GLFWMouseAndKeyHandler + Test: remove unused function

src/main/kotlin/graphics/scenery/controls/GLFWMouseAndKeyHandler.kt

@@ -384,22 +384,6 @@ open class GLFWMouseAndKeyHandler(var hub: Hub?) : MouseAndKeyHandlerBase(), Aut
         activeButtonDrags.clear()
     }
 
-    /**
-     * Called when the mouse is dragged, evaluates current drag behaviours
-     *
-     * @param[e] The incoming mouse event
-     */
-    fun mouseDragged(e: MouseEvent) {
-        update()
-
-        val x = e.x
-        val y = e.y
-
-        for (drag in activeButtonDrags) {
-            drag.behaviour.drag(x, y)
-        }
-    }
-
     /**
      * Called when the mouse is exiting, updates state
      *

src/test/kotlin/graphics/scenery/tests/unit/controls/GLFWMouseAndKeyHandlerTests.kt

@@ -456,7 +456,6 @@ class GLFWMouseAndKeyHandlerTests {
             glfwHandler.mousePressed(clickEvent)
             moveEvents.forEach { move ->
                 glfwHandler.mouseMoved(move)
-                glfwHandler.mouseDragged(move)
             }
             glfwHandler.mouseReleased(releaseEvent)
 
@@ -466,7 +465,7 @@ class GLFWMouseAndKeyHandlerTests {
 
             assertEquals(start, dragStart, "Expected dragging start to be")
             assertEquals(end, dragEnd, "Expected dragging end to be")
-            assertEquals(dragCount * 2, actualDrags, "Expected $dragCount events to have happened")
+            assertEquals(dragCount, actualDrags, "Expected $dragCount events to have happened")
         }
     }