Fix b/5401109.

1. Add FlipView similar to existing RotateView.
2. Add flipPhoto() similar to existing rotatePhoto() in PhotoView, and
add setRenderToFlip() in RendererUtils.
3. Make FlipAction use FlipView/PhotoView similar to how RotateAction
uses RotateView/PhotoView.

Change-Id: I5642266adbc248c0b8eda48ddc29558ae9cbd21e
8 files changed
tree: 04e72e17d3020501488249aede683aef68b6bb44
  1. gallerycommon/
  2. src/
  3. src_pd/
  4. tests/