public CarExtender setLargeIcon(Bitmap largeIcon) {
            mLargeIcon = largeIcon;
            return this;
        }
Sets the large icon of the car notification.
<p>
If no large icon is set in the extender, Android Auto will display the icon
specified by {@link NotificationCompat.Builder#setLargeIcon(Bitmap)}

@param largeIcon The large icon to use in the car notification.
@return This object for method chaining.
android/android_framework/base/src/main/java/github/tornaco/android/thanos/core/compat/NotificationCompat.java