Create a spellcheck component that will allow any embedder to reuse common functionality.

chrome/chrome_common.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': {
     # File lists shared with GN build.
     'chrome_common_sources': [
       'common/all_messages.h',
       'common/attrition_experiments.h',
@@ skipping 65 matching lines @@
       'common/render_messages.h',
       'common/resource_usage_reporter_type_converters.cc',
       'common/resource_usage_reporter_type_converters.h',
       'common/safe_browsing/safebrowsing_messages.h',
       'common/search_provider.h',
       'common/search_types.h',
       'common/search_urls.cc',
       'common/search_urls.h',
       'common/secure_origin_whitelist.cc',
       'common/secure_origin_whitelist.h',
-      'common/spellcheck_bdict_language.h',
       'common/spellcheck_common.cc',
       'common/spellcheck_common.h',
-      'common/spellcheck_marker.h',
-      'common/spellcheck_messages.h',
-      'common/spellcheck_result.h',
       'common/switch_utils.cc',
       'common/switch_utils.h',
       'common/trace_event_args_whitelist.cc',
       'common/trace_event_args_whitelist.h',
       'common/tts_messages.h',
       'common/tts_utterance_request.cc',
       'common/tts_utterance_request.h',
       'common/url_constants.cc',
       'common/url_constants.h',
       'common/v8_breakpad_support_win.cc',
@@ skipping 228 matching lines @@
         '<(DEPTH)/components/components.gyp:gcm_driver_common',
         '<(DEPTH)/components/components.gyp:json_schema',
         '<(DEPTH)/components/components.gyp:metrics',
         '<(DEPTH)/components/components.gyp:metrics_net',
         '<(DEPTH)/components/components.gyp:omnibox_common',
         '<(DEPTH)/components/components.gyp:policy',
         '<(DEPTH)/components/components.gyp:policy_component_common',
         # TODO(fdoray): Remove this once the PreRead field trial has expired.
         # crbug.com/577698
         '<(DEPTH)/components/components.gyp:startup_metric_utils_common',
+        '<(DEPTH)/components/components.gyp:spellcheck_common',
         '<(DEPTH)/components/components.gyp:translate_core_common',
         '<(DEPTH)/components/components.gyp:variations',
         '<(DEPTH)/components/components.gyp:version_info',
         '<(DEPTH)/components/components_strings.gyp:components_strings',
         '<(DEPTH)/components/prefs/prefs.gyp:prefs',
         '<(DEPTH)/components/url_formatter/url_formatter.gyp:url_formatter',
         '<(DEPTH)/content/content.gyp:content_common',
         '<(DEPTH)/crypto/crypto.gyp:crypto',
         '<(DEPTH)/net/net.gyp:net',
         '<(DEPTH)/skia/skia.gyp:skia',
@@ skipping 300 matching lines @@
         'common/image_decoder.mojom',
         'common/resource_usage_reporter.mojom',
       ],
       'dependencies': [
         '../mojo/mojo_public.gyp:mojo_cpp_bindings',
         '../skia/skia.gyp:skia_mojo',
       ],
     },
   ],
 }