AssociatedURLLoader shouldn't derive from WebURLLoader

third_party/WebKit/public/BUILD.gn

 # Copyright 2014 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("//mojo/public/tools/bindings/mojom.gni")
 import("//third_party/WebKit/Source/config.gni")
 import("//tools/grit/grit_rule.gni")
 
 if (is_android) {
   import("//build/config/android/rules.gni")
@@ skipping 403 matching lines @@
     "platform/scheduler/test/fake_renderer_scheduler.h",
     "platform/scheduler/test/mock_renderer_scheduler.h",
     "platform/scheduler/test/renderer_scheduler_test_support.h",
     "platform/scheduler/utility/webthread_impl_for_utility_thread.h",
     "web/WebAXEnums.h",
     "web/WebAXObject.h",
     "web/WebActiveWheelFlingParameters.h",
     "web/WebArrayBuffer.h",
     "web/WebArrayBufferConverter.h",
     "web/WebArrayBufferView.h",
+    "web/WebAssociatedURLLoaderOptions.h",
     "web/WebAutofillClient.h",
     "web/WebBlob.h",
     "web/WebCSSParser.h",
     "web/WebCache.h",
     "web/WebColorChooser.h",
     "web/WebColorChooserClient.h",
     "web/WebColorSuggestion.h",
     "web/WebCompositionUnderline.h",
     "web/WebConsoleMessage.h",
     "web/WebContentSecurityPolicy.h",
@@ skipping 117 matching lines @@
     "web/WebSpellCheckClient.h",
     "web/WebStorageEventDispatcher.h",
     "web/WebSurroundingText.h",
     "web/WebTestingSupport.h",
     "web/WebTextCheckingCompletion.h",
     "web/WebTextCheckingResult.h",
     "web/WebTextDecorationType.h",
     "web/WebTextDirection.h",
     "web/WebTouchAction.h",
     "web/WebTreeScopeType.h",
-    "web/WebURLLoaderOptions.h",
     "web/WebUserGestureIndicator.h",
     "web/WebUserGestureToken.h",
     "web/WebUserMediaClient.h",
     "web/WebUserMediaRequest.h",
     "web/WebView.h",
     "web/WebViewClient.h",
     "web/WebWidget.h",
     "web/WebWidgetClient.h",
     "web/WebWindowFeatures.h",
     "web/WebWorkerContentSettingsClientProxy.h",
@@ skipping 174 matching lines @@
 # relegated to a separate target to avoid duplication between the variants.
 source_set("shared_typemap_traits") {
   visibility = [ ":*" ]
   sources = [
     "web/WindowFeaturesStructTraits.cpp",
   ]
   deps = [
     ":new_wrapper_types_mojo_bindings_shared__generator",
   ]
 }