Ensure the plugin backing store is always mapped, even when it's been swapped in. This was causing a crash after Swap when running out of process.
Ensure the plugin backing store is always mapped, even when it's been swapped
in. This was causing a crash after Swap when running out of process.

TEST=manual
BUG=none
Review URL: http://codereview.chromium.org/5972010

git-svn-id: dd90618784b6a4b323ea0c23a071cb1c9e6f2ac7@73004 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser,wistoch/meego-app-browser