Revert of [Polymer] update polymer

third_party/polymer/v1_0/components-chromium/paper-input/paper-input-behavior-extracted.js

 // Generate unique, monotonically increasing IDs for labels (needed by
   // aria-labelledby) and add-ons.
   Polymer.PaperInputHelper = {};
   Polymer.PaperInputHelper.NextLabelID = 1;
   Polymer.PaperInputHelper.NextAddonID = 1;
 
   /**
    * Use `Polymer.PaperInputBehavior` to implement inputs with `<paper-input-container>`. This
    * behavior is implemented by `<paper-input>`. It exposes a number of properties from
    * `<paper-input-container>` and `<input is="iron-input">` and they should be bound in your
@@ skipping 412 matching lines @@
      * @return {boolean}
      */
     validate: function() {
       return this.inputElement.validate();
     },
 
     /**
      * Forward focus to inputElement. Overriden from IronControlState.
      */
     _focusBlurHandler: function(event) {
+      if (this._shiftTabPressed)
+        return;
+
       Polymer.IronControlState._focusBlurHandler.call(this, event);
 
       // Forward the focus to the nested input.
-      if (this.focused && !this._shiftTabPressed)
+      if (this.focused)
         this._focusableElement.focus();
     },
 
     /**
      * Handler that is called when a shift+tab keypress is detected by the menu.
      *
      * @param {CustomEvent} event A key combination event.
      */
     _onShiftTabDown: function(event) {
       var oldTabIndex = this.getAttribute('tabindex');
@@ skipping 68 matching lines @@
       }
     }
   }
 
   /** @polymerBehavior */
   Polymer.PaperInputBehavior = [
     Polymer.IronControlState,
     Polymer.IronA11yKeysBehavior,
     Polymer.PaperInputBehaviorImpl
   ];