test: remove --harmony-sharedarraybuffer usage

This flag has been enabled by default since v8
7662e0634c3a057fa5d746912ee5af76e285c274.

PR-URL: #16343
Reviewed-By: Jeremiah Senkpiel <[email protected]>
Reviewed-By: Anna Henningsen <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>
Reviewed-By: Anatoli Papirovski <[email protected]>
Reviewed-By: Michaël Zasso <[email protected]>
Reviewed-By: Luigi Pinca <[email protected]>
Reviewed-By: Joyee Cheung <[email protected]>
Reviewed-By: Timothy Gu <[email protected]>

Author: binji

test/parallel/test-buffer-sharedarraybuffer.js

@@ -1,6 +1,5 @@
 /*global SharedArrayBuffer*/
 'use strict';
-// Flags: --harmony-sharedarraybuffer
 
 require('../common');
 const assert = require('assert');

test/parallel/test-util-format-shared-arraybuffer.js

@@ -1,5 +1,3 @@
-// Flags: --harmony_sharedarraybuffer
-
 'use strict';
 require('../common');
 const assert = require('assert');

test/parallel/test-v8-serdes-sharedarraybuffer.js

@@ -1,6 +1,5 @@
 /*global SharedArrayBuffer*/
 'use strict';
-// Flags: --harmony-sharedarraybuffer
 
 const common = require('../common');
 const assert = require('assert');