[DevTools] inline modules should have correct text offset

third_party/WebKit/Source/core/dom/ScriptLoader.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008 Apple Inc. All rights
  * reserved.
  * Copyright (C) 2008 Nikolas Zimmermann <zimmermann@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 461 matching lines @@
       case ScriptType::kClassic:
         // TODO(hiroshige): Clarify how Step 22.2 is implemented for "classic".
         break;
 
       // - "module":
       case ScriptType::kModule: {
         // 1. "Let base URL be the script element's node document's document
         //     base URL."
         KURL base_url = element_document.BaseURL();
 
+        TextPosition position = element_document.IsInDocumentWrite()
+                                    ? TextPosition()
+                                    : script_start_position;
         // 2. "Let script be the result of creating a module script using
         //     source text, settings, base URL, cryptographic nonce,
         //     parser state, and module script credentials mode."
         Modulator* modulator = Modulator::From(
             ToScriptStateForMainWorld(element_document.GetFrame()));
         ModuleScript* module_script = ModuleScript::Create(
             ScriptContent(), modulator, base_url, nonce, parser_state,
-            credentials_mode, kSharableCrossOrigin);
+            credentials_mode, kSharableCrossOrigin, position);
 
         // 3. "If this returns null, set the script's script to null and abort
         //     these substeps; the script is ready."
         if (!module_script)
           return false;
 
         // 4. "Fetch the descendants of script (using an empty ancestor list).
         //     When this asynchronously completes, set the script's script to
         //     the result. At that time, the script is ready."
         DCHECK(!module_tree_client_);
@@ skipping 477 matching lines @@
   //     then abort these steps at this point. The script is not executed.
   return DeprecatedEqualIgnoringCase(event_attribute, "onload") ||
          DeprecatedEqualIgnoringCase(event_attribute, "onload()");
 }
 
 String ScriptLoader::ScriptContent() const {
   return element_->TextFromChildren();
 }
 
 }  // namespace blink