bindings: Retires V8T::toEventTarget and reduces the binary size.

Source/bindings/core/v8/NPV8Object.cpp

Index: Source/bindings/core/v8/NPV8Object.cpp
diff --git a/Source/bindings/core/v8/NPV8Object.cpp b/Source/bindings/core/v8/NPV8Object.cpp
index 10d02f4a7fd06bd0b6f0356fb2d542ecdc04ff85..15c16d27a66317329a4fbc0ce3adae58e18d2a33 100644
--- a/Source/bindings/core/v8/NPV8Object.cpp
+++ b/Source/bindings/core/v8/NPV8Object.cpp
@@ -60,7 +60,7 @@ namespace blink {
 
 const WrapperTypeInfo* npObjectTypeInfo()
 {
-    static const WrapperTypeInfo typeInfo = { gin::kEmbedderBlink, 0, 0, 0, trace, 0, 0, 0, 0, 0, 0, WrapperTypeInfo::WrapperTypeObjectPrototype, WrapperTypeInfo::ObjectClassId, WrapperTypeInfo::Dependent, WrapperTypeInfo::RefCountedObject };
+    static const WrapperTypeInfo typeInfo = { gin::kEmbedderBlink, 0, 0, 0, trace, 0, 0, 0, 0, 0, WrapperTypeInfo::WrapperTypeObjectPrototype, WrapperTypeInfo::ObjectClassId, WrapperTypeInfo::NotInheritFromEventTarget, WrapperTypeInfo::Dependent, WrapperTypeInfo::RefCountedObject };
     return &typeInfo;
 }