Add Widget related layout types to LayoutType

Bug: 177223401
Test: Manual
Change-Id: I990c25fe267499c8119e751e4d00c467c7a7f5ef
1 file changed
tree: ffdf0d0703c948ba7e71b8a22317c4edad9f2823
  1. iconloaderlib/
  2. searchuilib/