Make more JS files beter match the coding standard.

test/mjsunit/arguments-escape.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 12 matching lines @@
 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 function foo(x) {
   var a = arguments;
   function bar(i) {
     assertEquals(i, ++a[0]);
     assertEquals(i, x);
-  };
+  }
   bar(1);
   bar(2);
   bar(3);
   return bar;
 }
 var baz = foo(0);
 baz(4);
 baz(5);
 baz(6);
 
 // Test writing a non-smi.
 function foo2(x) {
   var a = arguments;
   function bar2(i) {
     assertEquals(i, ++a[0]);
     assertEquals(i, x);
-  };
+  }
   bar2(1.5);
   bar2(2.5);
   bar2(3.5);
   return bar2;
 }
 var baz2 = foo2(0.5);
 baz2(4.5);
 baz2(5.5);
 baz2(6.5);