[DO NOT MERGE] Enable APP_SEARCH_IMPROVEMENTS flag.

Bug: 151196870

Merged-In: I0665be5d585f64f3d43d42201a6529fd88247ca4
Change-Id: I0665be5d585f64f3d43d42201a6529fd88247ca4
(cherry picked from commit 6b6dbc3442c492d8e35fb4a2d0976b4fbc036dc9)
1 file changed