Copy TempStorageSharedWorker.js to resources/inspector when debug_devtools=1

Otherwise in debug_devtools=1 front-end will fail to load worker's main resource.

BUG=None
R=loislo@chromium.org

Review URL: https://codereview.chromium.org/140433004

git-svn-id: svn://svn.chromium.org/blink/trunk@165204 bbb929c8-8fbe-4397-9dbb-9b2b20218538