HTTP retry support.

net/http/proxy_connect_redirect_http_stream.h

Index: net/http/proxy_connect_redirect_http_stream.h
diff --git a/net/http/proxy_connect_redirect_http_stream.h b/net/http/proxy_connect_redirect_http_stream.h
index f848c64fcd17edbaab220dd7ed1557be9ea8a4db..96bab5963c91f3150f6cd559bb629bd65b63bacd 100644
--- a/net/http/proxy_connect_redirect_http_stream.h
+++ b/net/http/proxy_connect_redirect_http_stream.h
@@ -50,6 +50,7 @@ class ProxyConnectRedirectHttpStream : public HttpStream {
   virtual bool IsConnectionReusable() const OVERRIDE;
 
   virtual int64 GetTotalReceivedBytes() const OVERRIDE;
+  virtual int64 GetReceivedBodyLength() const OVERRIDE;
 
   // This function may be called.
   virtual bool GetLoadTimingInfo(
@@ -64,6 +65,10 @@ class ProxyConnectRedirectHttpStream : public HttpStream {
   // This function may be called.
   virtual void SetPriority(RequestPriority priority) OVERRIDE;
 
+  virtual void SetRestartInfo(int64 read_offset, const void* hash,
+                              size_t hash_length) OVERRIDE;
+  virtual void GetHash(void* output, size_t len) OVERRIDE;
+
   virtual UploadProgress GetUploadProgress() const OVERRIDE;
   virtual HttpStream* RenewStreamForAuth() OVERRIDE;