Make more JS files beter match the coding standard.

test/mjsunit/debug-step-2.js

Index: test/mjsunit/debug-step-2.js
diff --git a/test/mjsunit/debug-step-2.js b/test/mjsunit/debug-step-2.js
index 502b426ee23abfe58e46261458fc862302e5985a..4c2468c735786a54bbc5cefb4d68d773a5d02dcf 100644
--- a/test/mjsunit/debug-step-2.js
+++ b/test/mjsunit/debug-step-2.js
@@ -31,7 +31,7 @@
 // is recompiled with debug break slots when debugging is started.
 
 // Get the Debug object exposed from the debug context global object.
-Debug = debug.Debug
+Debug = debug.Debug;
 
 var bp;
 var done = false;
@@ -43,7 +43,7 @@ function listener(event, exec_state, event_data, data) {
     if (!done) exec_state.prepareStep(Debug.StepAction.StepNext);
     step_count++;
   }
-};
+}
 
 // Set the global variables state to prpare the stepping test.
 function prepare_step_test() {
@@ -56,7 +56,7 @@ function f() {
   var i = 1;
   var j = 2;
   done = true;
-};
+}
 
 prepare_step_test();
 f();