[debugger] remove break point hit count and ignore count.

test/mjsunit/debug-changebreakpoint.js

 // Copyright 2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 61 matching lines @@
     testArguments(dcp, '{"breakpoint":' + (breakpoint + 1) + ',"condition":"false"}', false);
     testArguments(dcp, '{"breakpoint":"xx","condition":"false"}', false);
 
     // Test some legal clearbreakpoint requests.
     var bp_str = '"breakpoint":' + breakpoint;;
     testArguments(dcp, '{' + bp_str + '}', true);
     testArguments(dcp, '{' + bp_str + ',"enabled":"true"}', true);
     testArguments(dcp, '{' + bp_str + ',"enabled":"false"}', true);
     testArguments(dcp, '{' + bp_str + ',"condition":"1==2"}', true);
     testArguments(dcp, '{' + bp_str + ',"condition":"false"}', true);
-    testArguments(dcp, '{' + bp_str + ',"ignoreCount":7}', true);
-    testArguments(dcp, '{' + bp_str + ',"ignoreCount":0}', true);
-    testArguments(
-        dcp,
-        '{' + bp_str + ',"enabled":"true","condition":"false","ignoreCount":0}',
-        true);
 
     // Indicate that all was processed.
     listenerComplete = true;
   }
   } catch (e) {
     exception = e
   };
 };
 
 // Add the debug event listener.
 Debug.setListener(listener);
 
 function g() {};
 
 // Set a break point and call to invoke the debug event listener.
 breakpoint = Debug.setBreakPoint(g, 0, 0);
 g();
 
 // Make sure that the debug event listener vas invoked.
 assertTrue(listenerComplete, "listener did not run to completion");
 assertFalse(exception, "exception in listener")