Add min and max to Iterable and Stream.

sdk/lib/html/templates/html/impl/impl_Node.darttemplate

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of html;
 
 /**
  * Lazy implementation of the child nodes of an element that does not request
  * the actual child nodes of an element until strictly necessary greatly
  * improving performance for the typical cases where it is not required.
@@ skipping 33 matching lines @@
     return result;
   }
   Node get single {
     int l = this.length;
     if (l == 0) throw new StateError("No elements");
     if (l > 1) throw new StateError("More than one element");
     return _this.$dom_firstChild;
   }
 $endif
 
+  Node min([int compare(Node a, Node b)]) {
+    return _Collections.minInList(this, compare);
+  }
+
+  Node max([int compare(Node a, Node b)]) {
+    return _Collections.maxInList(this, compare);
+  }
+
   void add(Node value) {
     _this.$dom_appendChild(value);
   }
 
   void addLast(Node value) {
     _this.$dom_appendChild(value);
   }
 
 
   void addAll(Iterable<Node> iterable) {
@@ skipping 169 matching lines @@
       final Node parent = this.parentNode;
       parent.$dom_replaceChild(otherNode, this);
     } catch (e) {
 
     };
     return this;
   }
 
 $!MEMBERS
 }