First initialize the v8::Isolate on workers before passing it to gin
First initialize the v8::Isolate on workers before passing it to gin

Gin will try to create v8::FunctionTemplates which would implictely
initialize the isolate.

BUG=321631
R=marja@chromium.org

Review URL: https://codereview.chromium.org/102853003

git-svn-id: bf5cd6ccde378db821296732a091cfbcf5285fbd@163799 bbb929c8-8fbe-4397-9dbb-9b2b20218538

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