Doesn't work on Chrome 72

[wtetsu]

Maybe due to some problems with storage functionalities.

Reporter:
https://twitter.com/Yuichiro_S/status/1078235803887722497

options.js:36874 Uncaught (in promise) TypeError: Illegal invocation: Function must be called on an object of type StorageArea
    at Promise (options.js:36874)
    at new Promise (<anonymous>)
    at doAsync (options.js:36863)
    at Object.get (options.js:36835)
    at Object.pickOut (options.js:36843)
    at Main._callee$ (options.js:38835)
    at tryCatch (options.js:199)
    at Generator.invoke [as _invoke] (options.js:426)
    at Generator.prototype.(anonymous function) [as next] (chrome-extension://dojehnlfnmmhkgahnfnjeeemhleflhfc/options/options.js:252:21)
    at asyncGeneratorStep (options.js:38662)

[wtetsu]

Fixed in 1.1.8

[wtetsu]

Memo:
I made sure this error didn't happen when Chrome was v71. When this issue was reported and I fixed it, Chrome v72 was Beta version yet(72.0.3626.28).

See also: 9d888a9#commitcomment-32663941

(Since this issue is referred from several repositories I added this memo)