assets/mapshim.js
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See the Apache Version 2.0 License for specific language governing permissions
and limitations under the License.
See the Apache Version 2 . 0 License for specific language governing permissions and limitations under the License .
function createDictionaryObject() {
    var map = Object.create( null); 
    map.__ = undefined;
    delete map.__;
    return map;
}
function createDictionaryObject ( ) { var map = Object . create ( null ) ; map . __ = undefined ; delete map . __ ; return map ; }
Copyright (c) Microsoft Corporation.
Copyright ( c ) Microsoft Corporation .
/*prototype*/ // tslint:disable-line:no-null-keyword // Using 'delete' on an object causes V8 to put the object in dictionary mode. // This disables creation of hidden classes, which are expensive when an object is // constantly changing shape.