Delete Session and SessionManager object synchronously.

jingle/glue/pseudotcp_adapter.h

Index: jingle/glue/pseudotcp_adapter.h
diff --git a/jingle/glue/pseudotcp_adapter.h b/jingle/glue/pseudotcp_adapter.h
index 91811e93c6351a8d4bde6199893f1f3d67bccd40..50587051105c11a2259c1c7cd9de59a9122e5271 100644
--- a/jingle/glue/pseudotcp_adapter.h
+++ b/jingle/glue/pseudotcp_adapter.h
@@ -29,6 +29,11 @@ class PseudoTcpAdapter : public net::StreamSocket, base::NonThreadSafe {
   PseudoTcpAdapter(net::Socket* socket);
   virtual ~PseudoTcpAdapter();
 
+  // Sets callback that should be called when the adapter is being
+  // destroyed. The callback is not allowed to touch the adapter, but
+  // can do anything else.
+  void SetOnDestroyedCallback(const base::Closure& callback);
+
   // net::Socket implementation.
   virtual int Read(net::IOBuffer* buffer, int buffer_size,
                    const net::CompletionCallback& callback) OVERRIDE;
@@ -61,6 +66,8 @@ class PseudoTcpAdapter : public net::StreamSocket, base::NonThreadSafe {
  private:
   class Core;
 
+  base::Closure destruction_callback_;
+
   scoped_refptr<Core> core_;
 
   net::BoundNetLog net_log_;