Merge commit '092de0a989dc3e81a957938670fb147f34afaa36' * commit '092de0a989dc3e81a957938670fb147f34afaa36': Layoutlib: Add a constant for default density value.
Merge commit '092de0a989dc3e81a957938670fb147f34afaa36' * commit '092de0a989dc3e81a957938670fb147f34afaa36': Layoutlib: Add a constant for default density value.