Allow origin trials to be enabled by script

third_party/WebKit/Source/bindings/modules/v8/ConditionalFeaturesForModules.h

 // 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 ConditionalFeaturesForModules_h
 #define ConditionalFeaturesForModules_h
 
 #include "bindings/core/v8/ConditionalFeatures.h"
 
 namespace blink {
 
 void installConditionalFeaturesForModules(const WrapperTypeInfo*,
                                           const ScriptState*,
                                           v8::Local<v8::Object>,
                                           v8::Local<v8::Function>);
+bool installConditionalFeaturesIfNeededForModules(const WrapperTypeInfo*,
+                                                  const ScriptState*);
+void getAffectedTypesForConditionalFeatureForModules(
+    const String&,
+    HashSet<const WrapperTypeInfo*>*);
 
 void registerInstallConditionalFeaturesForModules();
 
 }  // namespace blink
 
 #endif  // ConditionalFeaturesForModules_h