Remove mutableResourceRequest() by FetchRequest::setRequestContext()

third_party/WebKit/Source/web/tests/WebFrameTest.cpp

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 8236 matching lines @@
   FrameTestHelpers::WebViewHelper webViewHelper;
   webViewHelper.initializeAndLoad(m_baseURL + "link-manifest-change.html", true,
                                   &webFrameClient);
 
   EXPECT_EQ(14, webFrameClient.manifestChangeCount());
 }
 
 static Resource* fetchManifest(Document* document, const KURL& url) {
   FetchRequest fetchRequest =
       FetchRequest(ResourceRequest(url), FetchInitiatorInfo());
-  fetchRequest.mutableResourceRequest().setRequestContext(
-      WebURLRequest::RequestContextManifest);
+  fetchRequest.setRequestContext(WebURLRequest::RequestContextManifest);
 
   return RawResource::fetchSynchronously(fetchRequest, document->fetcher());
 }
 
 TEST_P(ParameterizedWebFrameTest, ManifestFetch) {
   registerMockedHttpURLLoad("foo.html");
   registerMockedHttpURLLoad("link-manifest-fetch.json");
 
   FrameTestHelpers::WebViewHelper webViewHelper;
   webViewHelper.initializeAndLoad(m_baseURL + "foo.html");
@@ skipping 3140 matching lines @@
   FrameTestHelpers::WebViewHelper openerHelper;
   openerHelper.initialize(false, nullptr, &openerWebViewClient);
   FrameTestHelpers::WebViewHelper helper;
   helper.initializeWithOpener(openerHelper.webView()->mainFrame());
 
   openerHelper.reset();
   EXPECT_EQ(nullptr, helper.webView()->mainFrameImpl()->opener());
 }
 
 }  // namespace blink