tree 8e67342d75bf85556fb5d7735f15b33abe71b70a
parent 13d650d7cfbc328a3d02b9a252646252cacfac9e
author Lin Guo <linguo@google.com> 1524521975 -0700
committer Lin Guo <linguo@google.com> 1524795251 +0000

Support arrow down animation

1. No need to use a FrameLayout for PagedListView.
2. Support arrow drop down animation.

BUG: 78474304,73134851
Test: manual

Change-Id: Iec4e046f1abca40d76bd76ab3d5dc2a02e4dfcc2