Remove SPDY 2.1 support.

net/net.gyp

 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'variables': {
     'chromium_code': 1,
 
     'linux_link_kerberos%': 0,
     'conditions': [
@@ skipping 1138 matching lines @@
         'http/http_auth_handler_negotiate_unittest.cc',
         'http/http_auth_handler_unittest.cc',
         'http/http_auth_sspi_win_unittest.cc',
         'http/http_auth_unittest.cc',
         'http/http_byte_range_unittest.cc',
         'http/http_cache_unittest.cc',
         'http/http_chunked_decoder_unittest.cc',
         'http/http_content_disposition_unittest.cc',
         'http/http_network_layer_unittest.cc',
         'http/http_network_transaction_spdy3_unittest.cc',
-        'http/http_network_transaction_spdy21_unittest.cc',
         'http/http_network_transaction_spdy2_unittest.cc',
         'http/http_pipelined_connection_impl_unittest.cc',
         'http/http_pipelined_host_forced_unittest.cc',
         'http/http_pipelined_host_impl_unittest.cc',
         'http/http_pipelined_host_pool_unittest.cc',
         'http/http_pipelined_host_test_util.cc',
         'http/http_pipelined_host_test_util.h',
         'http/http_pipelined_network_transaction_unittest.cc',
         'http/http_proxy_client_socket_pool_spdy2_unittest.cc',
-        'http/http_proxy_client_socket_pool_spdy21_unittest.cc',
         'http/http_proxy_client_socket_pool_spdy3_unittest.cc',
         'http/http_request_headers_unittest.cc',
         'http/http_response_body_drainer_unittest.cc',
         'http/http_response_headers_unittest.cc',
         'http/http_server_properties_impl_unittest.cc',
         'http/http_stream_factory_impl_unittest.cc',
         'http/http_stream_parser_unittest.cc',
         'http/http_transaction_unittest.cc',
         'http/http_transaction_unittest.h',
         'http/http_util_unittest.cc',
@@ skipping 43 matching lines @@
         'socket_stream/socket_stream_metrics_unittest.cc',
         'socket_stream/socket_stream_unittest.cc',
         'spdy/buffered_spdy_framer_spdy3_unittest.cc',
         'spdy/buffered_spdy_framer_spdy2_unittest.cc',
         'spdy/spdy_credential_state_unittest.cc',
         'spdy/spdy_frame_reader_test.cc',
         'spdy/spdy_framer_test.cc',
         'spdy/spdy_http_stream_spdy3_unittest.cc',
         'spdy/spdy_http_stream_spdy2_unittest.cc',
         'spdy/spdy_network_transaction_spdy3_unittest.cc',
-        'spdy/spdy_network_transaction_spdy21_unittest.cc',
         'spdy/spdy_network_transaction_spdy2_unittest.cc',
         'spdy/spdy_protocol_test.cc',
         'spdy/spdy_proxy_client_socket_spdy3_unittest.cc',
         'spdy/spdy_proxy_client_socket_spdy2_unittest.cc',
         'spdy/spdy_session_spdy3_unittest.cc',
         'spdy/spdy_session_spdy2_unittest.cc',
         'spdy/spdy_stream_spdy3_unittest.cc',
         'spdy/spdy_stream_spdy2_unittest.cc',
         'spdy/spdy_test_util_spdy3.cc',
         'spdy/spdy_test_util_spdy3.h',
@@ skipping 643 matching lines @@
             'tools/dump_cache/url_to_filename_encoder.cc',
             'tools/dump_cache/url_to_filename_encoder.h',
             'tools/dump_cache/url_utilities.h',
             'tools/dump_cache/url_utilities.cc',
           ],
         },
       ],
     }],
   ],
 }