Add counters for add/removeEventListener() called with one argument

Source/bindings/templates/interface.h

Index: Source/bindings/templates/interface.h
diff --git a/Source/bindings/templates/interface.h b/Source/bindings/templates/interface.h
index 8373a8ef838424449064ebc4561a66231a081a16..5ee45748abda707060e5707586a265fc56669077 100644
--- a/Source/bindings/templates/interface.h
+++ b/Source/bindings/templates/interface.h
@@ -82,10 +82,11 @@ public:
     static void {{method.name}}MethodCustom(const v8::FunctionCallbackInfo<v8::Value>&);
     {% endfilter %}
     {% endif %}
+    {% if method.is_custom_call_prologue %}
+    static void {{method.name}}MethodPrologueCustom(const v8::FunctionCallbackInfo<v8::Value>&, {{cpp_class}}*);
+    {% endif %}
     {% if method.is_custom_call_epilogue %}
-    {% filter conditional(method.conditional_string) %}
     static void {{method.name}}MethodEpilogueCustom(const v8::FunctionCallbackInfo<v8::Value>&, {{cpp_class}}*);
-    {% endfilter %}
     {% endif %}
     {% endfor %}
     {% if constructors or has_custom_constructor or has_event_constructor %}