Add paper-menu-button and its dependencies to third_party/polymer

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

 
   Polymer({
 
     is: 'paper-progress',
 
     behaviors: [
       Polymer.IronRangeBehavior
     ],
 
     properties: {
@@ skipping 30 matching lines @@
 
     observers: [
       '_ratioChanged(ratio)',
       '_secondaryProgressChanged(secondaryProgress, min, max)'
     ],
 
     _toggleIndeterminate: function() {
       // If we use attribute/class binding, the animation sometimes doesn't translate properly
       // on Safari 7.1. So instead, we toggle the class here in the update method.
       this.toggleClass('indeterminate', this.indeterminate, this.$.activeProgress);
+      this.toggleClass('indeterminate', this.indeterminate, this.$.indeterminateSplitter);
     },
 
     _transformProgress: function(progress, ratio) {
       var transform = 'scaleX(' + (ratio / 100) + ')';
       progress.style.transform = progress.style.webkitTransform = transform;
     },
 
     _ratioChanged: function(ratio) {
       this._transformProgress(this.$.activeProgress, ratio);
     },
 
     _secondaryRatioChanged: function(secondaryRatio) {
       this._transformProgress(this.$.secondaryProgress, secondaryRatio);
     },
 
     _secondaryProgressChanged: function() {
       this.secondaryProgress = this._clampValue(this.secondaryProgress);
       this._setSecondaryRatio(this._calcRatio(this.secondaryProgress) * 100);
     }
 
   });