net: Reset UploadDataStream on HttpNetworkTransaction destruction

net/http/http_network_transaction.cc

Index: net/http/http_network_transaction.cc
diff --git a/net/http/http_network_transaction.cc b/net/http/http_network_transaction.cc
index a63a2aa43b974acbc11ec1ebe599e4f6ca294399..44ded86f530b465aa490f035857eff17b6733552 100644
--- a/net/http/http_network_transaction.cc
+++ b/net/http/http_network_transaction.cc
@@ -163,6 +163,9 @@ HttpNetworkTransaction::~HttpNetworkTransaction() {
       }
     }
   }
+
+  if (request_ && request_->upload_data_stream)
+    request_->upload_data_stream->Reset();  // Invalidate pending operations.

[mmenke, 2013/10/02 01:02:54]

Comment isn't accurate - pending operations will still be completed, for the
most part (Since they don't, and can't, check the state of the weak pointer on
other threads).  Maybe "Invalidate pending callbacks."?

[hashimoto, 2013/10/02 03:45:35]

Done.

 }
 
 int HttpNetworkTransaction::Start(const HttpRequestInfo* request_info,