code: function () {
  				var aSupportedEnv = [];
  
  				if (this._bSupportedEnvironment == undefined) {
  					aSupportedEnv.push({
  						system: Device.system.SYSTEMTYPE.DESKTOP,
  						browserName: Device.browser.BROWSER.CHROME,
  						browserVersion: 49
  					});
  					aSupportedEnv.push({
  						system: Device.system.SYSTEMTYPE.DESKTOP,
  						browserName: Device.browser.BROWSER.INTERNET_EXPLORER,
  						browserVersion: 11
  					});
  					this._bSupportedEnvironment = aSupportedEnv.some(function (oSuppportedEnv) {
  						var bSupportedSystem = Device.system[oSuppportedEnv.system],
  							bSupportedBrowserName = oSuppportedEnv.browserName === Device.browser.name,
  							bSupportedBrowserVersion = Device.browser.version >= oSuppportedEnv.browserVersion;
  
  						return bSupportedSystem && bSupportedBrowserName && bSupportedBrowserVersion && window.indexedDB;
  					});
  				}
  				return this._bSupportedEnvironment;
  			}
docs: Checks whether the given environment is supported by the CacheManager.
  @returns {boolean|*} true if yes, false if not.
  @private