Add a "LoadLog" parameter to transactions, hostresolver, clientsocketpool and proyxservice.This dependency comes from the parent URLRequest, and is used as a container for per-request profiling data.This change is strictly a no-op refactor -- the parameter is unused, and LoadLog does nothing.BUG=http://crbug.com/14478TEST=none -- just needs to compile and pass existing tests.DESIGN=<http://docs.google.com/Doc?id=dfhcnb2v_21gbtrcpr3&hl=en>

Review URL: http://codereview.chromium.org/126303

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@23127 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 24 insertions, 0 deletions

diff --git a/net/base/load_log.h b/net/base/load_log.h
new file mode 100644
index 0000000..0efe242
--- /dev/null
+++ b/net/base/load_log.h
@@ -0,0 +1,24 @@
+// Copyright (c) 2009 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.
+
+#ifndef NET_BASE_LOAD_LOG_H_
+#define NET_BASE_LOAD_LOG_H_
+
+#include "base/ref_counted.h"
+
+namespace net {
+
+// LoadLog stores profiling information on where time was spent while servicing
+// a request (waiting in queues, resolving hosts, resolving proxy, etc...).
+class LoadLog : public base::RefCounted<LoadLog> {
+ public:
+// TODO(eroman): Add an API similar to:
+//     void TrackEnterState(LoadState state);
+//     void TrackLeaveState(LoadState state);
+//     void Merge(const LoadLog* other);
+};
+
+}  // namespace net
+
+#endif  // NET_BASE_LOAD_LOG_H_