[MediaGalleries] Virtual File Util implementation for iPhoto.

R=vandebo@chromium.org
BUG=151703

Review URL: https://codereview.chromium.org/32853002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@234845 0039d316-1c4b-4281-b951-d872f2087c98
Fix ash_unittests win static library compile.

Same thing as in https://code.google.com/p/chromium/issues/detail?id=310636

R=koz@chromium.org

BUG=318418

Review URL: https://codereview.chromium.org/68343014

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@234846 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 234846
Drop dependency on epoll_sub.c in libevent.

This file only adds wrappers for epoll_create, epoll_ctl and epoll_wait
syscalls, which are provided by glibc since 2.3.2. I'm removing it from build
rules because it's complicating MemorySanitizer deployment.

BUG=178409
TBR=cpu@chromium.org

Review URL: https://codereview.chromium.org/71443003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@234847 0039d316-1c4b-4281-b951-d872f2087c98
SVN changes up to revision 234847