fix ci issues. HttpSesisonData needs a default constructor. Initialize unintialized members of grpc client options

Author: dbarker

exporters/otlp/include/opentelemetry/exporters/otlp/otlp_grpc_client_options.h

@@ -34,7 +34,7 @@ struct OtlpGrpcClientOptions
   std::string endpoint;
 
   /** Use SSL. */
-  bool use_ssl_credentials;
+  bool use_ssl_credentials{};
 
   /** CA CERT, path to a file. */
   std::string ssl_credentials_cacert_path;
@@ -71,14 +71,14 @@ struct OtlpGrpcClientOptions
   std::string user_agent;
 
   /** max number of threads that can be allocated from this */
-  std::size_t max_threads;
+  std::size_t max_threads{};
 
   /** Compression type. */
   std::string compression;
 
 #ifdef ENABLE_ASYNC_EXPORT
   // Concurrent requests
-  std::size_t max_concurrent_requests;
+  std::size_t max_concurrent_requests{};
 #endif
 
   /** The maximum number of call attempts, including the original attempt. */

exporters/otlp/include/opentelemetry/exporters/otlp/otlp_http_client.h

@@ -234,6 +234,8 @@ class OtlpHttpClient
     std::shared_ptr<opentelemetry::ext::http::client::Session> session;
     std::shared_ptr<opentelemetry::ext::http::client::EventHandler> event_handle;
 
+    HttpSessionData() = default;
+
     explicit HttpSessionData(
         std::shared_ptr<opentelemetry::ext::http::client::Session> input_session,
         std::shared_ptr<opentelemetry::ext::http::client::EventHandler> input_handle)