Implement a JavaScript API for document scanning

chrome/chrome_browser_extensions.gypi

 # Copyright (c) 2013 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.
 
 {
   'variables': {
     'chrome_browser_extensions_chromeos_sources': [
       'browser/extensions/api/diagnostics/diagnostics_api.cc',
       'browser/extensions/api/diagnostics/diagnostics_api.h',
       'browser/extensions/api/diagnostics/diagnostics_api_chromeos.cc',
@@ skipping 236 matching lines @@
       'browser/extensions/api/dial/dial_api.cc',
       'browser/extensions/api/dial/dial_api.h',
       'browser/extensions/api/dial/dial_api_factory.cc',
       'browser/extensions/api/dial/dial_api_factory.h',
       'browser/extensions/api/dial/dial_device_data.cc',
       'browser/extensions/api/dial/dial_device_data.h',
       'browser/extensions/api/dial/dial_registry.cc',
       'browser/extensions/api/dial/dial_registry.h',
       'browser/extensions/api/dial/dial_service.cc',
       'browser/extensions/api/dial/dial_service.h',
+      'browser/extensions/api/document_scan/document_scan_api.cc',
+      'browser/extensions/api/document_scan/document_scan_api.h',
       'browser/extensions/api/downloads/downloads_api.cc',
       'browser/extensions/api/downloads/downloads_api.h',
       'browser/extensions/api/downloads_internal/downloads_internal_api.cc',
       'browser/extensions/api/downloads_internal/downloads_internal_api.h',
       'browser/extensions/api/easy_unlock_private/easy_unlock_private_api.cc',
       'browser/extensions/api/easy_unlock_private/easy_unlock_private_api.h',
       'browser/extensions/api/easy_unlock_private/easy_unlock_private_bluetooth_util.cc',
       'browser/extensions/api/easy_unlock_private/easy_unlock_private_bluetooth_util.h',
       'browser/extensions/api/easy_unlock_private/easy_unlock_private_bluetooth_util_chromeos.cc',
       'browser/extensions/api/easy_unlock_private/easy_unlock_private_crypto_delegate.h',
@@ skipping 899 matching lines @@
           ],
         }, {  # use_brlapi==0
           'sources': [
             'browser/extensions/api/braille_display_private/braille_controller_stub.cc',
           ],
         }],
       ],
     },
   ],
 }