Make ZIP archiver a component extension.

chrome/browser/extensions/component_loader.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_COMPONENT_LOADER_H_
 #define CHROME_BROWSER_EXTENSIONS_COMPONENT_LOADER_H_
 
 #include <stddef.h>
 
 #include <memory>
@@ skipping 137 matching lines @@
   // Loads a registered component extension.
   void Load(const ComponentExtensionInfo& info);
 
   void AddDefaultComponentExtensionsWithBackgroundPages(
       bool skip_session_components);
   void AddDefaultComponentExtensionsWithBackgroundPagesForKioskMode();
   void AddFileManagerExtension();
   void AddVideoPlayerExtension();
   void AddAudioPlayerExtension();
   void AddGalleryExtension();
+  void AddZipArchiverExtension();
   void AddWebstoreWidgetExtension();
   void AddHangoutServicesExtension();
   void AddHotwordHelperExtension();
   void AddImageLoaderExtension();
   void AddNetworkSpeechSynthesisExtension();
 
   void AddWithNameAndDescription(int manifest_resource_id,
                                  const base::FilePath& root_directory,
                                  const std::string& name_string,
                                  const std::string& description_string);
@@ skipping 37 matching lines @@
   base::WeakPtrFactory<ComponentLoader> weak_factory_;
 
   friend class TtsApiTest;
 
   DISALLOW_COPY_AND_ASSIGN(ComponentLoader);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_BROWSER_EXTENSIONS_COMPONENT_LOADER_H_