Roll third_party/polymer.

third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-light-extracted.js

Index: third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-light-extracted.js
diff --git a/third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-extracted.js b/third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-light-extracted.js
similarity index 88%
copy from third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-extracted.js
copy to third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-light-extracted.js
index 0a41ece722c0d60a8a3267e6f110af0b1919c433..4fa6d1879adc268a377b43201ae6cc994dc9a1d1 100644
--- a/third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-extracted.js
+++ b/third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-light-extracted.js
@@ -2,23 +2,12 @@
       'use strict';
 
       Polymer({
-        is: 'paper-dropdown-menu',
-
-        /**
-         * Fired when the dropdown opens.
-         *
-         * @event paper-dropdown-open
-         */
-
-        /**
-         * Fired when the dropdown closes.
-         *
-         * @event paper-dropdown-close
-         */
+        is: 'paper-dropdown-menu-light',
 
         behaviors: [
           Polymer.IronButtonState,
           Polymer.IronControlState,
+          Polymer.PaperRippleBehavior,
           Polymer.IronFormElementBehavior,
           Polymer.IronValidatableBehavior
         ],
@@ -56,7 +45,8 @@
           value: {
             type: String,
             notify: true,
-            readOnly: true
+            readOnly: true,
+            observer: '_valueChanged',
           },
 
           /**
@@ -74,13 +64,6 @@
           },
 
           /**
-           * The error message to display when invalid.
-           */
-          errorMessage: {
-              type: String
-          },
-
-          /**
            * True if the dropdown is open. Otherwise, false.
            */
           opened: {
@@ -134,6 +117,11 @@
           verticalAlign: {
             type: String,
             value: 'top'
+          },
+
+          hasContent: {
+            type: Boolean,
+            readOnly: true
           }
         },
 
@@ -267,6 +255,31 @@
           if (e) {
             e.setAttribute('aria-expanded', openState);
           }
-        }
+        },
+
+        _computeLabelClass: function(noLabelFloat, alwaysFloatLabel, hasContent) {
+          var cls = '';
+          if (noLabelFloat === true) {
+            return hasContent ? 'label-is-hidden' : '';
+          }
+
+          if (hasContent || alwaysFloatLabel === true) {
+            cls += ' label-is-floating';
+          }
+          return cls;
+        },
+
+        _valueChanged: function() {
+          // Only update if it's actually different.
+          if (this.$.input && this.$.input.textContent !== this.value) {
+            this.$.input.textContent = this.value;
+          }
+
+          if (this.value || this.value === 0 || this.value === false) {
+            this._setHasContent(true);
+          } else {
+            this._setHasContent(false);
+          }
+        },
       });
     })();