Revert "Add search bar to SearchActivity."

This reverts commit fac61b71e5b32bf8cd464049c2750a18911b75b2.

Bug: 37477506
Change-Id: I1ee66999fbb28b03feb5a51c7146f31a71c1252a
Merged-In: I4a0f0c91c51ff5820b61a596520d80a3337c3466
9 files changed