Introduces a new MHTML generation parameter specifying different behvaior for cache-control headers.

content/browser/web_contents/web_contents_impl.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 "content/browser/web_contents/web_contents_impl.h"
 
 #include <stddef.h>
 
 #include <cmath>
 #include <utility>
@@ skipping 2783 matching lines @@
       std::vector<std::string> pair = base::SplitString(
           key_value, ":", base::TRIM_WHITESPACE, base::SPLIT_WANT_ALL);
       DCHECK_EQ(2ul, pair.size());
       params->add_request_header(pair[0], pair[1]);
     }
   }
   dlm->DownloadUrl(std::move(params));
 }
 
 void WebContentsImpl::GenerateMHTML(
-    const base::FilePath& file,
-    bool use_binary_encoding,
+    const MHTMLGenerationParams& params,
     const base::Callback<void(int64_t)>& callback) {
-  MHTMLGenerationManager::GetInstance()->SaveMHTML(this, use_binary_encoding,
-                                                   file, callback);
+  MHTMLGenerationManager::GetInstance()->SaveMHTML(this, params, callback);
 }
 
 const std::string& WebContentsImpl::GetContentsMimeType() const {
   return contents_mime_type_;
 }
 
 bool WebContentsImpl::WillNotifyDisconnection() const {
   return notify_disconnection_;
 }
 
@@ skipping 2214 matching lines @@
   for (RenderViewHost* render_view_host : render_view_host_set)
     render_view_host->OnWebkitPreferencesChanged();
 }
 
 void WebContentsImpl::SetJavaScriptDialogManagerForTesting(
     JavaScriptDialogManager* dialog_manager) {
   dialog_manager_ = dialog_manager;
 }
 
 }  // namespace content