asio: Add noexcept for move constructor and move assignment operator

src/asio_client_session.cc

@@ -49,9 +49,9 @@ session::session(boost::asio::io_service &io_service,
 
 session::~session() {}
 
-session::session(session &&other) : impl_(std::move(other.impl_)) {}
+session::session(session &&other) noexcept : impl_(std::move(other.impl_)) {}
 
-session &session::operator=(session &&other) {
+session &session::operator=(session &&other) noexcept {
   if (this == &other) {
     return *this;
   }

src/asio_server_http2.cc

@@ -40,9 +40,9 @@ http2::http2() : impl_(make_unique<http2_impl>()) {}
 
 http2::~http2() {}
 
-http2::http2(http2 &&other) : impl_(std::move(other.impl_)) {}
+http2::http2(http2 &&other) noexcept : impl_(std::move(other.impl_)) {}
 
-http2 &http2::operator=(http2 &&other) {
+http2 &http2::operator=(http2 &&other) noexcept {
   if (this == &other) {
     return *this;
   }

src/includes/nghttp2/asio_http2_client.h

@@ -128,8 +128,8 @@ public:
           const std::string &service);
   ~session();
 
-  session(session &&other);
+  session(session &&other) noexcept;
-  session &operator=(session &&other);
+  session &operator=(session &&other) noexcept;
 
   // Sets callback which is invoked after connection is established.
   void on_connect(connect_cb cb) const;

src/includes/nghttp2/asio_http2_server.h

@@ -126,8 +126,8 @@ public:
   http2();
   ~http2();
 
-  http2(http2 &&other);
+  http2(http2 &&other) noexcept;
-  http2 &operator=(http2 &&other);
+  http2 &operator=(http2 &&other) noexcept;
 
   // Starts listening connection on given address and port and serves
   // incoming requests in cleartext TCP connection.