Move data reduction proxy to Chrome-Proxy header for authentication

net/http/failing_http_transaction_factory.cc

Index: net/http/failing_http_transaction_factory.cc
diff --git a/net/http/failing_http_transaction_factory.cc b/net/http/failing_http_transaction_factory.cc
index d1d1612966d7eb67372bab24d28a176d43603534..23a184f1bd3fb7576dc4ace294104df942bfff06 100644
--- a/net/http/failing_http_transaction_factory.cc
+++ b/net/http/failing_http_transaction_factory.cc
@@ -63,6 +63,8 @@ class FailingHttpTransaction : public HttpTransaction {
       WebSocketHandshakeStreamBase::CreateHelper* create_helper) OVERRIDE;
   virtual void SetBeforeNetworkStartCallback(
       const BeforeNetworkStartCallback& callback) OVERRIDE;
+  virtual void SetBeforeProxyHeadersSentCallback(
+      const BeforeProxyHeadersSentCallback& callback) OVERRIDE;
   virtual int ResumeNetworkStart() OVERRIDE;
 
  private:
@@ -156,6 +158,10 @@ void FailingHttpTransaction::SetBeforeNetworkStartCallback(
     const BeforeNetworkStartCallback& callback)  {
 }
 
+void FailingHttpTransaction::SetBeforeProxyHeadersSentCallback(
+    const BeforeProxyHeadersSentCallback& callback)  {
+}
+
 int FailingHttpTransaction::ResumeNetworkStart()  {
   NOTREACHED();
   return ERR_FAILED;