Revert "Make document.rootScroller into an origin trial"

third_party/WebKit/Source/bindings/core/v8/ConditionalFeatures.cpp

Index: third_party/WebKit/Source/bindings/core/v8/ConditionalFeatures.cpp
diff --git a/third_party/WebKit/Source/bindings/core/v8/ConditionalFeatures.cpp b/third_party/WebKit/Source/bindings/core/v8/ConditionalFeatures.cpp
index 8f3a147dbdcbab0d1e2c8b615833f4d794ccbebd..66082fade878d5047da65de004ea3c1f087f34cc 100644
--- a/third_party/WebKit/Source/bindings/core/v8/ConditionalFeatures.cpp
+++ b/third_party/WebKit/Source/bindings/core/v8/ConditionalFeatures.cpp
@@ -39,11 +39,6 @@ void installConditionalFeaturesCore(const WrapperTypeInfo* wrapperTypeInfo,
       V8Window::installLongTaskObserver(isolate, world, instanceObject,
                                         prototypeObject, interfaceObject);
     }
-  } else if (wrapperTypeInfo == &V8Document::wrapperTypeInfo) {
-    if (OriginTrials::setRootScrollerEnabled(executionContext)) {
-      V8Document::installRootScroller(isolate, world, v8::Local<v8::Object>(),
-                                      prototypeObject, interfaceObject);
-    }
   }
 }
 
@@ -74,14 +69,6 @@ void installPendingConditionalFeatureCore(const String& feature,
                                       v8::Local<v8::Function>());
     return;
   }
-  if (feature == "RootScroller") {
-    if (contextData->getExistingConstructorAndPrototypeForType(
-            &V8Document::wrapperTypeInfo, &prototypeObject, &interfaceObject)) {
-      V8Document::installRootScroller(isolate, world, v8::Local<v8::Object>(),
-                                      prototypeObject, interfaceObject);
-    }
-    return;
-  }
 }
 
 namespace {