Fix build error from non-POD initializer list

include/user/senseApiDesc.h

@@ -51,11 +51,6 @@ public:
     class ExportedImplexorApiDesc
     {
     public:
-        ExportedImplexorApiDesc(const std::string name)
-        // The caller should sanity check before calling this constructor.
-        :   name(name)
-        {}
-
         static bool sanityCheck(const ExportedImplexorApiDesc &desc)
         {
             if (desc.name.empty()) { return false; }
@@ -67,8 +62,6 @@ public:
     };
 
 public:
-    SenseApiDesc() = default;
-
     std::string stringify() const
     {
         std::string result = "Name: " + name + "\n";