Speculative fix for atomic flag in UsbEventHandler.
commit2b566ac6bf0c099a63b885d4a856a1583e7eb243
authorglider@chromium.org <glider@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Mon, 18 Aug 2014 19:30:07 +0000 (18 19:30 +0000)
committerglider@chromium.org <glider@chromium.org@0039d316-1c4b-4281-b951-d872f2087c98>
Mon, 18 Aug 2014 19:31:24 +0000 (18 19:31 +0000)
treea50e94fbf8770e6bb4ec38d50e478d6df660f55a
parent1c757366e37fe54b8ddf1141b845d2aa1647ab0b
Speculative fix for atomic flag in UsbEventHandler.
The write memory barrier for running_ in ~UsbEventHandler didn't have a corresponding
read memory barrier anywhere and thus was useless.

BUG=None

Review URL: https://codereview.chromium.org/486613003

Cr-Commit-Position: refs/heads/master@{#290329}
git-svn-id: svn://svn.chromium.org/chrome/trunk/src@290329 0039d316-1c4b-4281-b951-d872f2087c98
components/usb_service/usb_context.cc