B2G/gecko/toolkit/content/tests/fennec-tile-testapp/chrome/content/BrowserView.js
/**
     * @param dx Actual delta to destination x coordinate
     * @param dy Actual delta to destination y coordinate
     */
@param dx Actual delta to destination x coordinate
@param dy Actual delta to destination y coordinate
@param dx Actual delta to destination x coordinate @param dy Actual delta to destination y coordinate
function onAfterVisibleMove(dx, dy) {
      let vs = this._browserViewportState;
      let vr = this._visibleRect;
      vr.translate(dx, dy);
      vs.visibleX = vr.left;
      vs.visibleY = vr.top;
      let cr = visibleRectToCriticalRect(vr, vs);
      this._tileManager.endCriticalMove(cr, this.isRendering());
    }
function onAfterVisibleMove ( dx , dy ) { let vs = this . _browserViewportState ; let vr = this . _visibleRect ; vr . translate ( dx , dy ) ; vs . visibleX = vr . left ; vs . visibleY = vr . top ; let cr = visibleRectToCriticalRect ( vr , vs ) ; this . _tileManager . endCriticalMove ( cr , this . isRendering ( ) ) ; }
@param dx Actual delta to destination x coordinate
 @param dy Actual delta to destination y coordinate
@param dx Actual delta to destination x coordinate @param dy Actual delta to destination y coordinate