Loads a file from the given URL and returns it as a CrossPlatformBlob.
The URL of the file to load.
A promise that resolves to a CrossPlatformBlob containing the file data.
Not supported in the browser. Logs a warning when called.
The data to be saved (ignored).
The target path or identifier for saving (ignored).
A promise that resolves immediately.
A browser-specific implementation of the FileIO interface.
This class supports loading files over HTTP(s) using
fetch, but does not support saving files due to browser limitations.