headless: Fix inconsistent header naming

headless/lib/browser/devtools_api/client_api_generator.py

 # Copyright 2016 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.
 
 import argparse
 import collections
 import os.path
 import re
 import sys
 try:
@@ skipping 476 matching lines @@
   # Generate DOMAIN.h in the old directory for backwards compatibility.
   GeneratePerDomain(
       jinja_env, os.path.join(output_dirname, 'domains'), json_api,
       'deprecated_domain', ['h'], lambda domain_name: domain_name)
 
 
 def GenerateTypes(jinja_env, output_dirname, json_api):
   # Generate forward declarations for types.
   GeneratePerDomain(
       jinja_env, os.path.join(output_dirname, 'devtools', 'internal'),
-      json_api, 'domain_types_forward_declaration', ['h'],
-      lambda domain_name: 'types_forward_declaration_%s' % (domain_name, ))
+      json_api, 'domain_types_forward_declarations', ['h'],
+      lambda domain_name: 'types_forward_declarations_%s' % (domain_name, ))
   # Generate types on per-domain basis.
   GeneratePerDomain(
       jinja_env, os.path.join(output_dirname, 'devtools', 'domains'),
       json_api, 'domain_types', ['h', 'cc'],
       lambda domain_name: 'types_%s' % (domain_name, ))
 
   # TODO(altimin): Remove this in 2017.
   # Generate types.h for backwards compatibility.
   Generate(jinja_env, os.path.join(output_dirname, 'domains'), json_api,
            'deprecated_types', ['h'], 'types')
@@ skipping 18 matching lines @@
   InitializeDomainDependencies(json_api)
   PatchExperimentalCommandsAndEvents(json_api)
   EnsureCommandsHaveParametersAndReturnTypes(json_api)
   SynthesizeCommandTypes(json_api)
   SynthesizeEventTypes(json_api)
   PatchFullQualifiedRefs(json_api)
   CreateTypeDefinitions(json_api)
   GenerateDomains(jinja_env, output_dirname, json_api)
   GenerateTypes(jinja_env, output_dirname, json_api)
   GenerateTypeConversions(jinja_env, output_dirname, json_api)