[ES6 modules] Introduce ModuleTreeLinker

third_party/WebKit/Source/core/loader/BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//third_party/WebKit/Source/core/core.gni")
 
 blink_core_sources("loader") {
   sources = [
     "CookieJar.cpp",
     "CookieJar.h",
@@ skipping 59 matching lines @@
     "appcache/ApplicationCache.cpp",
     "appcache/ApplicationCache.h",
     "appcache/ApplicationCacheHost.cpp",
     "appcache/ApplicationCacheHost.h",
     "modulescript/ModuleScriptFetchRequest.h",
     "modulescript/ModuleScriptLoader.cpp",
     "modulescript/ModuleScriptLoader.h",
     "modulescript/ModuleScriptLoaderClient.h",
     "modulescript/ModuleScriptLoaderRegistry.cpp",
     "modulescript/ModuleScriptLoaderRegistry.h",
+    "modulescript/ModuleTreeLinker.cpp",
+    "modulescript/ModuleTreeLinker.h",
+    "modulescript/ModuleTreeLinkerRegistry.cpp",
+    "modulescript/ModuleTreeLinkerRegistry.h",
     "private/CrossOriginPreflightResultCache.cpp",
     "private/CrossOriginPreflightResultCache.h",
     "private/FrameClientHintsPreferencesContext.cpp",
     "private/FrameClientHintsPreferencesContext.h",
     "private/PrerenderHandle.cpp",
     "private/PrerenderHandle.h",
     "resource/CSSStyleSheetResource.cpp",
     "resource/CSSStyleSheetResource.h",
     "resource/DocumentResource.cpp",
     "resource/DocumentResource.h",
@@ skipping 19 matching lines @@
     "resource/TextResource.h",
     "resource/XSLStyleSheetResource.cpp",
     "resource/XSLStyleSheetResource.h",
   ]
 
   configs += [
     # TODO(jschuh): crbug.com/167187 fix size_t to int truncations.
     "//build/config/compiler:no_size_t_to_int_warning",
   ]
 }