When reading from an SSL socket, attempt to fully fill the caller's buffer

net/socket/ssl_client_socket_openssl.h

Index: net/socket/ssl_client_socket_openssl.h
diff --git a/net/socket/ssl_client_socket_openssl.h b/net/socket/ssl_client_socket_openssl.h
index 74ada9ae195dbf0a9d18de1530241bd176a9ea55..f756345b653c95dc0e60405f77c89fc23bf1427a 100644
--- a/net/socket/ssl_client_socket_openssl.h
+++ b/net/socket/ssl_client_socket_openssl.h
@@ -128,9 +128,10 @@ class SSLClientSocketOpenSSL : public SSLClientSocket {
   void TransportReadComplete(int result);
 
   bool transport_send_busy_;
-  scoped_refptr<DrainableIOBuffer> send_buffer_;
   bool transport_recv_busy_;
   bool transport_recv_eof_;
+
+  scoped_refptr<DrainableIOBuffer> send_buffer_;
   scoped_refptr<IOBuffer> recv_buffer_;
 
   CompletionCallback user_connect_callback_;
@@ -145,6 +146,14 @@ class SSLClientSocketOpenSSL : public SSLClientSocket {
   scoped_refptr<IOBuffer> user_write_buf_;
   int user_write_buf_len_;
 
+  // Used by DoPayloadRead() when attempting to fill the caller's buffer with
+  // as much data as possible without blocking.
+  // If DoPayloadRead() encounters an error after having read some data, stores
+  // the result to return on the *next* call to DoPayloadRead().  A value > 0
+  // indicates there is no pending result, otherwise 0 indicates EOF and < 0
+  // indicates an error.
+  int pending_read_error_;
+
   // Set when handshake finishes.
   scoped_refptr<X509Certificate> server_cert_;
   CertVerifyResult server_cert_verify_result_;