[ES6 modules] Introduce ScriptModuleResolverImpl

third_party/WebKit/Source/core/testing/DummyModulator.cpp

Index: third_party/WebKit/Source/core/testing/DummyModulator.cpp
diff --git a/third_party/WebKit/Source/core/testing/DummyModulator.cpp b/third_party/WebKit/Source/core/testing/DummyModulator.cpp
index d960db6f616d7be84ec672baac071b5303185668..1dc454aa71082668522c53e77b18f85feb23b2f4 100644
--- a/third_party/WebKit/Source/core/testing/DummyModulator.cpp
+++ b/third_party/WebKit/Source/core/testing/DummyModulator.cpp
@@ -34,6 +34,11 @@ WebTaskRunner* DummyModulator::taskRunner() {
   return nullptr;
 };
 
+ModuleScript* DummyModulator::getFetchedModuleScript(const KURL&) {
+  NOTREACHED();
+  return nullptr;
+}
+
 void DummyModulator::fetchNewSingleModule(const ModuleScriptFetchRequest&,
                                           ModuleGraphLevel,
                                           ModuleScriptLoaderClient*) {