Remove default export from ol/extent

src/ol/extent.js

@@ -788,50 +788,3 @@ export function applyTransform(extent, transformFn, opt_extent) {
   var ys = [coordinates[1], coordinates[3], coordinates[5], coordinates[7]];
   return _boundingExtentXYs(xs, ys, opt_extent);
 }
-
-export default {
-  boundingExtent: boundingExtent,
-  buffer: buffer,
-  clone: clone,
-  closestSquaredDistanceXY: closestSquaredDistanceXY,
-  containsCoordinate: containsCoordinate,
-  containsExtent: containsExtent,
-  containsXY: containsXY,
-  coordinateRelationship: coordinateRelationship,
-  createEmpty: createEmpty,
-  createOrUpdate: createOrUpdate,
-  createOrUpdateEmpty: createOrUpdateEmpty,
-  createOrUpdateFromCoordinate: createOrUpdateFromCoordinate,
-  createOrUpdateFromCoordinates: createOrUpdateFromCoordinates,
-  createOrUpdateFromFlatCoordinates: createOrUpdateFromFlatCoordinates,
-  createOrUpdateFromRings: createOrUpdateFromRings,
-  equals: equals,
-  extend: extend,
-  extendCoordinate: extendCoordinate,
-  extendCoordinates: extendCoordinates,
-  extendFlatCoordinates: extendFlatCoordinates,
-  extendRings: extendRings,
-  extendXY: extendXY,
-  forEachCorner: forEachCorner,
-  getArea: getArea,
-  getBottomLeft: getBottomLeft,
-  getBottomRight: getBottomRight,
-  getCenter: getCenter,
-  getCorner: getCorner,
-  getEnlargedArea: getEnlargedArea,
-  getForViewAndSize: getForViewAndSize,
-  getHeight: getHeight,
-  getIntersectionArea: getIntersectionArea,
-  getIntersection: getIntersection,
-  getMargin: getMargin,
-  getSize: getSize,
-  getTopLeft: getTopLeft,
-  getTopRight: getTopRight,
-  getWidth: getWidth,
-  intersects: intersects,
-  isEmpty: isEmpty,
-  returnOrUpdate: returnOrUpdate,
-  scaleFromCenter: scaleFromCenter,
-  intersectsSegment: intersectsSegment,
-  applyTransform: applyTransform
-};