Disable request logging in test HTTP server to declutter log output.

net/tools/testserver/testserver.py

Index: net/tools/testserver/testserver.py
diff --git a/net/tools/testserver/testserver.py b/net/tools/testserver/testserver.py
index e38bfc7518f9dd0d29a46321d6bea53d2575438e..099f351c8942829d256da55e891b7b21498510d0 100644
--- a/net/tools/testserver/testserver.py
+++ b/net/tools/testserver/testserver.py
@@ -162,6 +162,10 @@ class TestPageHandler(BaseHTTPServer.BaseHTTPRequestHandler):
                                                    client_address,
                                                    socket_server)
 
+  def log_request(self, *args, **kwargs):
+    # Disable request logging to declutter test log output.
+    pass
+
   def _ShouldHandleRequest(self, handler_name):
     """Determines if the path can be handled by the handler.