Pass http response headers to the streamsPrivate API callback

content/browser/streams/stream_handle_impl.cc

 // Copyright (c) 2013 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/streams/stream_handle_impl.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "content/browser/streams/stream.h"
 
 namespace content {
 
 StreamHandleImpl::StreamHandleImpl(const base::WeakPtr<Stream>& stream,
                                    const GURL& original_url,
-                                   const std::string& mime_type)
+                                   const std::string& mime_type,
+                                   const std::string& response_headers)
     : stream_(stream),
       url_(stream->url()),
       original_url_(original_url),
       mime_type_(mime_type),
+      response_headers_(response_headers),
       stream_message_loop_(base::MessageLoopProxy::current().get()) {}
 
 StreamHandleImpl::~StreamHandleImpl() {
   stream_message_loop_->PostTask(FROM_HERE,
                                  base::Bind(&Stream::CloseHandle, stream_));
 }
 
 const GURL& StreamHandleImpl::GetURL() {
   return url_;
 }
 
 const GURL& StreamHandleImpl::GetOriginalURL() {
   return original_url_;
 }
 
 const std::string& StreamHandleImpl::GetMimeType() {
   return mime_type_;
 }
 
+const std::string& StreamHandleImpl::GetResponseHeaders() {
+  return response_headers_;
+}
+
 }  // namespace content