Revert of Apply Referrer-Policy header when following redirects

chrome/browser/profiles/profile_io_data.cc

Index: chrome/browser/profiles/profile_io_data.cc
diff --git a/chrome/browser/profiles/profile_io_data.cc b/chrome/browser/profiles/profile_io_data.cc
index 395dfa2b218018b07752d4ff7059ac38d2f6be1a..b320a33ef9bc85aa1c530410c0dbfba60615b137 100644
--- a/chrome/browser/profiles/profile_io_data.cc
+++ b/chrome/browser/profiles/profile_io_data.cc
@@ -80,7 +80,6 @@
 #include "content/public/browser/host_zoom_map.h"
 #include "content/public/browser/notification_service.h"
 #include "content/public/browser/resource_context.h"
-#include "content/public/common/content_switches.h"
 #include "net/base/keygen_handler.h"
 #include "net/cert/cert_verifier.h"
 #include "net/cert/ct_log_verifier.h"
@@ -1030,11 +1029,6 @@
 
   main_request_context_->set_enable_brotli(io_thread_globals->enable_brotli);
 
-  // TODO(estark): Remove this once the Referrer-Policy header is no
-  // longer an experimental feature. https://crbug.com/619228
-  main_request_context_->set_enable_referrer_policy_header(
-      command_line.HasSwitch(switches::kEnableExperimentalWebPlatformFeatures));
-
   std::unique_ptr<ChromeNetworkDelegate> network_delegate(
       new ChromeNetworkDelegate(
 #if defined(ENABLE_EXTENSIONS)