Fix compilation error and add missing file to GYP.

Fix compilation error and add missing file to GYP.

R=ricow@chromium.org

Commited: http://code.google.com/p/v8/source/detail?r=9518

[Rico, 2011-10-04 16:27:53]

LGTM with small nit

http://codereview.chromium.org/8136004/diff/1/test/cctest/test-weakmaps.cc
File test/cctest/test-weakmaps.cc (right):

http://codereview.chromium.org/8136004/diff/1/test/cctest/test-weakmaps.cc#ne...
test/cctest/test-weakmaps.cc:95: NumberOfDeletedElements());
I don't like this indention or the fact that we end the line in ->, could we
move down the parameters and do 4 space indent, same below

[Rico, 2011-10-04 16:27:54]

LGTM with small nit

[Rico, 2011-10-04 16:27:55]

LGTM with small nit

[Michael Starzinger, 2011-10-04 16:32:46]

Added new patch set.

[Rico, 2011-10-04 17:02:08]

LGTM