[Extensions] Convert APIs to use movable types [11]

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 945f06143e5d8f00dcea9397bac7ef39a05b64eb..d5eec1b2e1c49ee415e0b7fa209148a6f0d5c5f7 100644
--- a/tools/json_schema_compiler/util.h
+++ b/tools/json_schema_compiler/util.h
@@ -86,6 +86,20 @@ bool PopulateItem(const base::Value& from,
   return true;
 }
 
+// This template is used for types generated by tools/json_schema_compiler with
+// error generation enabled.
+template <class T>
+bool PopulateItem(const base::Value& from, T* out, base::string16* error) {
+  const base::DictionaryValue* dict = nullptr;
+  if (!from.GetAsDictionary(&dict))
+    return false;
+  T obj;
+  if (!T::Populate(*dict, &obj, error))
+    return false;
+  *out = std::move(obj);
+  return true;
+}
+
 // Populates |out| with |list|. Returns false if there is no list at the
 // specified key or if the list has anything other than |T|.
 template <class T>
@@ -114,7 +128,7 @@ bool PopulateArrayFromList(const base::ListValue& list,
   for (const base::Value* value : list) {
     if (!PopulateItem(*value, &item, error))
       return false;
-    out->push_back(item);
+    out->push_back(std::move(item));
   }
 
   return true;