30 class Variant {
42   Variant() : type_(TYPE_EMPTY) {}  in Variant()  function
43   explicit Variant(const int value)  in Variant()  function
45   explicit Variant(const int64 value)  in Variant()  function
47   explicit Variant(const float value)  in Variant()  function
49   explicit Variant(const double value)  in Variant()  function
51   explicit Variant(const StringPiece value)  in Variant()  function
53   explicit Variant(const std::string value)  in Variant()  function
55   explicit Variant(const char* value)  in Variant()  function
57   explicit Variant(const bool value)  in Variant()  function
60   Variant& operator=(const Variant&) = default;