHSEG_MOVETO_REL": {},
      "PATHSEG_UNKNOWN": {},
      "pathSegType": {},
      "pathSegTypeAsLetter": {}
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    "support_level": "stable"
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    "dart_action": "unstable",
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      "r1": {},
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      "sweepFlag": {},
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    "dart_action": "unstable",
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    "support_level": "stable"
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    "dart_action": "unstable",
    "members": {},
    "support_level": "stable"
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  "SVGPathSegCurvetoCubicAbs": {
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    "dart_action": "unstable",
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      "y1": {},
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    "support_level": "stable"
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  "SVGPathSegCurvetoCubicRel": {
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    "dart_action": "unstable",
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      "y2": {}
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    "support_level": "stable"
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  "SVGPathSegCurvetoCubicSmoothAbs": {
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    "dart_action": "unstable",
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      "patternContentUnits": {},
      "patternTransform": {},
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      "replaceItem": {}
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      },
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      "xmllang": {
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      },
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      },
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    "support_level": "stable"
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      "SVG_MEETORSLICE_SLICE": {},
      "SVG_MEETORSLICE_UNKNOWN": {},
      "SVG_PRESERVEASPECTRATIO_NONE": {},
      "SVG_PRESERVEASPECTRATIO_UNKNOWN": {},
      "SVG_PRESERVEASPECTRATIO_XMAXYMAX": {},
      "SVG_PRESERVEASPECTRATIO_XMAXYMID": {},
      "SVG_PRESERVEASPECTRATIO_XMAXYMIN": {},
      "SVG_PRESERVEASPECTRATIO_XMIDYMAX": {},
      "SVG_PRESERVEASPECTRATIO_XMIDYMID": {},
      "SVG_PRESERVEASPECTRATIO_XMIDYMIN": {},
      "SVG_PRESERVEASPECTRATIO_XMINYMAX": {},
      "SVG_PRESERVEASPECTRATIO_XMINYMID": {},
      "SVG_PRESERVEASPECTRATIO_XMINYMIN": {},
      "align": {},
      "meetOrSlice": {}
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      "cx": {},
      "cy": {},
      "fr": {},
      "fx": {},
      "fy": {},
      "r": {}
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      "width": {},
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      },
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      },
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      "ry": {},
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    "dart_action": "unstable",
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      "RENDERING_INTENT_AUTO": {},
      "RENDERING_INTENT_PERCEPTUAL": {},
      "RENDERING_INTENT_RELATIVE_COLORIMETRIC": {},
      "RENDERING_INTENT_SATURATION": {},
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      "SVG_ZOOMANDPAN_UNKNOWN": {
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      "checkEnclosure": {},
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      "contentScriptType": {},
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      "createSVGAngle": {},
      "createSVGLength": {},
      "createSVGMatrix": {},
      "createSVGNumber": {},
      "createSVGPoint": {},
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      "createSVGTransform": {},
      "createSVGTransformFromMatrix": {},
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      "currentTranslate": {},
      "currentView": {},
      "deselectAll": {},
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      "getCurrentTime": {},
      "getElementById": {},
      "getEnclosureList": {},
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      "getScreenCTM": {
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      "pauseAnimations": {},
      "pixelUnitToMillimeterX": {},
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      "screenPixelToMillimeterX": {},
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      "unpauseAnimations": {},
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      "useCurrentView": {},
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    },
    "support_level": "stable"
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    "comment": "http://www.w3.org/TR/SVG/script.html#InterfaceSVGScriptElement",
    "dart_action": "unstable",
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        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGExternalResourcesRequired"
      },
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        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGURIReference"
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    "support_level": "stable"
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    "dart_action": "unstable",
    "members": {
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    "support_level": "stable"
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  "SVGStopElement": {
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    "dart_action": "unstable",
    "members": {
      "SVGStopElement": {},
      "offset": {}
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    "support_level": "stable"
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    "dart_action": "unstable",
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      },
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      "numberOfItems": {},
      "removeItem": {},
      "replaceItem": {}
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    "support_level": "stable"
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    "dart_action": "experimental",
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      "disabled": {},
      "media": {},
      "sheet": {
        "support_level": "untriaged"
      },
      "title": {},
      "type": {},
      "xmllang": {
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      "xmlspace": {
        "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGLangSpace"
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    },
    "support_level": "nonstandard"
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    "comment": "http://www.w3.org/TR/SVG/types.html#InterfaceSVGStylable (SVGStylable)",
    "dart_action": "unstable",
    "members": {
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      "getPresentationAttribute": {},
      "style": {}
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    "support_level": "experimental"
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    "dart_action": "unstable",
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      "getCTM": {
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      "getScreenCTM": {
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      },
      "getTransformToElement": {
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      "hasExtension": {
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      },
      "nearestViewportElement": {
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      },
      "requiredExtensions": {
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