UPGRADE: Rename the 'https' header.

Source/core/loader/FrameFetchContextTest.cpp

 /*
  * Copyright (c) 2015, 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 86 matching lines @@
     {
         KURL inputURL(ParsedURLString, input);
 
         FetchRequest fetchRequest = FetchRequest(ResourceRequest(inputURL), FetchInitiatorInfo());
         fetchRequest.mutableResourceRequest().setRequestContext(WebURLRequest::RequestContextScript);
         fetchRequest.mutableResourceRequest().setFrameType(frameType);
 
         fetchContext->upgradeInsecureRequest(fetchRequest);
 
         EXPECT_STREQ(shouldPrefer ? "1" : "",
-            fetchRequest.resourceRequest().httpHeaderField("HTTPS").utf8().data());
+            fetchRequest.resourceRequest().httpHeaderField("Upgrade-Insecure-Requests").utf8().data());
     }
 
     KURL secureURL;
     RefPtr<SecurityOrigin> exampleOrigin;
     RefPtr<SecurityOrigin> secureOrigin;
 
     OwnPtr<DummyPageHolder> dummyPageHolder;
     // We don't use the DocumentLoader directly in any tests, but need to keep it around as long
     // as the ResourceFetcher and Document live due to indirect usage.
     RefPtrWillBePersistent<DocumentLoader> documentLoader;
@@ skipping 196 matching lines @@
     preferences.setShouldSendDPR(true);
     preferences.setShouldSendResourceWidth(true);
     preferences.setShouldSendViewportWidth(true);
     document->setClientHintsPreferences(preferences);
     expectHeader("http://www.example.com/1.gif", "DPR", true, "1");
     expectHeader("http://www.example.com/1.gif", "Width", true, "400", 400);
     expectHeader("http://www.example.com/1.gif", "Viewport-Width", true, "500");
 }
 
 } // namespace