[Offline Pages] Generate MHTML header in the browser process.

third_party/WebKit/Source/web/WebFrameSerializer.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 328 matching lines @@
            WebFrameSerializerCacheControlPolicy::kFailForNoStoreMainFrame);
 
   if (!need_to_check_no_store)
     return true;
 
   return !CacheControlNoStoreHeaderPresent(*web_local_frame_impl);
 }
 
 }  // namespace
 
-WebThreadSafeData WebFrameSerializer::GenerateMHTMLHeader(
-    const WebString& boundary,
-    WebLocalFrame* frame,
-    MHTMLPartsGenerationDelegate* delegate) {
-  TRACE_EVENT0("page-serialization", "WebFrameSerializer::generateMHTMLHeader");
-  DCHECK(frame);
-  DCHECK(delegate);
-
-  if (!FrameShouldBeSerializedAsMHTML(frame, delegate->CacheControlPolicy()))
-    return WebThreadSafeData();
-
-  WebLocalFrameImpl* web_local_frame_impl = ToWebLocalFrameImpl(frame);
-  DCHECK(web_local_frame_impl);
-
-  Document* document = web_local_frame_impl->GetFrame()->GetDocument();
-
-  RefPtr<RawData> buffer = RawData::Create();
-  MHTMLArchive::GenerateMHTMLHeader(boundary, document->title(),
-                                    document->SuggestedMIMEType(),
-                                    *buffer->MutableData());
-  return buffer.Release();
-}
-
 WebThreadSafeData WebFrameSerializer::GenerateMHTMLParts(
     const WebString& boundary,
     WebLocalFrame* web_frame,
     MHTMLPartsGenerationDelegate* web_delegate) {
   TRACE_EVENT0("page-serialization", "WebFrameSerializer::generateMHTMLParts");
   DCHECK(web_frame);
   DCHECK(web_delegate);
 
   if (!FrameShouldBeSerializedAsMHTML(web_frame,
                                       web_delegate->CacheControlPolicy()))
@@ skipping 78 matching lines @@
     const WebString& base_target) {
   // TODO(yosin) We should call |FrameSerializer::baseTagDeclarationOf()|.
   if (base_target.IsEmpty())
     return String("<base href=\".\">");
   String base_string = "<base href=\".\" target=\"" +
                        static_cast<const String&>(base_target) + "\">";
   return base_string;
 }
 
 }  // namespace blink