export default class BrowserCapabilities { doesVideoMuteByStreamRemove: () => boolean; isWebKitBased: () => boolean; isChromiumBased: () => boolean; isTwa: () => boolean; isSupported: () => boolean; isUserInteractionRequiredForUnmute: () => boolean; supportsVideoMuteOnConnInterrupted: () => boolean; supportsBandwidthStatistics: () => boolean; supportsCodecPreferences: () => boolean; supportsDeviceChangeEvent: () => boolean; supportsLocalCandidateRttStatistics: () => boolean; supportsPerformanceObserver: () => boolean; supportsReceiverStats: () => boolean; supportsRTTStatistics: () => boolean; usesSdpMungingForSimulcast: () => boolean; usesAdapter: () => boolean; usesRidsForSimulcast: () => boolean; supportsGetDisplayMedia: () => boolean; supportsInsertableStreams: () => boolean; supportsAudioRed: () => boolean; supportsUnifiedPlan: () => boolean; supportsVADDetection: () => boolean; }