Use the ReloadBypassingCache policy

Source/core/loader/FrameFetchContext.cpp

 /*
  * Copyright (C) 2013 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 73 matching lines @@
         request.setFirstPartyForCookies(request.url());
     else if (m_frame->tree().top()->isLocalFrame())
         request.setFirstPartyForCookies(m_frame->tree().top()->document()->firstPartyForCookies());
 
     // The remaining modifications are only necessary for HTTP and HTTPS.
     if (!request.url().isEmpty() && !request.url().protocolIsInHTTPFamily())
         return;
 
     m_frame->loader().applyUserAgent(request);
 
-    if (request.cachePolicy() == ReloadIgnoringCacheData
-        || request.cachePolicy() == ReloadBypassingCache) {
-        if (m_frame->loader().loadType() == FrameLoadTypeReload) {
-            request.setHTTPHeaderField("Cache-Control", "max-age=0");
-        } else if (m_frame->loader().loadType() == FrameLoadTypeReloadFromOrigin) {
-            request.setHTTPHeaderField("Cache-Control", "no-cache");
-            request.setHTTPHeaderField("Pragma", "no-cache");
-        }
-    }
-
     if (isMainResource)
         request.setHTTPAccept(defaultAcceptHeader);
 
     // Default to sending an empty Origin header if one hasn't been set yet.
     FrameLoader::addHTTPOriginIfNeeded(request, nullAtom);
 }
 
 CachePolicy FrameFetchContext::cachePolicy(Document* document) const
 {
     if (document && document->loadEventFinished())
@@ skipping 97 matching lines @@
     if (!response.isNull())
         dispatchDidReceiveResponse(ensureLoader(loader), identifier, response);
 
     if (dataLength > 0)
         dispatchDidReceiveData(ensureLoader(loader), identifier, 0, dataLength, 0);
 
     dispatchDidFinishLoading(ensureLoader(loader), identifier, 0, 0);
 }
 
 } // namespace WebCore