Method updateFills

packages/core/ui/action-bar/index.ios.ts:367–375

(navBar: UINavigationBar)

	}

	private updateFills(navBar: UINavigationBar) {
		const color = this.color;
		this.setColor(navBar, color);

		this._setBackgroundColor(navBar, this.style.backgroundColor);
		this._createBackgroundUIImage(navBar, this.style.backgroundImage, (image: UIImage) => {
			this._setBackgroundImage(navBar, image);
		});
	}

	private setColor(navBar: UINavigationBar, color?: Color) {
		if (!navBar) {