src/java.desktop/macosx/classes/com/apple/laf/AquaComboBoxRendererInternal.java

*** 151,161 ****
              }
  
              if (fChecked && !fEditable && fDrawCheckedItem) {
                  final int y = getHeight() - 4;
                  g.setColor(getForeground());
!                 SwingUtilities2.drawString(fComboBox, g, "\u2713", 6, y);
              }
          }
          super.paintComponent(g);
      }
  }
--- 151,162 ----
              }
  
              if (fChecked && !fEditable && fDrawCheckedItem) {
                  final int y = getHeight() - 4;
                  g.setColor(getForeground());
!                 SwingUtilities2.getTextUIDrawing(fComboBox)
!                         .drawString(fComboBox, g, "\u2713", 6, y);
              }
          }
          super.paintComponent(g);
      }
  }