old_contents: 
  /**
   * Device module.
   * @module base/utils/device
   */
  
  import { pxToInt } from './string'
  
  /**
   * DeviceInfo class.
   */
  export class DeviceInfo {
    constructor(options) {
      this.breakpoints = options.breakpoints || {}
    }
  
    /** Return breakpoints. */
    get breakpoints() {
      return this._breakpoints
    }
  
    /**
     * Set breakpoints (pixel values will be converted to integers).
     *
     * @param {Object} breakpoints - Breakpoints
     */
    set breakpoints(breakpoints) {
      var newBreakpoints = {}
  
      for (let breakpoint in breakpoints) {
        if (breakpoints.hasOwnProperty(breakpoint)) {
          newBreakpoints[breakpoint] = pxToInt(breakpoints[breakpoint])
        }
      }
  
      this._breakpoints = newBreakpoints
    }
  
    _checkWhetherBreakpointExists(breakpoint) {
      if (!this._breakpoints[breakpoint]) {
        throw new Error('Breakpoint "'+ breakpoint + '" doesn\'t exist.')
      }
    }
  
    /**
     * Check if current device width is equal to the given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is equal to the given breakpoint, otherwise `false`.
     */
    isEqual(breakpoint) {
      this._checkWhetherBreakpointExists(breakpoint)
  
      return window.innerWidth == this._breakpoints[breakpoint]
    }
  
    /**
     * Check if current device width is larger than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is larger than given breakpoint, otherwise `false`.
     */
    isLargerThan(breakpoint) {
      this._checkWhetherBreakpointExists(breakpoint)
  
      return window.innerWidth > this._breakpoints[breakpoint]
    }
  
    /**
     * Check if current device width is smaller than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is smaller than given breakpoint, otherwise `false`.
     */
    isSmallerThan(breakpoint) {
      this._checkWhetherBreakpointExists(breakpoint)
  
      return window.innerWidth < this._breakpoints[breakpoint]
    }
  
    /**
     * Check if device width is equal or larger than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is equal or larger than given breakpoint, otherwise `false`.
     */
    isLargerThanOrEqual(breakpoint) {
      return this.isEqual(breakpoint) || this.isLargerThan(breakpoint)
    }
  
    /**
     * Check if device width is equal or smaller than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is equal or smaller than given breakpoint, otherwise `false`.
     */
    isSmallerThanOrEqual(breakpoint) {
      return this.isEqual(breakpoint) || this.isSmallerThan(breakpoint)
    }
  }
  
  export default {
    deviceType,
    hasMouse,
    hasTouch,
    passiveEvents,
    primaryInput
  }
  
new_contents: 
  /**
   * Device module.
   * @module base/utils/device
   */
  
  import { pxToInt } from './string'
  
  /**
   * DeviceInfo class.
   */
  export class DeviceInfo {
    constructor(options) {
      this.breakpoints = options.breakpoints || {}
    }
  
    /** Return breakpoints. */
    get breakpoints() {
      return this._breakpoints
    }
  
    /**
     * Set breakpoints (pixel values will be converted to integers).
     *
     * @param {Object} breakpoints - Breakpoints
     */
    set breakpoints(breakpoints) {
      var newBreakpoints = {}
  
      for (let breakpoint in breakpoints) {
        if (breakpoints.hasOwnProperty(breakpoint)) {
          newBreakpoints[breakpoint] = pxToInt(breakpoints[breakpoint])
        }
      }
  
      this._breakpoints = newBreakpoints
    }
  
    _checkWhetherBreakpointExists(breakpoint) {
      if (!this._breakpoints[breakpoint]) {
        throw new Error('Breakpoint "'+ breakpoint + '" doesn\'t exist.')
      }
    }
  
    /**
     * Check if current device width is equal to the given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is equal to the given breakpoint, otherwise `false`.
     */
    isEqual(breakpoint) {
      this._checkWhetherBreakpointExists(breakpoint)
  
      return window.innerWidth == this._breakpoints[breakpoint]
    }
  
    /**
     * Check if current device width is larger than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is larger than given breakpoint, otherwise `false`.
     */
    isLargerThan(breakpoint) {
      this._checkWhetherBreakpointExists(breakpoint)
  
      return window.innerWidth > this._breakpoints[breakpoint]
    }
  
    /**
     * Check if current device width is smaller than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is smaller than given breakpoint, otherwise `false`.
     */
    isSmallerThan(breakpoint) {
      this._checkWhetherBreakpointExists(breakpoint)
  
      return window.innerWidth < this._breakpoints[breakpoint]
    }
  
    /**
     * Check if device width is equal or larger than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is equal or larger than given breakpoint, otherwise `false`.
     */
    isLargerThanOrEqual(breakpoint) {
      return this.isEqual(breakpoint) || this.isLargerThan(breakpoint)
    }
  
    /**
     * Check if device width is equal or smaller than given breakpoint.
     *
     * @param   {String} breakpoint - Breakpoint to check.
     * @returns {Boolean}
     *   `true` if device width is equal or smaller than given breakpoint, otherwise `false`.
     */
    isSmallerThanOrEqual(breakpoint) {
      return this.isEqual(breakpoint) || this.isSmallerThan(breakpoint)
    }
  }
  
subject: Remove deprecated device exports