message: [test] Run a test with an in-tree debug server only
  When the bots update the installed debugserver, we can remove the skip
  decorator. Until then we need it to avoid:
  Assertion failed: (buffer.length <= kMaxRegisterByteSize), function SetValueFromData
  rdar://38462589
diff: @@ -24,6 +24,7 @@ class TestSwiftProtocolTypes(TestBase):
  mydir = TestBase.compute_mydir(__file__)
  @decorators.swiftTest
  + @decorators.skipIfOutOfTreeDebugserver
  def test_swift_protocol_types(self):
  """Test support for protocol types"""
  self.build()
  