merge to trunk all changes from 36817 until 37378 under the packages: polymer,

pkg/template_binding/lib/src/input_bindings.dart

 // Copyright (c) 2013, 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 template_binding;
 
 
 // Note: the JavaScript version monkeypatches(!!) the close method of the passed
 // in Bindable. We use a wrapper instead.
 class _InputBinding extends Bindable {
@@ skipping 89 matching lines @@
 
   static Stream<Event> _getStreamForInputType(element) {
     if (element is OptionElement) return element.onInput;
     switch (element.type) {
       case 'checkbox':
         return _checkboxEventType.forTarget(element);
       case 'radio':
       case 'select-multiple':
       case 'select-one':
         return element.onChange;
-      default:
-        return element.onInput;
+      case 'range':
+        if (window.navigator.userAgent.contains(new RegExp('Trident|MSIE'))) {
+          return element.onChange;
+        }
     }
+    return element.onInput;
   }
 
   // |element| is assumed to be an HTMLInputElement with |type| == 'radio'.
   // Returns an array containing all radio buttons other than |element| that
   // have the same |name|, either in the form that |element| belongs to or,
   // if no form, in the document tree to which |element| belongs.
   //
   // This implementation is based upon the HTML spec definition of a
   // "radio button group":
   //   http://www.whatwg.org/specs/web-apps/current-work/multipage/number-state.html#radio-button-group
@@ skipping 18 matching lines @@
 
   // TODO(jmesserly,sigmund): I wonder how many bindings typically convert from
   // one type to another (e.g. value-as-number) and whether it is useful to
   // have something like a int/num binding converter (either as a base class or
   // a wrapper).
   static int _toInt(value) {
     if (value is String) return int.parse(value, onError: (_) => 0);
     return value is int ? value : 0;
   }
 }
+
+_getTreeScope(Node node) {
+  Node parent;
+  while ((parent = node.parentNode) != null ) {
+    node = parent;
+  }
+
+  return _hasGetElementById(node) ? node : null;
+}
+
+// Note: JS code tests that getElementById is present. We can't do that
+// easily, so instead check for the types known to implement it.
+bool _hasGetElementById(Node node) =>
+    node is Document || node is ShadowRoot || node is SvgSvgElement;