Refratoring (delete Methode and change compound to defaultborder)

src/main/java/BattleShip/AIGridGUI.java

@@ -479,16 +479,7 @@ public class AIGridGUI extends JPanel {
                 highlightCells(cell, 0);
             }
 
-            if(e.getButton() == MouseEvent.BUTTON3) {
-                //Toggle whether ship placement is vertical or horizontal.
-                vertical = !vertical;
-                for(BSButton bsb : buttons) {
-                    if(bsb.getCellContents() == null) {
-                        bsb.setBorder(defaultBorder);
-                    }
-                }
-                highlightCells(cell, 0);
-            }
+
         }
 
         public void mouseExited(MouseEvent e) {
@@ -531,7 +522,7 @@ public class AIGridGUI extends JPanel {
                             bsb.setBorder(loweredBevel);
                         } else {
                             //If mouse exited, unhighlight cells.
-                            bsb.setBorder(compound);
+                            bsb.setBorder(defaultBorder);
                         }
                     }
                 }