Various UI fixes in Gallery

-New assets for grid and strip selection borders.
-Fix spacing in details dialog.
-New scrollbar asset in the strip view.
-Deleted unused ScrollView.java and GlDetailsView.java

bug:5327238
Change-Id: I147b8f8069f42e345110f7ae86c47d331551f089
14 files changed
tree: 6bd48c42e12fe38313a891506e05301b5164d162
  1. res/
  2. src/