Clean up stack guard interrupts.

test/cctest/test-debug.cc

 // Copyright 2012 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 6816 matching lines @@
     // Count the number of breaks.
     break_point_hit_count++;
 
     i::HandleScope scope(isolate);
     message.GetJSON();
 
     SendContinueCommand();
   } else if (message.IsEvent() && message.GetEvent() == v8::AfterCompile) {
     i::HandleScope scope(isolate);
 
-    bool is_debug_break = isolate->stack_guard()->IsDebugBreak();
+    bool is_debug_break = isolate->stack_guard()->CheckDebugBreak();
     // Force DebugBreak flag while serializer is working.
-    isolate->stack_guard()->DebugBreak();
+    isolate->stack_guard()->RequestDebugBreak();
 
     // Force serialization to trigger some internal JS execution.
     message.GetJSON();
 
     // Restore previous state.
     if (is_debug_break) {
-      isolate->stack_guard()->DebugBreak();
+      isolate->stack_guard()->RequestDebugBreak();
     } else {
-      isolate->stack_guard()->Continue(i::DEBUGBREAK);
+      isolate->stack_guard()->ClearDebugBreak();
     }
   }
 }
 
 
 // Test that if DebugBreak is forced it is ignored when code from
 // debug-delay.js is executed.
 TEST(NoDebugBreakInAfterCompileMessageHandler) {
   DebugLocalContext env;
   v8::HandleScope scope(env->GetIsolate());
@@ skipping 824 matching lines @@
   env->Global()->Set(v8_str("add_debug_break"), add_debug_break);
 
   CompileRun("(function loop() {"
              "  for (var j = 0; j < 1000; j++) {"
              "    for (var i = 0; i < 1000; i++) {"
              "      if (i == 999) add_debug_break();"
              "    }"
              "  }"
              "})()");
 }