src/java.base/share/classes/java/net/URLConnection.java

*** 1321,1331 ****
                      if (cl != null) {
                          cls = cl.loadClass(clsName);
                      }
                  }
                  if (cls != null) {
!                     return (ContentHandler) cls.newInstance();
                  }
              } catch(Exception ignored) { }
          }
  
          return UnknownContentHandler.INSTANCE;
--- 1321,1333 ----
                      if (cl != null) {
                          cls = cl.loadClass(clsName);
                      }
                  }
                  if (cls != null) {
!                     @SuppressWarnings("deprecation")
!                     Object tmp = cls.newInstance();
!                     return (ContentHandler) tmp;
                  }
              } catch(Exception ignored) { }
          }
  
          return UnknownContentHandler.INSTANCE;