Re-land first pass BackgroundTracingManager.

content/browser/tracing/background_tracing_endpoint.cc

Index: content/browser/tracing/background_tracing_endpoint.cc
diff --git a/content/browser/tracing/background_tracing_endpoint.cc b/content/browser/tracing/background_tracing_endpoint.cc
new file mode 100644
index 0000000000000000000000000000000000000000..791acc69ba52cd3bbd72e5d06a20110579b8d834
--- /dev/null
+++ b/content/browser/tracing/background_tracing_endpoint.cc
@@ -0,0 +1,19 @@
+// Copyright (c) 2015 The Chromium Authors. All rights reserved.

[oystein (OOO til 10th of July), 2015/04/21 17:31:43]

nit: no (c)

+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+#include "content/browser/tracing/background_tracing_endpoint.h"
+
+#include "base/logging.h"

[oystein (OOO til 10th of July), 2015/04/21 17:31:43]

needed?

+#include "base/memory/ref_counted_memory.h"
+#include "base/memory/scoped_ptr.h"
+#include "third_party/zlib/zlib.h"

[oystein (OOO til 10th of July), 2015/04/21 17:31:43]

needed?

+
+BackgroundTracingEndpoint::BackgroundTracingEndpoint() {
+}
+
+BackgroundTracingEndpoint::~BackgroundTracingEndpoint() {
+}
+
+void BackgroundTracingEndpoint::SetDoneCallback(DoneCallback done_callback) {
+  done_callback_ = done_callback;
+}