Having consistent import order will reduce chance of merge
conflict between internal and external master
Test: rebuild
Change-Id: I0b1a170967ddcce7f388603fd521f6ed1eeba30b
This CL only changed AlertDialog imports.
So, reviewer can review it easily.
Change-Id: I097bc44394195b14287f4f920c570ac8653f356a
Fixes: 111413092
Test: This CL can't pass Robo test.
Bug: 30432840
Test: Reproduced the problem by clicking 'Install from SD card' and the
new notification string appears instead of the old one.
Change-Id: I38a6fc6212aa283f8a899c28db81d8dae4245396