src/vs/editor/contrib/suggest/browser/suggestModel.ts/SuggestModel/_updateQuickSuggest
class SuggestModel:	private _updateQuickSuggest(): void {
		this._quickSuggestDelay = this._editor.getOption(EditorOption.quickSuggestionsDelay);

		if (isNaN(this._quickSuggestDelay) || (!this._quickSuggestDelay && this._quickSuggestDelay !== 0) || this._quickSuggestDelay < 0) {
			this._quickSuggestDelay = 10;
		}
	}