Add an ability to call WebKit's WebFrame::loadData via NavigationController.

content/public/browser/navigation_controller.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_PUBLIC_BROWSER_NAVIGATION_CONTROLLER_H_
 #define CONTENT_PUBLIC_BROWSER_NAVIGATION_CONTROLLER_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 159 matching lines @@
   // Same as LoadURL, but allows overriding the user agent of the
   // NavigationEntry before it loads.
   // TODO(dfalcantara): Consolidate the LoadURL* interfaces.
   virtual void LoadURLWithUserAgentOverride(const GURL& url,
                                             const Referrer& referrer,
                                             PageTransition type,
                                             bool is_renderer_initiated,
                                             const std::string& extra_headers,
                                             bool is_overriding_user_agent) = 0;
 
+  // Loads a 'data:' scheme URL with specified base URL and a history entry URL.
+  // This is only safe to be used for browser-initiated data: URL navigations,
+  // since it shows arbitrary content as if it comes from |history_url|.
+  virtual void LoadDataWithBaseURL(const GURL& data_url,
+                                   const Referrer& referrer,
+                                   const GURL& base_url,
+                                   const GURL& history_url,
+                                   bool is_overriding_user_agent) = 0;
+
   // Behaves like LoadURL() and LoadURLFromRenderer() but marks the new
   // navigation as being transferred from one RVH to another. In this case the
   // browser can recycle the old request once the new renderer wants to
   // navigate.
   // |transferred_global_request_id| identifies the request ID of the old
   // request.
   virtual void TransferURL(
       const GURL& url,
       const Referrer& referrer,
       PageTransition transition,
@@ skipping 81 matching lines @@
   virtual void CopyStateFromAndPrune(NavigationController* source) = 0;
 
   // Removes all the entries except the active entry. If there is a new pending
   // navigation it is preserved.
   virtual void PruneAllButActive() = 0;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_NAVIGATION_CONTROLLER_H_