Update cc trace instrumentation to use tracing's object snapshot API

R=enne
NOTRY=True

The failures are flake.

Review URL: https://chromiumcodereview.appspot.com/14756004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@199056 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 41 insertions, 0 deletions

diff --git a/cc/debug/traced_value.h b/cc/debug/traced_value.h
new file mode 100644
index 0000000..e5d63a1
--- /dev/null
+++ b/cc/debug/traced_value.h
@@ -0,0 +1,41 @@
+// Copyright 2013 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 CC_DEBUG_TRACED_VALUE_H_
+#define CC_DEBUG_TRACED_VALUE_H_
+
+#include <string>
+
+#include "base/debug/trace_event.h"
+#include "base/memory/scoped_ptr.h"
+
+namespace base {
+class DictionaryValue;
+class Value;
+}
+namespace cc {
+
+class TracedValue : public base::debug::ConvertableToTraceFormat {
+ public:
+  static scoped_ptr<base::Value> CreateIDRef(const void* id);
+  static void MakeDictIntoImplicitSnapshot(
+      base::DictionaryValue* dict, const char* object_name, const void* id);
+  static scoped_ptr<ConvertableToTraceFormat> FromValue(
+      base::Value* value);
+
+  virtual ~TracedValue();
+
+  virtual void AppendAsTraceFormat(std::string* out) const OVERRIDE;
+
+ private:
+  explicit TracedValue(base::Value* value);
+
+  scoped_ptr<base::Value> value_;
+
+  DISALLOW_COPY_AND_ASSIGN(TracedValue);
+};
+
+}  // namespace cc
+
+#endif  // CC_DEBUG_TRACED_VALUE_H_