Support Inline module script

third_party/WebKit/Source/core/loader/modulescript/ModuleTreeLinker.cpp

Index: third_party/WebKit/Source/core/loader/modulescript/ModuleTreeLinker.cpp
diff --git a/third_party/WebKit/Source/core/loader/modulescript/ModuleTreeLinker.cpp b/third_party/WebKit/Source/core/loader/modulescript/ModuleTreeLinker.cpp
index 7f9213e213e24be7730548294b06b323f6672a0b..f97d8237cc54a0ae2bd2599847860d0b3f3fb400 100644
--- a/third_party/WebKit/Source/core/loader/modulescript/ModuleTreeLinker.cpp
+++ b/third_party/WebKit/Source/core/loader/modulescript/ModuleTreeLinker.cpp
@@ -9,6 +9,7 @@
 #include "core/dom/ModuleScript.h"
 #include "core/loader/modulescript/ModuleScriptFetchRequest.h"
 #include "core/loader/modulescript/ModuleTreeLinkerRegistry.h"
+#include "platform/WebTaskRunner.h"
 #include "platform/loader/fetch/ResourceLoadingLog.h"
 #include "platform/wtf/Vector.h"
 
@@ -30,6 +31,24 @@ ModuleTreeLinker* ModuleTreeLinker::Fetch(
   return fetcher;
 }
 
+ModuleTreeLinker* ModuleTreeLinker::FetchDescendantsForInlineScript(
+    ModuleScript* module_script,
+    Modulator* modulator,
+    ModuleTreeLinkerRegistry* registry,
+    ModuleTreeClient* client) {
+  AncestorList empty_ancestor_list;
+
+  ModuleTreeLinker* fetcher =
+      new ModuleTreeLinker(empty_ancestor_list, modulator, registry, client);
+
+  fetcher->module_script_ = module_script;
+  fetcher->AdvanceState(State::kFetchingSelf);
+  modulator->TaskRunner()->PostTask(
+      BLINK_FROM_HERE,
+      WTF::Bind(&ModuleTreeLinker::FetchDescendants, WrapPersistent(fetcher)));
+  return fetcher;
+}
+
 ModuleTreeLinker::ModuleTreeLinker(const AncestorList& ancestor_list_with_url,
                                    Modulator* modulator,
                                    ModuleTreeLinkerRegistry* registry,