Revert of Include class relationship diagrams in network stack documentation.

net/net.gyp

 # Copyright 2013 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': [
       ['chromeos==1 or embedded==1 or OS=="ios"', {
@@ skipping 688 matching lines @@
       'dependencies': [
         '../base/base.gyp:base',
         '../sql/sql.gyp:sql',
         'net',
       ],
       'sources': [
         '<@(net_extras_sources)',
       ],
     },
     {
+      'target_name': 'net_docs',
+      'type': 'none',
+      'actions': [
+        {
+          'action_name': 'net_docs',
+          'variables': {
+            'net_docs_input_dir': '.',
+          },
+          'inputs': [
+            '<@(net_docs_sources)',
+          ],
+          'outputs': [
+            '<(net_docs_output_dir)',
+          ],
+          'action': [
+            'python',
+            '<(net_docs_script)',
+            '--input_path',
+            '<(net_docs_input_dir)',
+            '--output_path',
+            '<(net_docs_output_dir)',
+            '<@(net_docs_sources)',
+          ],
+          'message': 'Rendering network stack documentation',
+        }
+      ],
+    },
+    {
       'target_name': 'http_server',
       'type': 'static_library',
       'variables': { 'enable_wexit_time_destructors': 1, },
       'dependencies': [
         '../base/base.gyp:base',
         'net',
       ],
       'sources': [
         'server/http_connection.cc',
         'server/http_connection.h',
@@ skipping 979 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'net_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }