[debug-wrapper] Adapt tests, breakpoint.actual_location

test/debugger/debug/regress/regress-419663.js

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// Flags: --expose-debug-as debug
 
 var o = {
   f: function(x) {
     var a = x + 1;
     o = 1;
   }
 }
 
 function sentinel() {}
 
 var Debug = debug.Debug;
 
 Debug.setListener(function() {});
 
 var script = Debug.findScript(sentinel);
 
 // Used in Debug.setScriptBreakPointById.
-var p = Debug.findScriptSourcePosition(script, 9, 0);
+var p = Debug.findScriptSourcePosition(script, 8, 0);
 var q = Debug.setBreakPointByScriptIdAndPosition(script.id, p).actual_position;
-var r = Debug.setBreakPointByScriptIdAndPosition(script.id, q).actual_position;
-
-assertEquals(q, r);
 
 function assertLocation(p, l, c) {
   var location = script.locationFromPosition(p, false);
   assertEquals(l, location.line);
   assertEquals(c, location.column);
 }
 
-assertLocation(p, 9, 0);
-assertLocation(q, 9, 4);
-assertLocation(r, 9, 4);
+assertLocation(p, 8, 0);
+assertLocation(q, 8, 4);