undo changes to generated file

Author: sandersn

lib/lib.es2015.core.d.ts

@@ -1,14 +1,14 @@
 /*! *****************************************************************************
-Copyright (c) Microsoft Corporation. All rights reserved.
+Copyright (c) Microsoft Corporation. All rights reserved. 
 Licensed under the Apache License, Version 2.0 (the "License"); you may not use
 this file except in compliance with the License. You may obtain a copy of the
-License at http://www.apache.org/licenses/LICENSE-2.0
+License at http://www.apache.org/licenses/LICENSE-2.0  
 
 THIS CODE IS PROVIDED ON AN *AS IS* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 KIND, EITHER EXPRESS OR IMPLIED, INCLUDING WITHOUT LIMITATION ANY IMPLIED
-WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE,
-MERCHANTABLITY OR NON-INFRINGEMENT.
-
+WARRANTIES OR CONDITIONS OF TITLE, FITNESS FOR A PARTICULAR PURPOSE, 
+MERCHANTABLITY OR NON-INFRINGEMENT. 
+ 
 See the Apache Version 2.0 License for specific language governing permissions
 and limitations under the License.
 ***************************************************************************** */
@@ -283,7 +283,7 @@ interface ObjectConstructor {
      * @param target The target object to copy to.
      * @param source The source object from which to copy properties.
      */
-    assign<T extends {}, U>(target: T, source: U): T & U;
+    assign<T, U>(target: T, source: U): T & U;
 
     /**
      * Copy the values of all of the enumerable own properties from one or more source objects to a
@@ -292,7 +292,7 @@ interface ObjectConstructor {
      * @param source1 The first source object from which to copy properties.
      * @param source2 The second source object from which to copy properties.
      */
-    assign<T extends {}, U, V>(target: T, source1: U, source2: V): T & U & V;
+    assign<T, U, V>(target: T, source1: U, source2: V): T & U & V;
 
     /**
      * Copy the values of all of the enumerable own properties from one or more source objects to a
@@ -302,7 +302,7 @@ interface ObjectConstructor {
      * @param source2 The second source object from which to copy properties.
      * @param source3 The third source object from which to copy properties.
      */
-    assign<T extends {}, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W;
+    assign<T, U, V, W>(target: T, source1: U, source2: V, source3: W): T & U & V & W;
 
     /**
      * Copy the values of all of the enumerable own properties from one or more source objects to a