Remove mouseout handlers from OrbitControls (#8832)

examples/js/controls/OrbitControls.js

@@ -221,7 +221,6 @@ THREE.OrbitControls = function ( object, domElement ) {
 
 		document.removeEventListener( 'mousemove', onMouseMove, false );
 		document.removeEventListener( 'mouseup', onMouseUp, false );
-		document.removeEventListener( 'mouseout', onMouseUp, false );
 
 		window.removeEventListener( 'keydown', onKeyDown, false );
 
@@ -702,7 +701,6 @@ THREE.OrbitControls = function ( object, domElement ) {
 
 			document.addEventListener( 'mousemove', onMouseMove, false );
 			document.addEventListener( 'mouseup', onMouseUp, false );
-			document.addEventListener( 'mouseout', onMouseUp, false );
 
 			scope.dispatchEvent( startEvent );
 
@@ -746,7 +744,6 @@ THREE.OrbitControls = function ( object, domElement ) {
 
 		document.removeEventListener( 'mousemove', onMouseMove, false );
 		document.removeEventListener( 'mouseup', onMouseUp, false );
-		document.removeEventListener( 'mouseout', onMouseUp, false );
 
 		scope.dispatchEvent( endEvent );