Print Preview: Remove unused event

chrome/browser/resources/print_preview/native_layer.js

Index: chrome/browser/resources/print_preview/native_layer.js
diff --git a/chrome/browser/resources/print_preview/native_layer.js b/chrome/browser/resources/print_preview/native_layer.js
index 4ad76dea1179c79c459e089a01e900fc107a49e3..9c818a3de4a3f8285c9fec32c8aa25915e795261 100644
--- a/chrome/browser/resources/print_preview/native_layer.js
+++ b/chrome/browser/resources/print_preview/native_layer.js
@@ -126,7 +126,6 @@ cr.define('print_preview', function() {
     FILE_SELECTION_COMPLETE:
         'print_preview.NativeLayer.FILE_SELECTION_COMPLETE',
     GET_CAPABILITIES_FAIL: 'print_preview.NativeLayer.GET_CAPABILITIES_FAIL',
-    LOCAL_DESTINATIONS_SET: 'print_preview.NativeLayer.LOCAL_DESTINATIONS_SET',
     MANIPULATE_SETTINGS_FOR_TEST:
         'print_preview.NativeLayer.MANIPULATE_SETTINGS_FOR_TEST',
     PAGE_COUNT_READY: 'print_preview.NativeLayer.PAGE_COUNT_READY',
@@ -228,8 +227,8 @@ cr.define('print_preview', function() {
     },
 
     /**
-     * Requests the system's local print destinations. A LOCAL_DESTINATIONS_SET
-     * event will be dispatched in response.
+     * Requests the system's local print destinations. The promise will be
+     * resolved with a list of the local destinations.
      * @return {!Promise<!Array<print_preview.LocalDestinationInfo>>}
      */
     getPrinters: function() {