Split up streams logic to prepare for PlzNavigate RDH changes.

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 "base/values.h"
@@ skipping 142 matching lines @@
       buf_size : remaining_bytes;
   memcpy(buf->data(), data_->data() + data_bytes_read_, to_read);
   data_bytes_read_ += to_read;
   if (data_bytes_read_ >= data_length_)
     ClearBuffer();
 
   *bytes_read = to_read;
   return STREAM_HAS_DATA;
 }
 
-scoped_ptr<StreamHandle> Stream::CreateHandle(
-    const GURL& original_url,
-    const std::string& mime_type,
-    scoped_refptr<net::HttpResponseHeaders> response_headers) {
+scoped_ptr<StreamHandle> Stream::CreateHandle() {
   CHECK(!stream_handle_);
-  stream_handle_ = new StreamHandleImpl(weak_ptr_factory_.GetWeakPtr(),
-                                        original_url,
-                                        mime_type,
-                                        response_headers);
+  stream_handle_ = new StreamHandleImpl(weak_ptr_factory_.GetWeakPtr());
   return scoped_ptr<StreamHandle>(stream_handle_).Pass();
 }
 
 void Stream::CloseHandle() {
   // Prevent deletion until this function ends.
   scoped_refptr<Stream> ref(this);
 
   CHECK(stream_handle_);
   stream_handle_ = NULL;
   registry_->UnregisterStream(url());
@@ skipping 12 matching lines @@
     read_observer_->OnDataAvailable(this);
 }
 
 void Stream::ClearBuffer() {
   data_ = NULL;
   data_length_ = 0;
   data_bytes_read_ = 0;
 }
 
 }  // namespace content