Enable module scripts in ScriptLoader

third_party/WebKit/Source/core/xml/parser/XMLDocumentParser.cpp

 /*
  * Copyright (C) 2000 Peter Kelly (pmk@post.com)
  * Copyright (C) 2005, 2006, 2008, 2014 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2007 Samuel Weinig (sam@webkit.org)
  * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2008 Holger Hans Peter Freyther
  * Copyright (C) 2008 Torch Mobile Inc. All rights reserved.
  * (http://www.torchmobile.com/)
  *
@@ skipping 1100 matching lines @@
   // Don't load external scripts for standalone documents (for now).
   DCHECK(!pending_script_);
   requesting_script_ = true;
 
   if (script_loader->PrepareScript(
           script_start_position_,
           ScriptLoader::kAllowLegacyTypeInTypeAttribute)) {
     // FIXME: Script execution should be shared between
     // the libxml2 and Qt XMLDocumentParser implementations.
 
+    // XMLDocumentParser does not support module scripts.
+    CHECK_EQ(script_loader->GetScriptType(), ScriptType::kClassic);
+
     if (script_loader->ReadyToBeParserExecuted()) {
       if (!script_loader->ExecuteScript(ClassicScript::Create(ScriptSourceCode(
               script_loader->ScriptContent(), GetDocument()->Url(),
               script_start_position_)))) {
         script_loader->DispatchErrorEvent();
         return;
       }
     } else if (script_loader->WillBeParserExecuted()) {
       pending_script_ = script_loader->GetResource();
       DCHECK_EQ(parser_blocking_pending_script_load_start_time_, 0.0);
@@ skipping 588 matching lines @@
   RefPtr<XMLParserContext> parser =
       XMLParserContext::CreateStringParser(&sax, &state);
   String parse_string = "<?xml version=\"1.0\"?><attrs " + string + " />";
   ParseChunk(parser->Context(), parse_string);
   FinishParsing(parser->Context());
   attrs_ok = state.got_attributes;
   return state.attributes;
 }
 
 }  // namespace blink