src/vs/workbench/browser/parts/editor/textEditor.ts/AbstractTextEditor/onDidChangeFileSystemProvider
class AbstractTextEditor:	private onDidChangeFileSystemProvider(scheme: string): void {
		if (!this.input) {
			return;
		}

		if (this.getActiveResource()?.scheme === scheme) {
			this.updateReadonly(this.input);
		}
	}