[ChromeOS] Reland - Make WebUI login use only needed resources.

chrome/browser/ui/webui/chromeos/login/oobe_ui.cc

 // Copyright (c) 2011 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/ui/webui/chromeos/login/oobe_ui.h"
 
 #include <string>
 
 #include "base/command_line.h"
 #include "base/logging.h"
@@ skipping 18 matching lines @@
 #include "chrome/browser/ui/webui/theme_source.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/jstemplate_builder.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "grit/browser_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 
 namespace {
 
+// Path for a stripped down login page that does not have OOBE elements.
+const char kLoginPath[] = "login";
+
 // Path for the enterprise enrollment gaia page hosting.
 const char kEnterpriseEnrollmentGaiaLoginPath[] = "gaialogin";
 
 }  // namespace
 
 namespace chromeos {
 
 class OobeUIHTMLSource : public ChromeURLDataManager::DataSource {
  public:
   explicit OobeUIHTMLSource(DictionaryValue* localized_strings);
@@ skipping 23 matching lines @@
 
 void OobeUIHTMLSource::StartDataRequest(const std::string& path,
                                         bool is_incognito,
                                         int request_id) {
   std::string response;
   if (path.empty()) {
     static const base::StringPiece html(
         ResourceBundle::GetSharedInstance().GetRawDataResource(IDR_OOBE_HTML));
     response = jstemplate_builder::GetI18nTemplateHtml(
         html, localized_strings_.get());
+  } else if (path == kLoginPath) {
+    static const base::StringPiece html(
+        ResourceBundle::GetSharedInstance().GetRawDataResource(IDR_LOGIN_HTML));
+    response = jstemplate_builder::GetI18nTemplateHtml(
+        html, localized_strings_.get());
   } else if (path == kEnterpriseEnrollmentGaiaLoginPath) {
     static const base::StringPiece html(
         ResourceBundle::GetSharedInstance().GetRawDataResource(
             IDR_GAIA_LOGIN_HTML));
     response = jstemplate_builder::GetI18nTemplateHtml(
         html, localized_strings_.get());
   }
 
   SendResponse(request_id, base::RefCountedString::TakeString(&response));
 }
@@ skipping 129 matching lines @@
 
 void OobeUI::ShowOobeUI(bool show) {
   core_handler_->ShowOobeUI(show);
 }
 
 void OobeUI::ShowSigninScreen() {
   signin_screen_handler_->Show(core_handler_->show_oobe_ui());
 }
 
 }  // namespace chromeos