Move modules-dependent Event code out of core.

Source/bindings/v8/custom/V8DocumentCustom.cpp

Index: Source/bindings/v8/custom/V8DocumentCustom.cpp
diff --git a/Source/bindings/v8/custom/V8DocumentCustom.cpp b/Source/bindings/v8/custom/V8DocumentCustom.cpp
index 425d5902913ae2ee48524b690fa8526a39038b60..2265abd77a2b095c895325ff7b2853a15862b9f6 100644
--- a/Source/bindings/v8/custom/V8DocumentCustom.cpp
+++ b/Source/bindings/v8/custom/V8DocumentCustom.cpp
@@ -33,6 +33,7 @@
 
 #include "V8CanvasRenderingContext2D.h"
 #include "V8DOMImplementation.h"
+#include "V8Event.h"
 #include "V8Node.h"
 #include "V8Touch.h"
 #include "V8TouchList.h"
@@ -54,6 +55,7 @@
 #include "core/xml/DocumentXPathEvaluator.h"
 #include "core/xml/XPathNSResolver.h"
 #include "core/xml/XPathResult.h"
+#include "modules/InitModules.h"
 #include "wtf/RefPtr.h"
 
 namespace WebCore {
@@ -83,4 +85,26 @@ void V8Document::evaluateMethodCustom(const v8::FunctionCallbackInfo<v8::Value>&
     v8SetReturnValueFast(info, result.release(), document.get());
 }
 
+// Customize createEvent so it can call createEventModules in modules.
+// FIXME: Use method registration approach instead. http://crbug.com/358074
+void V8Document::createEventMethodCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
+{
+    ExceptionState exceptionState(ExceptionState::ExecutionContext, "createEvent", "Document", info.Holder(), info.GetIsolate());
+    if (UNLIKELY(info.Length() < 1)) {
+        throwMinimumArityTypeError(exceptionState, 1, info.Length());
+        return;
+    }
+    Document* impl = V8Document::toNative(info.Holder());
+    V8StringResource<> eventType;
+    {
+        TOSTRING_VOID_INTERNAL_NOTRYCATCH(eventType, info[0]);
+    }
+    RefPtrWillBeRawPtr<Event> result = createEventModules(eventType, exceptionState);
+    if (exceptionState.hadException()) {
+        exceptionState.throwIfNeeded();
+        return;
+    }
+    v8SetReturnValueFast(info, WTF::getPtr(result.release()), impl);
+}
+
 } // namespace WebCore