Cleanup headless templates and message_dispatcher.h.

headless/lib/browser/devtools_api/domain_types_h.template

 // This file is generated
 
-// Copyright (c) 2016 The Chromium Authors. All rights reserved.
+// 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.
 
 #ifndef HEADLESS_PUBLIC_DEVTOOLS_DOMAINS_TYPES_{{domain.domain | camelcase_to_hacker_style | upper}}_H_
 #define HEADLESS_PUBLIC_DEVTOOLS_DOMAINS_TYPES_{{domain.domain | camelcase_to_hacker_style | upper}}_H_
 
 #include "base/optional.h"
 #include "base/values.h"
 {% for domain_name in domain.dependencies %}
 #include "headless/public/devtools/internal/types_forward_declarations_{{domain_name | camelcase_to_hacker_style}}.h"
 {% endfor %}
 #include "headless/public/headless_export.h"
-#include "headless/public/util/error_reporter.h"
-
-#include "base/memory/ptr_util.h"
 
 namespace headless {
 
+class ErrorReporter;
+
 namespace {{domain.domain | camelcase_to_hacker_style}} {
 {% for type in domain.types %}
   {% if not (type.type == "object") or not ("properties" in type) %}{% continue %}{% endif %}
 
   {% if type.description %}
 // {{type.description}}
   {% endif %}
 class HEADLESS_EXPORT {{type.id}} {
  public:
   static {{resolve_type(type).pass_type}} Parse(const base::Value& value, ErrorReporter* errors);
@@ skipping 83 matching lines @@
   DISALLOW_COPY_AND_ASSIGN({{type.id}});
 };
 
 {% endfor %}
 
 }  // namespace {{domain.domain | camelcase_to_hacker_style}}
 
 }  // namespace headless
 
 #endif  // HEADLESS_PUBLIC_DEVTOOLS_DOMAINS_TYPES_{{domain.domain | camelcase_to_hacker_style | upper}}_H_