headless: Initial headless embedder API implementation

headless/lib/browser/headless_devtools.h

Index: headless/lib/browser/headless_devtools.h
diff --git a/headless/lib/browser/headless_devtools.h b/headless/lib/browser/headless_devtools.h
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+// Copyright 2015 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 HEADLESS_LIB_BROWSER_HEADLESS_DEVTOOLS_H_
+#define HEADLESS_LIB_BROWSER_HEADLESS_DEVTOOLS_H_
+
+#include "base/memory/scoped_ptr.h"
+
+namespace devtools_http_handler {
+class DevToolsHttpHandler;
+}
+
+namespace headless {
+class HeadlessBrowserContext;
+
+// Starts a DevTools HTTP handler on the loopback interface on the port
+// configured by HeadlessBrowser::Options.
+scoped_ptr<devtools_http_handler::DevToolsHttpHandler>
+CreateLocalDevToolsHttpHandler(HeadlessBrowserContext* browser_context);
+
+}  // namespace content
+
+#endif  // HEADLESS_LIB_BROWSER_HEADLESS_DEVTOOLS_H_