Split custom element script use and move it into bindings

third_party/WebKit/Source/core/dom/custom/CustomElementsRegistry.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 CustomElementsRegistry_h
 #define CustomElementsRegistry_h
 
-#include "bindings/core/v8/ScopedPersistent.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "core/CoreExport.h"
 #include "platform/heap/Handle.h"
-#include "v8.h"
-#include "wtf/HashSet.h"
+#include "wtf/Noncopyable.h"
 #include "wtf/text/AtomicString.h"
 #include "wtf/text/AtomicStringHash.h"
 
 namespace blink {
 
 class CustomElementDefinition;
+class CustomElementDefinitionBuilder;
 class ElementRegistrationOptions;
 class ExceptionState;
 class ScriptState;
 class ScriptValue;
 class V0CustomElementRegistrationContext;
 
 class CORE_EXPORT CustomElementsRegistry final
     : public GarbageCollectedFinalized<CustomElementsRegistry>
     , public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
+    WTF_MAKE_NONCOPYABLE(CustomElementsRegistry);
 public:
-    using Id = uint32_t;
     static CustomElementsRegistry* create(
-        ScriptState*,
         V0CustomElementRegistrationContext*);
 
     void define(
         ScriptState*,
         const AtomicString& name,
         const ScriptValue& constructor,
         const ElementRegistrationOptions&,
         ExceptionState&);
 
-    CustomElementDefinition* definitionForConstructor(
-        ScriptState*,
-        v8::Local<v8::Value> constructor);
-    v8::Local<v8::Object> prototype(
-        ScriptState*,
-        const CustomElementDefinition&);
+    void define(
+        const AtomicString& name,
+        CustomElementDefinitionBuilder&,
+        const ElementRegistrationOptions&,
+        ExceptionState&);
 
-    // TODO(dominicc): Remove this when V0CustomElements are removed.
-    bool nameIsDefined(const AtomicString& name) const;
+    bool nameIsDefined(const AtomicString& name) const
+    {
+        return m_definitions.contains(name);
+    }
+
+    CustomElementDefinition* definitionForName(const AtomicString& name) const;
 
     DECLARE_TRACE();
 
 private:
     CustomElementsRegistry(const V0CustomElementRegistrationContext*);
+    bool v0NameIsDefined(const AtomicString&) const;
 
-    // Retrieves the Map which, given a constructor, contains the id
-    // of the definition; or given an id, contains the prototype.
-    // Returns true if the map was retrieved; false if the map was
-    // not initialized yet.
-    v8::Local<v8::Map> idMap(ScriptState*);
-
-    bool idForConstructor(
-        ScriptState*,
-        v8::Local<v8::Value> constructor,
-        Id&) WARN_UNUSED_RETURN;
-
-    bool v0NameIsDefined(const AtomicString& name);
+    using DefinitionMap =
+        HeapHashMap<AtomicString, Member<CustomElementDefinition>>;
+    DefinitionMap m_definitions;
 
     Member<const V0CustomElementRegistrationContext> m_v0;
-    HeapVector<Member<CustomElementDefinition>> m_definitions;
-    HashSet<AtomicString> m_names;
 };
 
 } // namespace blink
 
 #endif // CustomElementsRegistry_h