ImageBitmapRenderingContextSettings
Generated.swift:10063class ImageBitmapRenderingContextSettingsclass ImageBitmapRenderingContextSettingsimport DOMclass BridgedDictionaryprotocol ConstructibleFromJSValueTypes conforming to this protocol can be constructed from JSValue.
protocol ConvertibleToJSValueObjects that can be converted to a JavaScript value, preferably in a lossless manner.
convenience init(alpha: Bool) required init(unsafelyWrapping object: JSObject) @ReadWriteAttribute var alpha: Bool { get set }