Improve handling of failed integer type conversions.

Source/bindings/templates/attributes.cpp

Index: Source/bindings/templates/attributes.cpp
diff --git a/Source/bindings/templates/attributes.cpp b/Source/bindings/templates/attributes.cpp
index 13b2d61d6b23c69c627538d4344bf3efefa1474a..8dd0e4cb9cabe477cd8734e3591c875ffba0c8d3 100644
--- a/Source/bindings/templates/attributes.cpp
+++ b/Source/bindings/templates/attributes.cpp
@@ -124,8 +124,7 @@ v8::Local<v8::Value> jsValue, const v8::FunctionCallbackInfo<v8::Value>& info
 v8::Local<v8::Value> jsValue, const v8::PropertyCallbackInfo<void>& info
 {%- endif %})
 {
-    {% if attribute.is_setter_raises_exception or
-          attribute.has_strict_type_checking %}
+    {% if attribute.has_setter_exception_state %}
     ExceptionState exceptionState(ExceptionState::SetterContext, "{{attribute.name}}", "{{interface_name}}", info.Holder(), info.GetIsolate());
     {% endif %}
     {% if attribute.has_strict_type_checking %}