base: Assert that RegKey::ValueCount() is updated according in RegistryTest.
base: Assert that RegKey::ValueCount() is updated according in RegistryTest.

BUG=None
TEST=out/Debug/base_unittests --gtest_filter=RegistryTest.ValueTest

Review URL: http://codereview.chromium.org/3132035

git-svn-id: http://src.chromium.org/svn/trunk/src@57289 4ff67af0-8c30-449e-8e8b-ad334ec8d88c

Former-commit-id: e0332cb487ded1f2d3cbbff3f398264755cc7cc7
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