text: import React from 'react';
  const defaultValue = {
      register: () => {
          throw new Error('Stub!');
      },
      unregister: () => {
          throw new Error('Stub!');
      }
  };
  // tslint:disable-next-line:variable-name
  export const TriggerableContext = React.createContext(defaultValue);
  // tslint:disable-next-line:variable-name
  export const MediaViewContext = React.createContext(defaultValue);
  // tslint:disable-next-line:variable-name
  export const AdIconViewContext = React.createContext(defaultValue);
  // tslint:disable-next-line:variable-name
  export const AdChoicesViewContext = React.createContext('');
  