update elements and fix some bugs

lib/paper_input_container.dart

 // DO NOT EDIT: auto-generated with `pub run custom_element_apigen:update`
 
 /// Dart API for the polymer element `paper_input_container`.
 @HtmlImport('paper_input_container_nodart.html')
 library polymer_elements.lib.src.paper_input.paper_input_container;
 
 import 'dart:html';
 import 'dart:js' show JsArray, JsObject;
 import 'package:web_components/web_components.dart';
 import 'package:polymer_interop/polymer_interop.dart';
@@ skipping 55 matching lines @@
 ///
 /// The following custom properties and mixins are available for styling:
 ///
 /// Custom property | Description | Default
 /// ----------------|-------------|----------
 /// `--paper-input-container-color` | Label and underline color when the input is not focused | `--secondary-text-color`
 /// `--paper-input-container-focus-color` | Label and underline color when the input is focused | `--default-primary-color`
 /// `--paper-input-container-invalid-color` | Label and underline color when the input is is invalid | `--google-red-500`
 /// `--paper-input-container-input-color` | Input foreground color | `--primary-text-color`
 /// `--paper-input-container` | Mixin applied to the container | `{}`
+/// `--paper-input-container-disabled` | Mixin applied to the container when it's disabled | `{}`
 /// `--paper-input-container-label` | Mixin applied to the label | `{}`
 /// `--paper-input-container-label-focus` | Mixin applied to the label when the input is focused | `{}`
 /// `--paper-input-container-input` | Mixin applied to the input | `{}`
-/// `--paper-input-container-input-disabled` | Mixin applied to the input when it's disabled | `{}`
-/// `--paper-input-container-prefix` | Mixin applied to the input prefix | `{}`
-/// `--paper-input-container-suffix` | Mixin applied to the input suffix | `{}`
 /// `--paper-input-container-underline` | Mixin applied to the underline | `{}`
 /// `--paper-input-container-underline-focus` | Mixin applied to the underline when the input is focued | `{}`
 /// `--paper-input-container-underline-disabled` | Mixin applied to the underline when the input is disabled | `{}`
+/// `--paper-input-prefix` | Mixin applied to the input prefix | `{}`
+/// `--paper-input-suffix` | Mixin applied to the input suffix | `{}`
 ///
 /// This element is `display:block` by default, but you can set the `inline` attribute to make it
 /// `display:inline-block`.
 @CustomElementProxy('paper-input-container')
 class PaperInputContainer extends HtmlElement with CustomElementProxyMixin, PolymerBase {
   PaperInputContainer.created() : super.created();
   factory PaperInputContainer() => new Element.tag('paper-input-container');
 
   /// Set to true to always float the floating label.
   bool get alwaysFloatLabel => jsElement[r'alwaysFloatLabel'];
   set alwaysFloatLabel(bool value) { jsElement[r'alwaysFloatLabel'] = value; }
 
   /// The attribute to listen for value changes on.
   String get attrForValue => jsElement[r'attrForValue'];
   set attrForValue(String value) { jsElement[r'attrForValue'] = value; }
 
   /// Set to true to auto-validate the input value when it changes.
   bool get autoValidate => jsElement[r'autoValidate'];
   set autoValidate(bool value) { jsElement[r'autoValidate'] = value; }
 
   /// True if the input has focus.
   bool get focused => jsElement[r'focused'];
   set focused(bool value) { jsElement[r'focused'] = value; }
 
   /// True if the input is invalid. This property is set automatically when the input value
-  /// changes if auto-validating, or when the `iron-input-valid` event is heard from a child.
+  /// changes if auto-validating, or when the `iron-input-validate` event is heard from a child.
   bool get invalid => jsElement[r'invalid'];
   set invalid(bool value) { jsElement[r'invalid'] = value; }
 
   /// Set to true to disable the floating label. The label disappears when the input value is
   /// not null.
   bool get noLabelFloat => jsElement[r'noLabelFloat'];
   set noLabelFloat(bool value) { jsElement[r'noLabelFloat'] = value; }
 
   /// Call this to update the state of add-ons.
   /// [state]: Add-on state.
   updateAddons(state) =>
       jsElement.callMethod('updateAddons', [state]);
 }