Remove security_origin member from content::Stream.

content/browser/streams/stream.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.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "content/browser/streams/stream_handle_impl.h"
 #include "content/browser/streams/stream_read_observer.h"
 #include "content/browser/streams/stream_registry.h"
 #include "content/browser/streams/stream_write_observer.h"
 #include "net/base/io_buffer.h"
 
 namespace {
 // Start throttling the connection at about 1MB.
 const size_t kDeferSizeThreshold = 40 * 32768;
 }
 
 namespace content {
 
 Stream::Stream(StreamRegistry* registry,
                StreamWriteObserver* write_observer,
-               const GURL& security_origin,
                const GURL& url)
     : data_bytes_read_(0),
       can_add_data_(true),
-      security_origin_(security_origin),
       url_(url),
       data_length_(0),
       registry_(registry),
       read_observer_(NULL),
       write_observer_(write_observer),
       stream_handle_(NULL),
       weak_ptr_factory_(this) {
   CreateByteStream(base::MessageLoopProxy::current(),
                    base::MessageLoopProxy::current(),
                    kDeferSizeThreshold,
@@ skipping 100 matching lines @@
   if (write_observer_)
     write_observer_->OnSpaceAvailable(this);
 }
 
 void Stream::OnDataAvailable() {
   if (read_observer_)
     read_observer_->OnDataAvailable(this);
 }
 
 }  // namespace content
-