tree 7139d9f494699850865bd1925b2fe39a076718a6
parent 9b92ebdf41ed1fbd9ff598afad1804315ad62d46
author jvanverth <jvanverth@google.com> 1462394953 -0700
committer Commit bot <commit-bot@chromium.org> 1462394953 -0700

Rename VulkanViewer to Viewer, take 2.

Also puts Window and Application in sk_app namespace.

BUG=skia:
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1945103003

Review-Url: https://codereview.chromium.org/1945103003