Introduce chrome://cr-elements with Polymer .8 cr-elements

chrome/browser/ui/webui/chrome_web_ui_controller_factory.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/ui/webui/chrome_web_ui_controller_factory.h"
 
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
@@ skipping 50 matching lines @@
 #include "components/favicon/core/favicon_service.h"
 #include "components/favicon_base/favicon_util.h"
 #include "components/favicon_base/select_favicon_frames.h"
 #include "components/history/core/browser/history_types.h"
 #include "components/password_manager/core/common/password_manager_switches.h"
 #include "components/signin/core/common/profile_management_switches.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/common/content_client.h"
 #include "content/public/common/url_utils.h"
+#include "grit/browser_resources.h"
 #include "ui/gfx/favicon_size.h"
 #include "ui/oobe/oobe_md_ui.h"
 #include "ui/web_dialogs/web_dialog_ui.h"
 #include "url/gurl.h"
 
 #if !defined(DISABLE_NACL)
 #include "chrome/browser/ui/webui/nacl_ui.h"
 #endif
 
 #if defined(ENABLE_CONFIGURATION_POLICY)
@@ skipping 124 matching lines @@
   return new ExtensionWebUI(web_ui, url);
 }
 #endif  // defined(ENABLE_EXTENSIONS)
 
 // Special case for older about: handlers.
 template<>
 WebUIController* NewWebUI<AboutUI>(WebUI* web_ui, const GURL& url) {
   return new AboutUI(web_ui, url.host());
 }
 
+class CrElementsUI : public content::WebUIController {

[michaelpg, 2015/05/14 03:05:11]

This is weird. I'd prefer you create a new file.

+ public:
+  explicit CrElementsUI(content::WebUI* web_ui)
+      : content::WebUIController(web_ui) {
+    content::WebUIDataSource* html =
+        content::WebUIDataSource::Create(chrome::kChromeUICrElementsHost);
+    html->SetDefaultResource(IDR_CR_ELEMENTS_UI_HTML);
+    html->AddResourcePath("cr_elements_ui.js", IDR_CR_ELEMENTS_UI_JS);
+
+    content::WebUIDataSource::Add(web_ui->GetWebContents()->GetBrowserContext(),
+                                  html);
+  }
+  ~CrElementsUI() override {}
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(CrElementsUI);
+};
+
 #if defined(OS_CHROMEOS)
 template<>
 WebUIController* NewWebUI<chromeos::OobeUI>(WebUI* web_ui, const GURL& url) {
   return new chromeos::OobeUI(web_ui, url);
 }
 
 template <>
 WebUIController* NewWebUI<OobeMdUI>(WebUI* web_ui, const GURL& url) {
   chromeos::Oobe::Register();
   return new OobeMdUI(web_ui, url.host());
@@ skipping 80 matching lines @@
   // dialog as backup.  It's just that on Chrome OS, it's the only
   // print dialog.
   if (url.host() == chrome::kChromeUICloudPrintResourcesHost)
     return &NewWebUI<ExternalWebDialogUI>;
   if (url.host() == chrome::kChromeUICloudPrintSetupHost)
     return &NewWebUI<WebDialogUI>;
   if (url.host() == chrome::kChromeUIComponentsHost)
     return &NewWebUI<ComponentsUI>;
   if (url.spec() == chrome::kChromeUIConstrainedHTMLTestURL)
     return &NewWebUI<ConstrainedWebDialogUI>;
+  if (url.host() == chrome::kChromeUICrElementsHost)
+    return &NewWebUI<CrElementsUI>;
   if (url.host() == chrome::kChromeUICrashesHost)
     return &NewWebUI<CrashesUI>;
   if (url.host() == chrome::kChromeUIDeviceLogHost)
     return &NewWebUI<chromeos::DeviceLogUI>;
   if (url.host() == chrome::kChromeUIDomainReliabilityInternalsHost)
     return &NewWebUI<DomainReliabilityInternalsUI>;
   if (url.host() == chrome::kChromeUIFlagsHost)
     return &NewWebUI<FlagsUI>;
   if (url.host() == chrome::kChromeUIHistoryFrameHost)
     return &NewWebUI<HistoryUI>;
@@ skipping 431 matching lines @@
 #endif
 
   // Android doesn't use the plugins pages.
   if (page_url.host() == chrome::kChromeUIPluginsHost)
     return PluginsUI::GetFaviconResourceBytes(scale_factor);
 
 #endif
 
   return NULL;
 }