Update from https://crrev.com/329939

base/trace_event/trace_event_argument.cc

 // Copyright (c) 2014 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.
 
 #include "base/trace_event/trace_event_argument.h"
 
 #include "base/json/json_writer.h"
 #include "base/values.h"
 
 namespace base {
@@ skipping 16 matching lines @@
 }
 
 void TracedValue::SetBoolean(const char* name, bool value) {
   GetCurrentDictionary()->SetBoolean(name, value);
 }
 
 void TracedValue::SetString(const char* name, const std::string& value) {
   GetCurrentDictionary()->SetString(name, value);
 }
 
-void TracedValue::SetValue(const char* name, Value* value) {
-  GetCurrentDictionary()->Set(name, value);
+void TracedValue::SetValue(const char* name, scoped_ptr<Value> value) {
+  GetCurrentDictionary()->Set(name, value.Pass());
 }
 
 void TracedValue::BeginDictionary(const char* name) {
   DictionaryValue* dictionary = new DictionaryValue();
-  GetCurrentDictionary()->Set(name, dictionary);
+  GetCurrentDictionary()->Set(name, make_scoped_ptr(dictionary));
   stack_.push_back(dictionary);
 }
 
 void TracedValue::BeginArray(const char* name) {
   ListValue* array = new ListValue();
-  GetCurrentDictionary()->Set(name, array);
+  GetCurrentDictionary()->Set(name, make_scoped_ptr(array));
   stack_.push_back(array);
 }
 
 void TracedValue::EndDictionary() {
   DCHECK_GT(stack_.size(), 1u);
   DCHECK(GetCurrentDictionary());
   stack_.pop_back();
 }
 
 void TracedValue::AppendInteger(int value) {
@@ skipping 48 matching lines @@
 
 void TracedValue::AppendAsTraceFormat(std::string* out) const {
   std::string tmp;
   JSONWriter::Write(stack_.front(), &tmp);
   *out += tmp;
   DCHECK_EQ(1u, stack_.size()) << tmp;
 }
 
 }  // namespace trace_event
 }  // namespace base