Remove dead members of server context

include/grpc++/server_context.h

@@ -78,8 +78,6 @@ class ServerContext {
   void AddInitialMetadata(const grpc::string& key, const grpc::string& value);
   void AddTrailingMetadata(const grpc::string& key, const grpc::string& value);
 
-  bool IsCancelled();
-
   const std::multimap<grpc::string, grpc::string>& client_metadata() {
     return client_metadata_;
   }
@@ -112,7 +110,6 @@ class ServerContext {
 
   std::chrono::system_clock::time_point deadline_;
   grpc_call* call_;
-  CompletionQueue* cq_;
   bool sent_initial_metadata_;
   std::multimap<grpc::string, grpc::string> client_metadata_;
   std::multimap<grpc::string, grpc::string> initial_metadata_;

src/cpp/server/server_context.cc

@@ -94,7 +94,6 @@ bool ServerContext::CompletionOp::FinalizeResult(void** tag, bool* status) {
 ServerContext::ServerContext()
     : completion_op_(nullptr),
       call_(nullptr),
-      cq_(nullptr),
       sent_initial_metadata_(false) {}
 
 ServerContext::ServerContext(gpr_timespec deadline, grpc_metadata* metadata,
@@ -102,7 +101,6 @@ ServerContext::ServerContext(gpr_timespec deadline, grpc_metadata* metadata,
     : completion_op_(nullptr),
       deadline_(Timespec2Timepoint(deadline)),
       call_(nullptr),
-      cq_(nullptr),
       sent_initial_metadata_(false) {
   for (size_t i = 0; i < metadata_count; i++) {
     client_metadata_.insert(std::make_pair(
@@ -137,8 +135,4 @@ void ServerContext::AddTrailingMetadata(const grpc::string& key,
   trailing_metadata_.insert(std::make_pair(key, value));
 }
 
-bool ServerContext::IsCancelled() {
-  return completion_op_ && completion_op_->CheckCancelled(cq_);
-}
-
 }  // namespace grpc