DO NOT MERGE - Backport RLZ code to GB:
  - Cache RLZ parameter
  - Set RLZ parameter for address bar searches
  - Add broadcast receiver to handle RLZ updates
  - Update RLZ parameters in home page and bookmarks
Bug: 4436761

Change-Id: I7ce0e7bead7954ed9ebfe10b66242553f14ed6f2
6 files changed