Fix stream errors that occur after a stream starts not propagating.

content/browser/loader/stream_writer.cc

 // Copyright 2014 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/loader/stream_writer.h"
 
 #include "base/guid.h"
 #include "content/browser/streams/stream.h"
 #include "content/browser/streams/stream_registry.h"
 #include "content/public/browser/resource_controller.h"
 #include "net/base/io_buffer.h"
 #include "url/gurl.h"
 #include "url/url_constants.h"
 
 namespace content {
 
 StreamWriter::StreamWriter() : controller_(nullptr), immediate_mode_(false) {
 }
 
 StreamWriter::~StreamWriter() {
   if (stream_.get())
-    Finalize();
+    Finalize(0);
 }
 
 void StreamWriter::InitializeStream(StreamRegistry* registry,
                                     const GURL& origin) {
   DCHECK(!stream_.get());
 
   // TODO(tyoshino): Find a way to share this with the blob URL creation in
   // WebKit.
   GURL url(std::string(url::kBlobScheme) + ":" + origin.spec() +
            base::GenerateGUID());
@@ skipping 27 matching lines @@
   read_buffer_.swap(buffer);
   stream_->AddData(buffer, bytes_read);
 
   if (immediate_mode_)
     stream_->Flush();
 
   if (!stream_->can_add_data())
     *defer = true;
 }
 
-void StreamWriter::Finalize() {
+void StreamWriter::Finalize(int status) {
   DCHECK(stream_.get());
-  stream_->Finalize();
+  stream_->Finalize(status);
   stream_->RemoveWriteObserver(this);
   stream_ = nullptr;
 }
 
 void StreamWriter::OnSpaceAvailable(Stream* stream) {
   controller_->Resume();
 }
 
 void StreamWriter::OnClose(Stream* stream) {
   controller_->Cancel();
 }
 
 }  // namespace content