Remove PPB_Transport_Dev API.

ppapi/ppapi_sources.gypi

 # 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': {
     'c_source_files': [
       'c/pp_array_output.h',
       'c/pp_bool.h',
       'c/pp_completion_callback.h',
@@ skipping 425 matching lines @@
       'tests/test_x509_certificate_private.cc',
       'tests/test_x509_certificate_private.h',
 
       # Deprecated test cases.
       'tests/test_instance_deprecated.cc',
       'tests/test_instance_deprecated.h',
       'tests/test_var_deprecated.cc',
       'tests/test_var_deprecated.h',
     ],
   },
-  'conditions': [
-    ['p2p_apis==1', {
-      'variables': {
-        'c_source_files': [
-          'c/dev/ppb_transport_dev.h',
-        ],
-        'cpp_source_files': [
-          'cpp/dev/transport_dev.cc',
-          'cpp/dev/transport_dev.h',
-        ],
-      },
-    }],
-  ],
 }