am: f445f76eca
* commit 'f445f76ecafd9734e7f2ff9d5e42c3d77fdcfffd':
Clear child fragment manager after it is destroyed.
am: f445f76eca
* commit 'f445f76ecafd9734e7f2ff9d5e42c3d77fdcfffd':
Clear child fragment manager after it is destroyed.