1 files changed, 44 insertions, 0 deletions
diff --git a/chromium/content/browser/devtools/devtools_tracing_handler.h b/chromium/content/browser/devtools/devtools_tracing_handler.h
new file mode 100644
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+++ b/chromium/content/browser/devtools/devtools_tracing_handler.h
@@ -0,0 +1,44 @@
+// Copyright (c) 2012 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 CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_
+#define CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_
+
+#include "base/debug/trace_event.h"
+#include "content/browser/devtools/devtools_protocol.h"
+#include "content/public/browser/trace_subscriber.h"
+
+namespace content {
+
+// This class bridges DevTools remote debugging server with the trace
+// infrastructure.
+class DevToolsTracingHandler
+    : public TraceSubscriber,
+      public DevToolsProtocol::Handler {
+ public:
+  DevToolsTracingHandler();
+  virtual ~DevToolsTracingHandler();
+
+  // TraceSubscriber:
+  virtual void OnEndTracingComplete() OVERRIDE;;
+  virtual void OnTraceDataCollected(
+      const scoped_refptr<base::RefCountedString>& trace_fragment) OVERRIDE;
+
+ private:
+  scoped_refptr<DevToolsProtocol::Response> OnStart(
+      scoped_refptr<DevToolsProtocol::Command> command);
+  scoped_refptr<DevToolsProtocol::Response> OnEnd(
+      scoped_refptr<DevToolsProtocol::Command> command);
+
+  base::debug::TraceLog::Options TraceOptionsFromString(
+      const std::string& options);
+
+  bool is_running_;
+
+  DISALLOW_COPY_AND_ASSIGN(DevToolsTracingHandler);
+};
+
+}  // namespace content
+
+#endif  // CONTENT_BROWSER_DEVTOOLS_DEVTOOLS_TRACING_HANDLER_H_