Make customElements.define faster

third_party/WebKit/Source/core/dom/custom/CustomElementTestHelpers.h

 // Copyright 2016 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 CustomElementTestHelpers_h
 #define CustomElementTestHelpers_h
 
 #include "bindings/core/v8/ExceptionState.h"
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
@@ skipping 17 matching lines @@
     : public CustomElementDefinitionBuilder {
   STACK_ALLOCATED();
   WTF_MAKE_NONCOPYABLE(TestCustomElementDefinitionBuilder);
 
  public:
   TestCustomElementDefinitionBuilder() {}
   bool CheckConstructorIntrinsics() override { return true; }
   bool CheckConstructorNotRegistered() override { return true; }
   bool CheckPrototype() override { return true; }
   bool RememberOriginalProperties() override { return true; }
-  CustomElementDefinition* Build(const CustomElementDescriptor&) override;
+  CustomElementDefinition* Build(const CustomElementDescriptor&,
+                                 CustomElementDefinition::Id) override;
 };
 
 class TestCustomElementDefinition : public CustomElementDefinition {
   WTF_MAKE_NONCOPYABLE(TestCustomElementDefinition);
 
  public:
   TestCustomElementDefinition(const CustomElementDescriptor& descriptor)
       : CustomElementDefinition(descriptor) {}
 
   TestCustomElementDefinition(const CustomElementDescriptor& descriptor,
-                              const HashSet<AtomicString>& observed_attributes)
-      : CustomElementDefinition(descriptor, observed_attributes) {}
+                              HashSet<AtomicString>&& observed_attributes)
+      : CustomElementDefinition(descriptor, std::move(observed_attributes)) {}
 
   ~TestCustomElementDefinition() override = default;
 
   ScriptValue GetConstructorForScript() override { return ScriptValue(); }
 
   bool RunConstructor(Element* element) override {
     if (GetConstructionStack().IsEmpty() ||
         GetConstructionStack().back() != element)
       return false;
     GetConstructionStack().back().Clear();
@@ skipping 72 matching lines @@
  private:
   Member<Document> document_;
   AtomicString namespace_uri_;
   AtomicString local_name_;
   std::vector<std::pair<QualifiedName, AtomicString>> attributes_;
 };
 
 }  // namespace blink
 
 #endif  // CustomElementTestHelpers_h