Update from https://crrev.com/329939

base/values.cc

Index: base/values.cc
diff --git a/base/values.cc b/base/values.cc
index 0e1e2b1bdd7740f442d0327dd472d5d9ea37946e..4093eba67aaf39be6ef8f648e49dfebacce1c39c 100644
--- a/base/values.cc
+++ b/base/values.cc
@@ -85,8 +85,8 @@ Value::~Value() {
 }
 
 // static
-Value* Value::CreateNullValue() {
-  return new Value(TYPE_NULL);
+scoped_ptr<Value> Value::CreateNullValue() {
+  return make_scoped_ptr(new Value(TYPE_NULL));
 }
 
 bool Value::GetAsBinary(const BinaryValue** out_value) const {
@@ -137,7 +137,11 @@ Value* Value::DeepCopy() const {
   // This method should only be getting called for null Values--all subclasses
   // need to provide their own implementation;.
   DCHECK(IsType(TYPE_NULL));
-  return CreateNullValue();
+  return CreateNullValue().release();
+}
+
+scoped_ptr<Value> Value::CreateDeepCopy() const {
+  return make_scoped_ptr(DeepCopy());
 }
 
 bool Value::Equals(const Value* other) const {
@@ -829,6 +833,10 @@ DictionaryValue* DictionaryValue::DeepCopy() const {
   return result;
 }
 
+scoped_ptr<DictionaryValue> DictionaryValue::CreateDeepCopy() const {
+  return make_scoped_ptr(DeepCopy());
+}
+
 bool DictionaryValue::Equals(const Value* other) const {
   if (other->GetType() != GetType())
     return false;
@@ -883,6 +891,10 @@ bool ListValue::Set(size_t index, Value* in_value) {
   return true;
 }
 
+bool ListValue::Set(size_t index, scoped_ptr<Value> in_value) {
+  return Set(index, in_value.release());
+}
+
 bool ListValue::Get(size_t index, const Value** out_value) const {
   if (index >= list_.size())
     return false;
@@ -1032,6 +1044,10 @@ ListValue::iterator ListValue::Erase(iterator iter,
   return list_.erase(iter);
 }
 
+void ListValue::Append(scoped_ptr<Value> in_value) {
+  Append(in_value.release());
+}
+
 void ListValue::Append(Value* in_value) {
   DCHECK(in_value);
   list_.push_back(in_value);
@@ -1121,6 +1137,10 @@ ListValue* ListValue::DeepCopy() const {
   return result;
 }
 
+scoped_ptr<ListValue> ListValue::CreateDeepCopy() const {
+  return make_scoped_ptr(DeepCopy());
+}
+
 bool ListValue::Equals(const Value* other) const {
   if (other->GetType() != GetType())
     return false;