Make more JS files beter match the coding standard.

test/mjsunit/arguments.js

Index: test/mjsunit/arguments.js
diff --git a/test/mjsunit/arguments.js b/test/mjsunit/arguments.js
index 78b7722e6d37fccaeeab95fc429b709adefc8a22..6b5605bedad1344ab72ff84a3bdc5b957805adcb 100644
--- a/test/mjsunit/arguments.js
+++ b/test/mjsunit/arguments.js
@@ -91,7 +91,7 @@ assertEquals(9, argv2(7, 8, 9));
 
 // Test that calling a lazily compiled function with
 // an unexpected number of arguments works.
-function f(a) { return arguments.length; };
+function f(a) { return arguments.length; }
 assertEquals(3, f(1, 2, 3));
 
 function f1(x, y) {
@@ -136,7 +136,7 @@ function f5(x, y, z) {
     y = "three";
     a[1] = "drei";
     a[2] = "fuenf";
-  };
+  }
 
   g(arguments);
   assertEquals("two", x);