Revert of Add AllReadDataConsumed and AllWriteDataConsumed methods to SocketDataProvider

net/ftp/ftp_network_transaction_unittest.cc

Index: net/ftp/ftp_network_transaction_unittest.cc
diff --git a/net/ftp/ftp_network_transaction_unittest.cc b/net/ftp/ftp_network_transaction_unittest.cc
index c242658d3027f3fa81c37764fede34e0db0c777c..79e16877bdd19d4ddd214cd66c288a1b415c46e0 100644
--- a/net/ftp/ftp_network_transaction_unittest.cc
+++ b/net/ftp/ftp_network_transaction_unittest.cc
@@ -128,10 +128,6 @@
     Init();
   }
 
-  bool AllReadDataConsumed() const override { return state_ == QUIT; }
-
-  bool AllWriteDataConsumed() const override { return state_ == QUIT; }
-
   void set_multiline_welcome(bool multiline) { multiline_welcome_ = multiline; }
 
   bool use_epsv() const { return use_epsv_; }