src/vs/workbench/contrib/files/browser/editors/fileEditorInput.ts/FileEditorInput/setPreferredDescription
class FileEditorInput:	setPreferredDescription(description: string): void {
		if (!this.allowLabelOverride()) {
			return; // block for specific schemes we consider to be owning
		}

		if (this.preferredDescription !== description) {
			this.preferredDescription = description;

			this._onDidChangeLabel.fire();
		}
	}