[debug-wrapper] migrate some scope related tests

test/debugger/debug/regress/regress-1853.js

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-// Flags: --expose-debug-as debug
 
 // Test whether scripts compiled after setting the break point are
 // updated correctly.
 
 Debug = debug.Debug;
 
 var break_count = 0;
 var test_break_1 = false;
 var test_break_2 = false;
 
@@ skipping 52 matching lines @@
      '  assertFalse(test_break_2);      \n' +
      '  assertTrue(test_break_2);       \n' +
      '}                                 \n' +
      '//# sourceURL=testScriptTwo');
 
 debugger;
 
 test1();
 test2();
 assertEquals(3, break_count);