Use the ReloadBypassingCache policy

Source/core/inspector/InspectorResourceAgent.cpp

 /*
  * Copyright (C) 2011 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 297 matching lines @@
         for (JSONObject::const_iterator it = headers->begin(); it != end; ++it) {
             String value;
             if (it->value->asString(&value))
                 request.setHTTPHeaderField(AtomicString(it->key), AtomicString(value));
         }
     }
 
     request.setReportLoadTiming(true);
     request.setReportRawHeaders(true);
 
-    if (m_state->getBoolean(ResourceAgentState::cacheDisabled)) {
-        request.setHTTPHeaderField("Pragma", "no-cache");
-        request.setCachePolicy(ReloadIgnoringCacheData);
-        request.setHTTPHeaderField("Cache-Control", "no-cache");
-    }
+    if (m_state->getBoolean(ResourceAgentState::cacheDisabled))
+        request.setCachePolicy(ReloadBypassingCache);
 
     String frameId = m_pageAgent->frameId(loader->frame());
 
     RefPtr<TypeBuilder::Network::Initiator> initiatorObject = buildInitiatorObject(loader->frame() ? loader->frame()->document() : 0, initiatorInfo);
     if (initiatorInfo.name == FetchInitiatorTypeNames::document) {
         FrameNavigationInitiatorMap::iterator it = m_frameNavigationInitiatorMap.find(frameId);
         if (it != m_frameNavigationInitiatorMap.end())
             initiatorObject = it->value;
     }
 
@@ skipping 488 matching lines @@
 InspectorResourceAgent::InspectorResourceAgent(InspectorPageAgent* pageAgent)
     : InspectorBaseAgent<InspectorResourceAgent>("Network")
     , m_pageAgent(pageAgent)
     , m_frontend(0)
     , m_resourcesData(adoptPtr(new NetworkResourcesData()))
     , m_isRecalculatingStyle(false)
 {
 }
 
 } // namespace WebCore