tree 53d7de9fe17a257341309b2bdbe9d1f6d28da3c0
parent 8183ed948a82f84c12d1b4ae9b84d2eefb6362ca
author zonghuayang <zonghuayang@google.com> 1631866966 +0800
committer Bob Yang <zonghuayang@google.com> 1633313548 +0000

Fix wallpaper preview flash of WallpaperSectionController

Set placeholder color for the preview ImageView.

Videos:
  - Before: https://drive.google.com/file/d/1ze3XubOete6wu83TKVTH0-rZ3a7h_VAI/view?usp=sharing&resourcekey=0-GsOP6zFBIoqdYlbWGhvb-Q
  - After: https://drive.google.com/file/d/1Gj7qaOSkp5SL-cmXJAKWexnpzRSh8ls0/view?usp=sharing&resourcekey=0-TIVXlvLjzBXtPam39bSqXw

Bug: 199800990
Test: Manual
Change-Id: I277ea22825bcbcca14aa6c9d8d233381ea8053bd