Make more JS files beter match the coding standard.

test/mjsunit/assert-opt-and-deopt.js

 // Copyright 2011 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 64 matching lines @@
 
 OptTracker.prototype.AssertDeoptHappened = function(func, expect_deopt) {
   if (this.DisableAsserts_(func)) {
     return;
   }
   if (expect_deopt) {
     assertTrue(this.GetDeoptCount_(func) > 0);
   } else {
     assertEquals(0, this.GetDeoptCount_(func));
   }
-}
+};
 
 OptTracker.prototype.AssertIsOptimized = function(func, expect_optimized) {
   if (this.DisableAsserts_(func)) {
     return;
   }
   var raw_optimized = %GetOptimizationStatus(func);
   if (expect_optimized) {
     assertEquals(OptTracker.OptimizationState.YES, raw_optimized);
   } else {
     assertEquals(OptTracker.OptimizationState.NO, raw_optimized);
   }
-}
+};
 
 /**
  * @private
  */
 OptTracker.prototype.GetOptCount_ = function(func) {
   var raw_count = %GetOptimizationCount(func);
   if (func in this.opt_counts_) {
     var checkpointed_count = this.opt_counts_[func];
     return raw_count - checkpointed_count;
   }
   return raw_count;
-}
+};
 
 /**
  * @private
  */
 OptTracker.prototype.GetDeoptCount_ = function(func) {
   var count = this.GetOptCount_(func);
   if (%GetOptimizationStatus(func) == OptTracker.OptimizationState.YES) {
     count -= 1;
   }
   return count;
-}
+};
 
 /**
  * @private
  */
 OptTracker.prototype.DisableAsserts_ = function(func) {
   switch(%GetOptimizationStatus(func)) {
     case OptTracker.OptimizationState.YES:
     case OptTracker.OptimizationState.NO:
       return false;
     case OptTracker.OptimizationState.ALWAYS:
     case OptTracker.OptimizationState.NEVER:
       return true;
   }
   return false;
-}
+};
 // (End of class OptTracker.)
 
 // Example function used by the test below.
 function f(a) {
   return a+1;
 }
 
 var tracker = new OptTracker();
 tracker.CheckpointOptCount(f);
 
@@ skipping 22 matching lines @@
 // Let's trigger optimization for another type.
 for (var i = 0; i < 5; i++) f("a");
 
 %OptimizeFunctionOnNextCall(f);
 f("b");
 
 tracker.AssertOptCount(f, 2);
 tracker.AssertIsOptimized(f, true);
 tracker.AssertDeoptHappened(f, true);
 tracker.AssertDeoptCount(f, 1);