[Extensions] Update generated code to support move operations

tools/json_schema_compiler/util.h

Index: tools/json_schema_compiler/util.h
diff --git a/tools/json_schema_compiler/util.h b/tools/json_schema_compiler/util.h
index 59d65d01031d8ea9879da482e5bcc5fafc3180db..945f06143e5d8f00dcea9397bac7ef39a05b64eb 100644
--- a/tools/json_schema_compiler/util.h
+++ b/tools/json_schema_compiler/util.h
@@ -57,6 +57,19 @@ bool PopulateItem(const base::Value& from, linked_ptr<T>* out) {
   return true;
 }
 
+// This template is used for types generated by tools/json_schema_compiler.
+template <class T>
+bool PopulateItem(const base::Value& from, T* out) {
+  const base::DictionaryValue* dict = nullptr;
+  if (!from.GetAsDictionary(&dict))
+    return false;
+  T obj;
+  if (!T::Populate(*dict, &obj))
+    return false;
+  *out = std::move(obj);
+  return true;
+}
+
 // This template is used for types generated by tools/json_schema_compiler with
 // error generation enabled.
 template <class T>
@@ -82,7 +95,9 @@ bool PopulateArrayFromList(const base::ListValue& list, std::vector<T>* out) {
   for (const base::Value* value : list) {
     if (!PopulateItem(*value, &item))
       return false;
-    out->push_back(item);
+    // T might not be movable, but in that case it should be copyable, and this
+    // will still work.
+    out->push_back(std::move(item));
   }
 
   return true;
@@ -148,12 +163,18 @@ void AddItemToList(const linked_ptr<T>& from, base::ListValue* out) {
   out->Append(from->ToValue().release());
 }
 
+// This template is used for types generated by tools/json_schema_compiler.
+template <class T>
+void AddItemToList(const T& from, base::ListValue* out) {
+  out->Append(from.ToValue());
+}
+
 // Set |out| to the the contents of |from|. Requires PopulateItem to be
 // implemented for |T|.
 template <class T>
 void PopulateListFromArray(const std::vector<T>& from, base::ListValue* out) {
   out->Clear();
-  for (const auto& item : from)
+  for (const T& item : from)
     AddItemToList(item, out);
 }