[Not for review] record detailed time breakdown of SW related requests.

third_party/WebKit/Source/platform/network/ResourceResponse.cpp

 /*
  * Copyright (C) 2006, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2009 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 81 matching lines @@
       m_appCacheID(0),
       m_wasFetchedViaSPDY(false),
       m_wasNpnNegotiated(false),
       m_wasAlternateProtocolAvailable(false),
       m_wasFetchedViaProxy(false),
       m_wasFetchedViaServiceWorker(false),
       m_wasFetchedViaForeignFetch(false),
       m_wasFallbackRequiredByServiceWorker(false),
       m_serviceWorkerResponseType(WebServiceWorkerResponseTypeDefault),
       m_responseTime(0),
+      m_responseStart(0),
       m_remotePort(0),
       m_encodedDataLength(0),
       m_encodedBodyLength(0),
       m_decodedBodyLength(0) {}
 
 ResourceResponse::ResourceResponse(const KURL& url,
                                    const AtomicString& mimeType,
                                    long long expectedLength,
                                    const AtomicString& textEncodingName,
                                    const String& filename)
@@ skipping 22 matching lines @@
       m_appCacheID(0),
       m_wasFetchedViaSPDY(false),
       m_wasNpnNegotiated(false),
       m_wasAlternateProtocolAvailable(false),
       m_wasFetchedViaProxy(false),
       m_wasFetchedViaServiceWorker(false),
       m_wasFetchedViaForeignFetch(false),
       m_wasFallbackRequiredByServiceWorker(false),
       m_serviceWorkerResponseType(WebServiceWorkerResponseTypeDefault),
       m_responseTime(0),
+      m_responseStart(0),
       m_remotePort(0),
       m_encodedDataLength(0),
       m_encodedBodyLength(0),
       m_decodedBodyLength(0) {}
 
 ResourceResponse::ResourceResponse(CrossThreadResourceResponseData* data)
     : ResourceResponse() {
   setURL(data->m_url);
   setMimeType(AtomicString(data->m_mimeType));
   setExpectedContentLength(data->m_expectedContentLength);
@@ skipping 30 matching lines @@
   m_wasAlternateProtocolAvailable = data->m_wasAlternateProtocolAvailable;
   m_wasFetchedViaProxy = data->m_wasFetchedViaProxy;
   m_wasFetchedViaServiceWorker = data->m_wasFetchedViaServiceWorker;
   m_wasFetchedViaForeignFetch = data->m_wasFetchedViaForeignFetch;
   m_wasFallbackRequiredByServiceWorker =
       data->m_wasFallbackRequiredByServiceWorker;
   m_serviceWorkerResponseType = data->m_serviceWorkerResponseType;
   m_urlListViaServiceWorker = data->m_urlListViaServiceWorker;
   m_cacheStorageCacheName = data->m_cacheStorageCacheName;
   m_responseTime = data->m_responseTime;
+  m_responseStart = data->m_responseStart;
   m_remoteIPAddress = AtomicString(data->m_remoteIPAddress);
   m_remotePort = data->m_remotePort;
   m_encodedDataLength = data->m_encodedDataLength;
   m_encodedBodyLength = data->m_encodedBodyLength;
   m_decodedBodyLength = data->m_decodedBodyLength;
   m_downloadedFilePath = data->m_downloadedFilePath;
   m_downloadedFileHandle = data->m_downloadedFileHandle;
 
   // Bug https://bugs.webkit.org/show_bug.cgi?id=60397 this doesn't support
   // whatever values may be present in the opaque m_extraData structure.
@@ skipping 49 matching lines @@
   data->m_wasFallbackRequiredByServiceWorker =
       m_wasFallbackRequiredByServiceWorker;
   data->m_serviceWorkerResponseType = m_serviceWorkerResponseType;
   data->m_urlListViaServiceWorker.resize(m_urlListViaServiceWorker.size());
   std::transform(m_urlListViaServiceWorker.begin(),
                  m_urlListViaServiceWorker.end(),
                  data->m_urlListViaServiceWorker.begin(),
                  [](const KURL& url) { return url.copy(); });
   data->m_cacheStorageCacheName = cacheStorageCacheName().isolatedCopy();
   data->m_responseTime = m_responseTime;
+  data->m_responseStart = m_responseStart;
   data->m_remoteIPAddress = m_remoteIPAddress.getString().isolatedCopy();
   data->m_remotePort = m_remotePort;
   data->m_encodedDataLength = m_encodedDataLength;
   data->m_encodedBodyLength = m_encodedBodyLength;
   data->m_decodedBodyLength = m_decodedBodyLength;
   data->m_downloadedFilePath = m_downloadedFilePath.isolatedCopy();
   data->m_downloadedFileHandle = m_downloadedFileHandle;
 
   // Bug https://bugs.webkit.org/show_bug.cgi?id=60397 this doesn't support
   // whatever values may be present in the opaque m_extraData structure.
@@ skipping 387 matching lines @@
   if (a.resourceLoadTiming() != b.resourceLoadTiming())
     return false;
   if (a.encodedBodyLength() != b.encodedBodyLength())
     return false;
   if (a.decodedBodyLength() != b.decodedBodyLength())
     return false;
   return true;
 }
 
 }  // namespace blink