Fix the V8 bindings problem that causes crash when an XHR exception is thrown in worker context. This is one of two patches needed for the fix. The other patch is https://bugs.webkit.org/show_bug.cgi?id=26626. BUG=14753 TEST=WebKit layout tests should cover this. Review URL: http://codereview.chromium.org/144008
Fix the V8 bindings problem that causes crash when an XHR exception is thrown in worker context. This is one of two patches needed for the fix. The other patch is https://bugs.webkit.org/show_bug.cgi?id=26626.
BUG=14753
TEST=WebKit layout tests should cover this.
Review URL: http://codereview.chromium.org/144008

git-svn-id: http://src.chromium.org/svn/trunk/src@19060 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: f94be167d61eaceb7cf35dfcd4b71e4db75d0656
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser