Return proper http status code for unsupported media type

"Bad Request" (400) was returning instead of "Unsupported Media Type"
(415).

Change-Id: I7f660a0877bf4e6195a7b0b34f4acfd4bb4a9148
2 files changed
tree: cc0241ffae3376d9f4ce6df83887ac7232d36398
  1. lib/
  2. src/
  3. .buckconfig
  4. .gitignore
  5. BUCK