Enable module scripts in ScriptLoader

third_party/WebKit/Source/core/dom/ModuleScript.h

Index: third_party/WebKit/Source/core/dom/ModuleScript.h
diff --git a/third_party/WebKit/Source/core/dom/ModuleScript.h b/third_party/WebKit/Source/core/dom/ModuleScript.h
index 6624f60570f11c3ef51329963a50025e81dfed92..a433b6270a980efffebfde55fce658545bb12ced 100644
--- a/third_party/WebKit/Source/core/dom/ModuleScript.h
+++ b/third_party/WebKit/Source/core/dom/ModuleScript.h
@@ -40,7 +40,7 @@ class CORE_EXPORT ModuleScript final : public Script {
   }
   ~ModuleScript() override = default;
 
-  ScriptModule& Record() { return record_; }
+  const ScriptModule& Record() const { return record_; }
   void ClearRecord() { record_ = ScriptModule(); }
   const KURL& BaseURL() const { return base_url_; }
 
@@ -57,6 +57,10 @@ class CORE_EXPORT ModuleScript final : public Script {
   }
   const String& Nonce() const { return nonce_; }
 
+  v8::Local<v8::Value> CreateInstantiationError(v8::Isolate* isolate) const {
+    return instantiation_error_.NewLocal(isolate);
+  }
+
   DECLARE_TRACE();
   DECLARE_VIRTUAL_TRACE_WRAPPERS();