Keep the SharedPart' is defined in the cpp file.

src/brpc/circuit_breaker.h

@@ -17,7 +17,6 @@
 #ifndef BRPC_CIRCUIT_BREAKER_H
 #define BRPC_CIRCUIT_BREAKER_H
                                             
-#include "butil/containers/doubly_buffered_data.h"
 #include "butil/atomicops.h"
 
 namespace brpc {

src/brpc/controller.cpp

@@ -778,8 +778,8 @@ void Controller::Call::OnComplete(Controller* c, int error_code/*note*/,
     if (enable_circuit_breaker) {
         SocketUniquePtr sock;
         if (Socket::Address(peer_id, &sock) == 0) {
-//            sock->GetSharedPart()->circuit_breaker.OnCallEnd(
-//                error_code, butil::gettimeofday_us() - begin_time_us);
+            sock->FeedbackCircuitBreaker(error_code, 
+                butil::gettimeofday_us() - begin_time_us);
         }
     }
 }

src/brpc/socket.h

@@ -762,8 +762,6 @@ private:
 
     butil::Mutex _stream_mutex;
     std::set<StreamId> *_stream_set;
-
-    CircuitBreaker _circuit_breaker;
 };
 
 } // namespace brpc