Implement request's redirect mode and RequestRedirect for Fetch

Source/platform/network/ResourceRequest.cpp

 /*
  * Copyright (C) 2003, 2006 Apple Computer, Inc.  All rights reserved.
  * Copyright (C) 2009, 2012 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 42 matching lines @@
     request->setUseStreamOnResponse(data->m_useStreamOnResponse);
     request->setSkipServiceWorker(data->m_skipServiceWorker);
     request->setShouldResetAppCache(data->m_shouldResetAppCache);
     request->setRequestorID(data->m_requestorID);
     request->setRequestorProcessID(data->m_requestorProcessID);
     request->setAppCacheHostID(data->m_appCacheHostID);
     request->setRequestContext(data->m_requestContext);
     request->setFrameType(data->m_frameType);
     request->setFetchRequestMode(data->m_fetchRequestMode);
     request->setFetchCredentialsMode(data->m_fetchCredentialsMode);
+    request->setFetchRedirectMode(data->m_fetchRedirectMode);
     request->m_referrerPolicy = data->m_referrerPolicy;
     request->m_didSetHTTPReferrer = data->m_didSetHTTPReferrer;
     request->m_checkForBrowserSideNavigation = data->m_checkForBrowserSideNavigation;
     request->m_uiStartTime = data->m_uiStartTime;
     request->m_originatesFromReservedIPRange = data->m_originatesFromReservedIPRange;
     request->m_inputPerfMetricReportPolicy = data->m_inputPerfMetricReportPolicy;
     request->m_followedRedirect = data->m_followedRedirect;
     return request.release();
 }
 
@@ skipping 18 matching lines @@
     data->m_useStreamOnResponse = m_useStreamOnResponse;
     data->m_skipServiceWorker = m_skipServiceWorker;
     data->m_shouldResetAppCache = m_shouldResetAppCache;
     data->m_requestorID = m_requestorID;
     data->m_requestorProcessID = m_requestorProcessID;
     data->m_appCacheHostID = m_appCacheHostID;
     data->m_requestContext = m_requestContext;
     data->m_frameType = m_frameType;
     data->m_fetchRequestMode = m_fetchRequestMode;
     data->m_fetchCredentialsMode = m_fetchCredentialsMode;
+    data->m_fetchRedirectMode = m_fetchRedirectMode;
     data->m_referrerPolicy = m_referrerPolicy;
     data->m_didSetHTTPReferrer = m_didSetHTTPReferrer;
     data->m_checkForBrowserSideNavigation = m_checkForBrowserSideNavigation;
     data->m_uiStartTime = m_uiStartTime;
     data->m_originatesFromReservedIPRange = m_originatesFromReservedIPRange;
     data->m_inputPerfMetricReportPolicy = m_inputPerfMetricReportPolicy;
     data->m_followedRedirect = m_followedRedirect;
     return data.release();
 }
 
@@ skipping 329 matching lines @@
     m_requestorID = 0;
     m_requestorProcessID = 0;
     m_appCacheHostID = 0;
     m_requestContext = WebURLRequest::RequestContextUnspecified;
     m_frameType = WebURLRequest::FrameTypeNone;
     m_fetchRequestMode = WebURLRequest::FetchRequestModeNoCORS;
     // Contrary to the Fetch spec, we default to same-origin mode here, and deal
     // with CORS modes in updateRequestForAccessControl if we're called in a
     // context which requires it.
     m_fetchCredentialsMode = WebURLRequest::FetchCredentialsModeSameOrigin;
+    m_fetchRedirectMode = WebURLRequest::FetchRedirectModeFollow;
     m_referrerPolicy = ReferrerPolicyDefault;
     m_didSetHTTPReferrer = false;
     m_checkForBrowserSideNavigation = true;
     m_uiStartTime = 0;
     m_originatesFromReservedIPRange = false;
     m_inputPerfMetricReportPolicy = InputToLoadPerfMetricReportPolicy::NoReport;
     m_followedRedirect = false;
 }
 
 // This is used by the loader to control the number of issued parallel load requests.
 unsigned initializeMaximumHTTPConnectionCountPerHost()
 {
     // The chromium network stack already handles limiting the number of
     // parallel requests per host, so there's no need to do it here.  Therefore,
     // this is set to a high value that should never be hit in practice.
     return 10000;
 }
 
 } // namespace blink