Summary:
Added the ability to search tree generations for a particular component. As soon as you start typing in the search bar, only relevant timeline tracks would be displayed.
Currently, I'm looking for the search string in `component_class_name` of the payload and among all nodes in the tree.
Reviewed By: fabiomassimo
Differential Revision: D21175734
fbshipit-source-id: 642c628350192697980becd20352d303200a031e