Initial checkin of gRPC to third_party/

third_party/grpc/src/python/grpcio/grpc/framework/base/null.py

Index: third_party/grpc/src/python/grpcio/grpc/framework/base/null.py
diff --git a/third_party/WebKit/LayoutTests/http/tests/websocket/workers/resources/echo_wsh.py b/third_party/grpc/src/python/grpcio/grpc/framework/base/null.py
similarity index 71%
copy from third_party/WebKit/LayoutTests/http/tests/websocket/workers/resources/echo_wsh.py
copy to third_party/grpc/src/python/grpcio/grpc/framework/base/null.py
index 429f58186e3fce43dc21e81e0f9d7e20c7e0bf70..1e30d4557b1f4608537f89ff809a2e66d7b2d73e 100644
--- a/third_party/WebKit/LayoutTests/http/tests/websocket/workers/resources/echo_wsh.py
+++ b/third_party/grpc/src/python/grpcio/grpc/framework/base/null.py
@@ -1,4 +1,4 @@
-# Copyright 2010, Google Inc.
+# Copyright 2015, Google Inc.
 # All rights reserved.
 #
 # Redistribution and use in source and binary forms, with or without
@@ -27,20 +27,30 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
+"""Null links that ignore tickets passed to them."""
 
-from mod_pywebsocket import msgutil
+from grpc.framework.base import interfaces
 
 
-_GOODBYE_MESSAGE = 'Goodbye'
+class _NullForeLink(interfaces.ForeLink):
+  """A do-nothing ForeLink."""
 
+  def accept_back_to_front_ticket(self, ticket):
+    pass
 
-def web_socket_do_extra_handshake(request):
-    pass  # Always accept.
+  def join_rear_link(self, rear_link):
+    raise NotImplementedError()
 
 
-def web_socket_transfer_data(request):
-    while True:
-        line = msgutil.receive_message(request)
-        msgutil.send_message(request, line)
-        if line == _GOODBYE_MESSAGE:
-            return
+class _NullRearLink(interfaces.RearLink):
+  """A do-nothing RearLink."""
+
+  def accept_front_to_back_ticket(self, ticket):
+    pass
+
+  def join_fore_link(self, fore_link):
+    raise NotImplementedError()
+
+
+NULL_FORE_LINK = _NullForeLink()
+NULL_REAR_LINK = _NullRearLink()