Merge commit 'feb4e9a7da6264007786b161ab6273ba08094570' * commit 'feb4e9a7da6264007786b161ab6273ba08094570': Enable more debug message to debug the Camera startPreview bug.
Merge commit 'feb4e9a7da6264007786b161ab6273ba08094570' * commit 'feb4e9a7da6264007786b161ab6273ba08094570': Enable more debug message to debug the Camera startPreview bug.