Offline Pages: Use 'binary encoding' to create MHTML, instead of base64.

content/browser/download/mhtml_generation_manager.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_DOWNLOAD_MHTML_GENERATION_MANAGER_H_
 #define CONTENT_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_
 
 #include <stdint.h>
 
 #include <map>
@@ skipping 22 matching lines @@
   static MHTMLGenerationManager* GetInstance();
 
   // GenerateMHTMLCallback is called to report completion and status of MHTML
   // generation.  On success |file_size| indicates the size of the
   // generated file.  On failure |file_size| is -1.
   typedef base::Callback<void(int64_t file_size)> GenerateMHTMLCallback;
 
   // Instructs the render view to generate a MHTML representation of the current
   // page for |web_contents|.
   void SaveMHTML(WebContents* web_contents,
+                 bool use_binary_encoding,
                  const base::FilePath& file_path,
                  const GenerateMHTMLCallback& callback);
 
   // Handler for FrameHostMsg_SerializeAsMHTMLResponse (a notification from the
   // renderer that the MHTML generation finished for a single frame).
   void OnSerializeAsMHTMLResponse(
       RenderFrameHostImpl* sender,
       int job_id,
       bool mhtml_generation_in_renderer_succeeded,
       const std::set<std::string>& digests_of_uris_of_serialized_resources);
@@ skipping 13 matching lines @@
   // been created.
   void OnFileAvailable(int job_id, base::File browser_file);
 
   // Called on the UI thread when a job has been finished.
   void JobFinished(Job* job, JobStatus job_status);
 
   // Called on the UI thread after the file got finalized and we have its size.
   void OnFileClosed(int job_id, JobStatus job_status, int64_t file_size);
 
   // Creates and registers a new job.
-  int NewJob(WebContents* web_contents, const GenerateMHTMLCallback& callback);
+  int NewJob(WebContents* web_contents,
+             bool use_binary_encoding,
+             const GenerateMHTMLCallback& callback);
 
   // Finds job by id.  Returns nullptr if no job with a given id was found.
   Job* FindJob(int job_id);
 
   // Called when the render process connected to a job exits.
   void RenderProcessExited(Job* job);
 
   typedef std::map<int, Job*> IDToJobMap;
   IDToJobMap id_to_job_;
 
   int next_job_id_;
 
   DISALLOW_COPY_AND_ASSIGN(MHTMLGenerationManager);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_DOWNLOAD_MHTML_GENERATION_MANAGER_H_