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third_party/polymer/components/paper-dialog-behavior/paper-dialog-behavior.html

Index: third_party/polymer/components/paper-dialog-behavior/paper-dialog-behavior.html
diff --git a/third_party/polymer/components/paper-dialog-behavior/paper-dialog-behavior.html b/third_party/polymer/components/paper-dialog-behavior/paper-dialog-behavior.html
index ea1aeb2ab44588b45fdb27ab78cec02de861ca01..6b45ddd160132ee2746378cc0e46ef390ca22362 100644
--- a/third_party/polymer/components/paper-dialog-behavior/paper-dialog-behavior.html
+++ b/third_party/polymer/components/paper-dialog-behavior/paper-dialog-behavior.html
@@ -10,10 +10,6 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
 
 <link rel="import" href="../polymer/polymer.html">
 <link rel="import" href="../iron-overlay-behavior/iron-overlay-behavior.html">
-<link rel="import" href="../iron-flex-layout/iron-flex-layout.html">
-<link rel="import" href="../paper-styles/default-theme.html">
-<link rel="import" href="../paper-styles/typography.html">
-<link rel="import" href="../paper-styles/shadow.html">
 
 <script>
 
@@ -40,24 +36,12 @@ Use the `dialog-dismiss` and `dialog-confirm` attributes on interactive controls
 dialog. If the user dismisses the dialog with `dialog-confirm`, the `closingReason` will update
 to include `confirmed: true`.
 
-### Styling
-
-The following custom properties and mixins are available for styling.
-
-Custom property | Description | Default
-----------------|-------------|----------
-`--paper-dialog-background-color` | Dialog background color                     | `--primary-background-color`
-`--paper-dialog-color`            | Dialog foreground color                     | `--primary-text-color`
-`--paper-dialog`                  | Mixin applied to the dialog                 | `{}`
-`--paper-dialog-title`            | Mixin applied to the title (`<h2>`) element | `{}`
-`--paper-dialog-button-color`     | Button area foreground color                | `--default-primary-color`
-
 ### Accessibility
 
 This element has `role="dialog"` by default. Depending on the context, it may be more appropriate
 to override this attribute with `role="alertdialog"`.
 
-If `modal` is set, the element will set `aria-modal` and prevent the focus from exiting the element.
+If `modal` is set, the element will prevent the focus from exiting the element.
 It will also ensure that focus remains in the dialog.
 
 @hero hero.svg
@@ -100,12 +84,6 @@ It will also ensure that focus remains in the dialog.
     },
 
     _modalChanged: function(modal, readied) {
-      if (modal) {
-        this.setAttribute('aria-modal', 'true');
-      } else {
-        this.setAttribute('aria-modal', 'false');
-      }
-
       // modal implies noCancelOnOutsideClick, noCancelOnEscKey and withBackdrop.
       // We need to wait for the element to be ready before we can read the
       // properties values.