fix redundant args of lambda and remove exception of destructor

Author: velconia

paddle/fluid/operators/distributed/proto_encoder_helper.h

@@ -83,7 +83,9 @@ class ProtoEncodeHelper {
 
   ~ProtoEncodeHelper() {
     // Make sure callers didn't do operations that went over max_size promised
-    PADDLE_ENFORCE_LE(p_, limit_);
+#define REPLACE_ENFORCE_GLOG 1
+    paddle::platform::throw_on_error(p_ <= limit_);
+#undef REPLACE_ENFORCE_GLOG
   }
 
   const char* data() const { return base_; }

paddle/fluid/operators/listen_and_serv_op.cc

@@ -60,7 +60,7 @@ static void ParallelExecuteBlocks(
   std::vector<std::future<void>> fs;
   for (size_t idx : parallel_blkids) {
     fs.push_back(
-        framework::Async([&executor, &prepared, &program, &scope, idx]() {
+        framework::Async([&executor, &prepared, &scope, idx]() {
           int run_block = idx;  // thread local
           try {
             VLOG(3) << "running server block: " << run_block