Fix missing exception check in typed array constructor (2).

This fixes another crash when the the typed array constructor accesses
an array that has a throwing accessor defined on one of it's elements.

R=verwaest@chromium.org
BUG=chromium:168545
TEST=mjsunit/regress/regress-crbug-168545.js

Review URL: https://codereview.chromium.org/11791052

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@13351 ce2b1a6d-e550-0410-aec6-3dcde31c8c00