Merge commit '15df6703f8bf3255eb7ba5c27e3518f60adc83f1' * commit '15df6703f8bf3255eb7ba5c27e3518f60adc83f1': Fix potential leak in ViewRoot.
Merge commit '15df6703f8bf3255eb7ba5c27e3518f60adc83f1' * commit '15df6703f8bf3255eb7ba5c27e3518f60adc83f1': Fix potential leak in ViewRoot.