Revert "Revert "Dartium changes for custom element lifecycle events.""

Source/bindings/dart/DartCustomElementBinding.cpp

Index: Source/bindings/dart/DartCustomElementBinding.cpp
diff --git a/Source/bindings/v8/custom/V8WorkerCryptoCustom.cpp b/Source/bindings/dart/DartCustomElementBinding.cpp
similarity index 82%
copy from Source/bindings/v8/custom/V8WorkerCryptoCustom.cpp
copy to Source/bindings/dart/DartCustomElementBinding.cpp
index 539b9ed11590c17ec5ce2bbc307520a49e6ac24e..abe0696acc348c2c2c64595f4a3ca95580e96b74 100644
--- a/Source/bindings/v8/custom/V8WorkerCryptoCustom.cpp
+++ b/Source/bindings/dart/DartCustomElementBinding.cpp
@@ -29,15 +29,18 @@
  */
 
 #include "config.h"
-#include "V8WorkerCrypto.h"
-
-#include "V8Crypto.h"
+#include "bindings/dart/DartCustomElementBinding.h"
 
 namespace WebCore {
 
-void V8WorkerCrypto::getRandomValuesMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& args)
+PassOwnPtr<DartCustomElementBinding> DartCustomElementBinding::create(Dart_Handle customType)
+{
+    return adoptPtr(new DartCustomElementBinding(customType));
+}
+
+DartCustomElementBinding::DartCustomElementBinding(Dart_Handle customType)
+    : m_customType(Dart_NewPersistentHandle(customType))
 {
-    V8Crypto::getRandomValuesMethodCustom(args);
 }
 
 } // namespace WebCore