Remove TextInputChannel's dependency on FlutterTizenEngine#162

bbrto21 merged 1 commit intoflutter-tizen:flutter-2.2.1-tizenflutter-tizen/engine:flutter-2.2.1-tizenfrom

swift-kim:text-input-channel-dependencyswift-kim/engine:text-input-channel-dependencyCopy head branch name to clipboard