Remove virtual keyboard support.

chrome/browser/extensions/component_loader.cc

 // 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.
 
 #include "chrome/browser/extensions/component_loader.h"
 
 #include "base/command_line.h"
 #include "base/file_util.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/path_service.h"
@@ skipping 257 matching lines @@
     Add(IDR_BOOKMARKS_MANIFEST,
         FilePath(FILE_PATH_LITERAL("bookmark_manager")));
 #else
   Add(IDR_BOOKMARKS_MANIFEST, FilePath(FILE_PATH_LITERAL("bookmark_manager")));
 #endif
 
 #if defined(FILE_MANAGER_EXTENSION)
   AddFileManagerExtension();
 #endif
 
-#if defined(USE_VIRTUAL_KEYBOARD)
-  Add(IDR_KEYBOARD_MANIFEST, FilePath(FILE_PATH_LITERAL("keyboard")));
-#endif
-
 #if defined(OS_CHROMEOS)
     Add(IDR_MOBILE_MANIFEST,
         FilePath(FILE_PATH_LITERAL("/usr/share/chromeos-assets/mobile")));
 
     Add(IDR_CROSH_BUILTIN_MANIFEST, FilePath(FILE_PATH_LITERAL(
         "/usr/share/chromeos-assets/crosh_builtin")));
 
     const CommandLine* command_line = CommandLine::ForCurrentProcess();
     if (command_line->HasSwitch(switches::kAuthExtensionPath)) {
       FilePath auth_extension_path =
@@ skipping 64 matching lines @@
 void ComponentLoader::RegisterUserPrefs(PrefService* prefs) {
   prefs->RegisterStringPref(prefs::kEnterpriseWebStoreURL,
                             std::string() /* default_value */,
                             PrefService::UNSYNCABLE_PREF);
   prefs->RegisterStringPref(prefs::kEnterpriseWebStoreName,
                             std::string() /* default_value */,
                             PrefService::UNSYNCABLE_PREF);
 }
 
 }  // namespace extensions