Remove unused Multipart functions

src/Multipart.h

@@ -39,21 +39,6 @@ namespace uWS {
             remainingLine = line;
         }
 
-        /* Common parameter */
-        std::string_view getName() {
-            return name;
-        }
-
-        /* Common parameter */
-        std::string_view getFilename() {
-            return filename;
-        }
-
-        /* Parses common values */
-        void parseCommonValues() {
-
-        }
-
         /* Returns next key/value where value can simply be empty.
          * If key (first) is empty then we are at the end */
         std::pair<std::string_view, std::string_view> getKeyValue() {
@@ -76,7 +61,6 @@ namespace uWS {
 
     private:
         std::string_view remainingLine;
-        std::string_view filename, name;
 
         /* Consumes a token from the line. Will "unquote" strings */
         std::string_view getToken() {