After transitioning to constant function, return the constant function as result of the assignment.

test/mjsunit/regress/regress-2226.js

Index: test/mjsunit/regress/regress-2226.js
diff --git a/src/platform-posix.h b/test/mjsunit/regress/regress-2226.js
similarity index 85%
copy from src/platform-posix.h
copy to test/mjsunit/regress/regress-2226.js
index 7a982ed2ef3080dad77860d6f46b356a9067bf3b..1ac3d3062a0d2dec9951c38a5fccb3c163c49a54 100644
--- a/src/platform-posix.h
+++ b/test/mjsunit/regress/regress-2226.js
@@ -25,15 +25,12 @@
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-#ifndef V8_PLATFORM_POSIX_H_
-#define V8_PLATFORM_POSIX_H_
+var foo = function() { 0; /* foo function */ };
+var bar = function() { 1; /* bar function */ };
+var baz = function() { 2; /* baz function */ };
 
-namespace v8 {
-namespace internal {
+var test = foo.test = bar.test = baz;
 
-// Used by platform implementation files during OS::PostSetUp().
-void POSIXPostSetUp();
-
-} }  // namespace v8::internal
-
-#endif  // V8_PLATFORM_POSIX_H_
+assertEquals(baz, test);
+assertEquals(baz, foo.test);
+assertEquals(baz, bar.test);