IceTransport: don't catch creation exceptions

Change-Id: Ie5fe090494e30f99587d048dad709b8ac50a3cef

src/ice_transport.cpp

@@ -1818,23 +1818,13 @@ IceTransportFactory::~IceTransportFactory() {}
 std::shared_ptr<IceTransport>
 IceTransportFactory::createTransport(std::string_view name)
 {
-    try {
     return std::make_shared<IceTransport>(name, logger_);
-    } catch (const std::exception& e) {
-        //JAMI_ERR("%s", e.what());
-        return nullptr;
-    }
 }
 
 std::unique_ptr<IceTransport>
 IceTransportFactory::createUTransport(std::string_view name)
 {
-    try {
     return std::make_unique<IceTransport>(name, logger_);
-    } catch (const std::exception& e) {
-        //JAMI_ERR("%s", e.what());
-        return nullptr;
-    }
 }
 
 //==============================================================================