Printing selection from context menu.

chrome/browser/resources/print_preview/native_layer.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';
 
   /**
    * An interface to the native Chromium printing system layer.
    * @constructor
@@ skipping 318 matching lines @@
       }
 
       var nativeInitialSettings = new print_preview.NativeInitialSettings(
           initialSettings['printAutomaticallyInKioskMode'] || false,
           numberFormatSymbols[0] || ',',
           numberFormatSymbols[1] || '.',
           unitType,
           initialSettings['previewModifiable'] || false,
           initialSettings['initiatorTabTitle'] || '',
           initialSettings['documentHasSelection'] || null,
-          initialSettings['selectionOnly'] || null,
+          initialSettings['shouldPrintSelectionOnly'] || null,
           initialSettings['printerName'] || null,
           initialSettings['appState'] || null);
 
       var initialSettingsSetEvent = new cr.Event(
           NativeLayer.EventType.INITIAL_SETTINGS_SET);
       initialSettingsSetEvent.initialSettings = nativeInitialSettings;
       this.dispatchEvent(initialSettingsSetEvent);
     },
 
     /**
@@ skipping 362 matching lines @@
       return this.serializedAppStateStr_;
     }
   };
 
   // Export
   return {
     NativeInitialSettings: NativeInitialSettings,
     NativeLayer: NativeLayer
   };
 });