Add code generation for ConditionalFeatures bindings code

third_party/WebKit/Source/bindings/templates/ConditionalFeaturesForCore.h.tmpl

-// Copyright 2017 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.
+{% filter format_blink_cpp_source_code %}
+
+{% include 'copyright_block.txt' %}
 
 #ifndef ConditionalFeaturesForCore_h
 #define ConditionalFeaturesForCore_h
 
 #include "core/CoreExport.h"
 #include "v8/include/v8.h"
 
 namespace blink {
 
 class ScriptState;
 
 // Installs all of the conditionally enabled V8 bindings on the Window object.
 // This is called separately from other objects so that attributes and
 // interfaces which need to be visible on the global object are installed even
 // when the V8 context is reused (i.e., after navigation)
 CORE_EXPORT void InstallConditionalFeaturesOnWindow(const ScriptState*);
 
 CORE_EXPORT void RegisterInstallConditionalFeaturesForCore();
 
 }  // namespace blink
 
 #endif  // ConditionalFeaturesForCore_h
+
+{% endfilter %}{# format_blink_cpp_source_code #}