Index: third_party/WebKit/Source/core/dom/custom/CustomElementDefinition.cpp |
diff --git a/third_party/WebKit/Source/core/dom/custom/CustomElementDefinition.cpp b/third_party/WebKit/Source/core/dom/custom/CustomElementDefinition.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0f56bb9dfcd1819bde61ff457d953e36334a0715 |
--- /dev/null |
+++ b/third_party/WebKit/Source/core/dom/custom/CustomElementDefinition.cpp |
@@ -0,0 +1,33 @@ |
+// 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. |
+ |
+#include "core/dom/custom/CustomElementDefinition.h" |
+ |
+namespace blink { |
+ |
+CustomElementDefinition::CustomElementDefinition( |
+ const AtomicString& localName, |
+ v8::Isolate* isolate, |
+ v8::Handle<v8::Object> prototype) |
+ : m_localName(localName) |
+ , m_prototype(isolate, prototype) |
+{ |
+ m_prototype.setWeak(this, &CustomElementDefinition::didCollectPrototype); |
+} |
+ |
+v8::Local<v8::Object> CustomElementDefinition::prototype( |
+ v8::Isolate* isolate) const |
+{ |
+ v8::Local<v8::Object> object = m_prototype.newLocal(isolate); |
+ DCHECK(!object.IsEmpty()); |
haraken
2016/05/10 09:04:22
Would you help me understand who guarantees that m
dominicc (has gone to gerrit)
2016/05/11 02:31:49
CustomElementsRegistry::visitDOMWrapper ends up ca
|
+ return object; |
+} |
+ |
+void CustomElementDefinition::didCollectPrototype( |
+ const v8::WeakCallbackInfo<CustomElementDefinition>& info) |
+{ |
+ info.GetParameter()->m_prototype.clear(); |
+} |
+ |
+} // namespace blink |