Revert 113699 - base::Bind: Convert Socket::Write.

net/socket/client_socket_pool_base_unittest.cc

Index: net/socket/client_socket_pool_base_unittest.cc
===================================================================
--- net/socket/client_socket_pool_base_unittest.cc	(revision 113718)
+++ net/socket/client_socket_pool_base_unittest.cc	(working copy)
@@ -78,11 +78,6 @@
     was_used_to_convey_data_ = true;
     return len;
   }
-  virtual int Write(
-      IOBuffer* /* buf */, int len, const CompletionCallback& /* callback */) {
-    was_used_to_convey_data_ = true;
-    return len;
-  }
   virtual bool SetReceiveBufferSize(int32 size) { return true; }
   virtual bool SetSendBufferSize(int32 size) { return true; }