Force all experiment enabled checks to use ExperimentalFeatures

third_party/WebKit/Source/build/scripts/templates/ExperimentalFeatures.cpp.tmpl

 {% from 'macros.tmpl' import license %}
 {{license()}}
 
 #include "core/experiments/ExperimentalFeatures.h"
 
 #include "core/experiments/Experiments.h"
 #include "platform/RuntimeEnabledFeatures.h"
 
 namespace blink {
 {% for feature in features %}
 {% if feature.api_name %}
 
 // static
 bool ExperimentalFeatures::{{feature.first_lowered_name}}Enabled(ExecutionContext* executionContext, String& errorMessage) {
+    return {{feature.first_lowered_name}}EnabledImpl(executionContext, &errorMessage);
+}
+
+// static
+bool ExperimentalFeatures::{{feature.first_lowered_name}}Enabled(ExecutionContext* executionContext) {
+    return {{feature.first_lowered_name}}EnabledImpl(executionContext, nullptr);
+}
+{% endif %}
+{% endfor %}
+
+{% for feature in features %}
+{% if feature.api_name %}
+
+// static
+bool ExperimentalFeatures::{{feature.first_lowered_name}}EnabledImpl(ExecutionContext* executionContext, String* errorMessage) {
     if (RuntimeEnabledFeatures::{{feature.first_lowered_name}}Enabled())
         return true;
     return Experiments::isApiEnabled(executionContext, "{{feature.api_name}}", errorMessage);
 }
 {% endif %}
 {% endfor %}
 
 } // namespace blink