ExperimentalA standard URI pointing to an icon resource.
OptionalmimeOptional MIME type override if the source MIME type is missing or generic.
OptionalsizesOptional array of strings that specify sizes at which the icon can be used.
Each string should be in WxH format (e.g., "48x48", "96x96") or
"any" for scalable formats like SVG.
If not provided, the client should assume that the icon can be used at any size.
OptionalthemeOptional theme this icon is designed for.
An optionally-sized icon that can be displayed in a user interface.