Add a virtual keyboard webui at chrome://keyboard/

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 311 matching lines @@
 
   if (manifest) {
     // Update manifest to use a proper name.
     manifest->SetString(extension_manifest_keys::kName,
                         l10n_util::GetStringUTF8(IDS_SHORT_PRODUCT_NAME));
     Add(manifest, base::FilePath(FILE_PATH_LITERAL("chrome_app")));
   }
 #endif
 }
 
+void ComponentLoader::AddVirtualKeyboardApp() {
+#if defined(USE_ASH)
+  std::string id = Add(IDR_VIRTUAL_KEYBOARD_MANIFEST,
+      base::FilePath(FILE_PATH_LITERAL("virtual_keyboard")));
+#endif
+}
+
 // static
 void ComponentLoader::EnableBackgroundExtensionsForTesting() {
   enable_background_extensions_during_testing = true;
 }
 
 void ComponentLoader::AddDefaultComponentExtensions(
     bool skip_session_components) {
   // Do not add component extensions that have background pages here -- add them
   // to AddDefaultComponentExtensionsWithBackgroundPages.
 #if defined(OS_CHROMEOS)
@@ skipping 32 matching lines @@
   if (!skip_session_components) {
     Add(IDR_WEBSTORE_MANIFEST, base::FilePath(FILE_PATH_LITERAL("web_store")));
 
     // If a URL for the enterprise webstore has been specified, load the
     // component extension. This extension might also be loaded later, because
     // it is specified by policy, and on ChromeOS policies are loaded after
     // the browser process has started.
     AddOrReloadEnterpriseWebStore();
 
     AddChromeApp();
+    AddVirtualKeyboardApp();
   }
 
   AddDefaultComponentExtensionsWithBackgroundPages(skip_session_components);
 }
 
 void ComponentLoader::AddDefaultComponentExtensionsWithBackgroundPages(
     bool skip_session_components) {
   const CommandLine* command_line = CommandLine::ForCurrentProcess();
 
   // Component extensions with background pages are not enabled during tests
@@ skipping 77 matching lines @@
 void ComponentLoader::RegisterUserPrefs(PrefRegistrySyncable* registry) {
   registry->RegisterStringPref(prefs::kEnterpriseWebStoreURL,
                                std::string() /* default_value */,
                                PrefRegistrySyncable::UNSYNCABLE_PREF);
   registry->RegisterStringPref(prefs::kEnterpriseWebStoreName,
                                std::string() /* default_value */,
                                PrefRegistrySyncable::UNSYNCABLE_PREF);
 }
 
 }  // namespace extensions