src/vs/workbench/contrib/terminal/browser/xterm/xtermTerminal.ts/XtermTerminal/_setCursorBlink
class XtermTerminal:	private _setCursorBlink(blink: boolean): void {
		if (this.raw.options.cursorBlink !== blink) {
			this.raw.options.cursorBlink = blink;
			this.raw.refresh(0, this.raw.rows - 1);
		}
	}