Do not access any object in the destructor and only delete animators in the destructor.
[Title] Do not access any object in the destructor and only delete animators in the destructor.
[Issue#] N_SE-30414
[Problem] The browser is crashed when exiting browser during smart zoom or flick.
[Cause] The deleted objects are accessed in the destructor of smart zoom and flick.
[Solution] Do not access any object in the destructor and only delete animators there.
Change-Id: I7f0d269c249135ee089f77a8f943831ebf10b706