Synchronize ResolverDrawerLayout with core

Copy over new changes from frameworks/base ResolverDrawerLayout.
Copied CLs:
- ag/19719026: (resolver_list.xml change is not picked).

Test: manual tests
Test: atest IntentResolverUnitTests
Change-Id: I6a22abd211932511de236156a62b2096593cf020
2 files changed