Serve mojo WebUI resources from the same origin as the WebUI itself.

content/browser/webui/web_ui_data_source_impl.h

 // 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.
 
 #ifndef CONTENT_BROWSER_WEBUI_WEB_UI_DATA_SOURCE_IMPL_H_
 #define CONTENT_BROWSER_WEBUI_WEB_UI_DATA_SOURCE_IMPL_H_
 
 #include <map>
 #include <string>
 
@@ skipping 20 matching lines @@
   void AddString(const std::string& name, const std::string& value) override;
   void AddLocalizedString(const std::string& name, int ids) override;
   void AddLocalizedStrings(
       const base::DictionaryValue& localized_strings) override;
   void AddBoolean(const std::string& name, bool value) override;
   void SetJsonPath(const std::string& path) override;
   void AddResourcePath(const std::string& path, int resource_id) override;
   void SetDefaultResource(int resource_id) override;
   void SetRequestFilter(
       const WebUIDataSource::HandleRequestCallback& callback) override;
+  void AddMojoResources() override;
   void DisableReplaceExistingSource() override;
   void DisableContentSecurityPolicy() override;
   void OverrideContentSecurityPolicyObjectSrc(const std::string& data) override;
   void OverrideContentSecurityPolicyFrameSrc(const std::string& data) override;
   void DisableDenyXFrameOptions() override;
 
  protected:
   ~WebUIDataSourceImpl() override;
 
   // Completes a request by sending our dictionary of localized strings.
@@ skipping 43 matching lines @@
   bool deny_xframe_options_;
   bool disable_set_font_strings_;
   bool replace_existing_source_;
 
   DISALLOW_COPY_AND_ASSIGN(WebUIDataSourceImpl);
 };
 
 }  // content
 
 #endif  // CONTENT_BROWSER_WEBUI_WEB_UI_DATA_SOURCE_IMPL_H_