message: Remove some unused code in Term.ts
diff: @@ -1826,29 +1826,6 @@ export class Emulator implements EmulatorAPI {
  return line;
  }
  - /**
  - * Get a shallow copy of the lines currently being shown on the terminal screen.
  - *
  - * @return {Line[]} the lines information. Do not change this data!
  - */
  - getScreenLines(renderCursor:boolean=false): Line[] {
  - const linesCopy = [...this.lines];
  -
  - if (renderCursor) {
  - if (this.cursorState &&
  - (this.ydisp === this.ybase) &&
  - !this.cursorHidden &&
  - this.x < this.cols &&
  - this.y < linesCopy.length) {
  -
  - const cursorLine = {chars: new Uint32Array(linesCopy[this.y].chars), attrs: new Uint32Array(linesCopy[this.y].attrs)};
  - cursorLine.attrs[this.x] = -1;
  - linesCopy[this.y] = cursorLine;
  - }
  - }
  - return linesCopy;
  - }
  -
  private _cursorBlink(): void {
  if ( ! this._hasFocus) {
  return;
  