Add embedder-specific headers to HTTP CONNECT tunnel request

chrome/browser/io_thread.cc

Index: chrome/browser/io_thread.cc
diff --git a/chrome/browser/io_thread.cc b/chrome/browser/io_thread.cc
index 7726fcf5524bddfd32c81c0fd5b953f5d32749a3..af202de536bf33cf1b5ba3d006ed4b747de56b4e 100644
--- a/chrome/browser/io_thread.cc
+++ b/chrome/browser/io_thread.cc
@@ -101,6 +101,7 @@
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings.h"
 #include "chrome/browser/net/spdyproxy/data_reduction_proxy_chrome_settings_factory.h"
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_auth_request_handler.h"
+#include "components/data_reduction_proxy/browser/data_reduction_proxy_delegate.h"
 #include "components/data_reduction_proxy/browser/data_reduction_proxy_protocol.h"
 #endif  // defined(SPDY_PROXY_AUTH_ORIGIN)
 
@@ -663,6 +664,9 @@ void IOThread::InitAsync() {
           DataReductionProxyChromeSettings::GetBuildAndPatchNumber(),
           globals_->data_reduction_proxy_params.get(),
           BrowserThread::GetMessageLoopProxyForThread(BrowserThread::IO)));
+  globals_->data_reduction_proxy_delegate.reset(
+      new data_reduction_proxy::DataReductionProxyDelegate(
+          globals_->data_reduction_proxy_auth_request_handler.get()));
   // This is the same as in ProfileImplIOData except that we do not collect
   // usage stats.
   network_delegate->set_data_reduction_proxy_params(
@@ -1058,6 +1062,7 @@ void IOThread::InitializeNetworkSessionParamsFromGlobals(
       &params->origin_to_force_quic_on);
   params->enable_user_alternate_protocol_ports =
       globals.enable_user_alternate_protocol_ports;
+  params->proxy_delegate = globals.data_reduction_proxy_delegate.get();
 }
 
 base::TimeTicks IOThread::creation_time() const {