Reduce the log level for printer capability fetch failure.

chrome/browser/resources/print_preview/data/destination_store.js

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 cr.define('print_preview', function() {
   'use strict';
 
   /**
    * A data store that stores destinations and dispatches events when the data
    * store changes.
@@ skipping 1582 matching lines @@
     },
 
     /**
      * Called when a request to get a local destination's print capabilities
      * fails. If the destination is the initial destination, auto-select another
      * destination instead.
      * @param {Event} event Contains the destination ID that failed.
      * @private
      */
     onGetCapabilitiesFail_: function(event) {
-      console.error('Failed to get print capabilities for printer ' +
+      console.warn('Failed to get print capabilities for printer ' +
                     event.destinationId);
       if (this.autoSelectMatchingDestination_ &&
           this.autoSelectMatchingDestination_.matchIdAndOrigin(
               event.destinationId, event.destinationOrigin)) {
         this.selectDefaultDestination_();
       }
     },
 
     /**
      * Called when the /search call completes, either successfully or not.
@@ skipping 160 matching lines @@
       return this.getDestinationKey_(
           destination.origin, destination.id, destination.account);
     }
   };
 
   // Export
   return {
     DestinationStore: DestinationStore
   };
 });