src/vs/platform/terminal/common/xterm/shellIntegrationAddon.ts/ShellIntegrationAddon/_doHandleITermSequence
class ShellIntegrationAddon:	private _doHandleITermSequence(data: string): boolean {
		if (!this._terminal) {
			return false;
		}

		const [command] = data.split(';');
		switch (command) {
			case ITermOscPt.SetMark: {
				this._createOrGetCommandDetection(this._terminal).handleGenericCommand({ genericMarkProperties: { disableCommandStorage: true } });
			}
		}
		// Unrecognized sequence
		return false;
	}