Split up streams logic to prepare for PlzNavigate RDH changes.

content/public/browser/stream_info.cc

Index: content/public/browser/stream_info.cc
diff --git a/content/public/browser/stream_info.cc b/content/public/browser/stream_info.cc
new file mode 100644
index 0000000000000000000000000000000000000000..5472b98793ece0e733ec72311a9b19f55d0386d1
--- /dev/null
+++ b/content/public/browser/stream_info.cc
@@ -0,0 +1,16 @@
+// 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/public/browser/stream_info.h"
+
+#include "content/public/browser/stream_handle.h"
+#include "net/http/http_response_headers.h"
+
+namespace content {
+
+StreamInfo::StreamInfo() {}
+
+StreamInfo::~StreamInfo() {}
+
+}  // namespace content