Merge commit '6195432b6fde3cda4bc7e2406c8f2975795933a7' * commit '6195432b6fde3cda4bc7e2406c8f2975795933a7': Fix for 2177367: Reduce duration of vibrate in RotaryLockScreen Fix issue #2176944: Need API so browser, others can determine memory size of device Fix issue #2177262: Improve animations Fix issue #2174566: HOT STABILITY: NPE in activity manager