Only send null or undefined as receiver for es5 natives, not generally

Only send null or undefined as receiver for es5 natives, not generally
for builtin functions.
Committed: http://code.google.com/p/v8/source/detail?r=7879

[Mads Ager (chromium), 2011-05-13 05:47:33]

LGTM

[Rico, 2011-05-13 05:58:27]

Updated tests on API added functions to expect that non objects are converted to
the global object again (compared to not being converted after change 7786)

[Mads Ager (chromium), 2011-05-13 05:59:07]

On 2011/05/13 05:58:27, Rico wrote:
> Updated tests on API added functions to expect that non objects are converted
to
> the global object again (compared to not being converted after change 7786)

Great. Thanks.

[Rico, 2011-05-13 07:23:57]

Added arm and x64 implementations

[Mads Ager (chromium), 2011-05-13 07:25:51]

LGTM