REGRESSION(r172808): It made 6 different tests fail on 32 bit platforms

[Csaba Osztrogonác]

See https://bugs.webkit.org/show_bug.cgi?id=136118#c5 for details.

[Csaba Osztrogonác]

Apple Mac 32 bit bot:
- before: http://build.webkit.org/builders/Apple%20Mavericks%2032-bit%20JSC%20%28BuildAndTest%29/builds/3691/steps/webkit-32bit-jsc-test/logs/stdio (22 failures)
- after: http://build.webkit.org/builders/Apple%20Mavericks%2032-bit%20JSC%20%28BuildAndTest%29/builds/3692/steps/webkit-32bit-jsc-test/logs/stdio (63 failures)

EFL ARM Traditional bot:
- before: http://build.webkit.sed.hu/builders/EFL%20ARMv7%20Traditional%20Linux%20Release%20%28Build%29/builds/6379 (13 failures)
- after: http://build.webkit.sed.hu/builders/EFL%20ARMv7%20Traditional%20Linux%20Release%20%28Build%29/builds/6380 (36 failures) 

EFL ARM Thumb2 bot:
- before: http://build.webkit.sed.hu/builders/EFL%20ARMv7%20Linux%20Release%20%28Build%29/builds/5698 (171 failures)
- after: http://build.webkit.sed.hu/builders/EFL%20ARMv7%20Linux%20Release%20%28Build%29/builds/5699 (195 failures)

[Radar WebKit Bug Importer]

<rdar://problem/18094611>

[Mark Lam]

Created attachment 236941 [details]
the patch

[Mark Lam]

Fix landed in r172838: <http://trac.webkit.org/r172838>.