Remove NAV_ENTRY_PENDING once NAV_ENTRY_COMITTED received
Remove NAV_ENTRY_PENDING once NAV_ENTRY_COMITTED received

BUG=52832
TEST=search in the omnibox twice on chrome debug build and didn't crash

Review URL: http://codereview.chromium.org/3187015

git-svn-id: http://src.chromium.org/svn/trunk/src@57637 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: bfa9a193cf325281bdb125f9fcc8eba70fe1fad8
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