Coverity 9291: Ininitialize member in HighResolutionTimerManager on Posix.
Coverity 9291: Ininitialize member in HighResolutionTimerManager on Posix.

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/3039019

git-svn-id: http://src.chromium.org/svn/trunk/src@53357 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: 0322ded9962c34b9ffcafebbee2fbcb250999147
meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser,meego-tablet-ux/meego-app-browser