Update Polymer from 1.1.4 -> 1.1.5

third_party/polymer/v1_0/components-chromium/paper-button/paper-button-extracted.js

-
-  Polymer({
+Polymer({
     is: 'paper-button',
 
     behaviors: [
       Polymer.PaperButtonBehavior
     ],
 
     properties: {
       /**
        * If true, the button should be styled with a shadow.
        */
       raised: {
         type: Boolean,
         reflectToAttribute: true,
         value: false,
         observer: '_calculateElevation'
       }
     },
 
     _calculateElevation: function() {
       if (!this.raised) {
-        this._elevation = 0;
+        this.elevation = 0;
       } else {
         Polymer.PaperButtonBehaviorImpl._calculateElevation.apply(this);
       }
-    },
-
-    _computeContentClass: function(receivedFocusFromKeyboard) {
-      var className = 'content ';
-      if (receivedFocusFromKeyboard) {
-        className += ' keyboard-focus';
-      }
-      return className;
     }
-  });
+  });