Convert Settings::rootLayerScrolls to RuntimeEnabledFeatures

third_party/WebKit/Source/core/layout/compositing/CompositedLayerMappingTest.cpp

 // Copyright 2014 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.
 
 #include "core/layout/compositing/CompositedLayerMapping.h"
 
 #include "core/frame/FrameView.h"
 #include "core/layout/LayoutBoxModelObject.h"
 #include "core/layout/LayoutTestHelper.h"
 #include "core/layout/api/LayoutViewItem.h"
@@ skipping 365 matching lines @@
     newInterestRect.move(0, 512);
     EXPECT_FALSE(interestRectChangedEnoughToRepaint(previousInterestRect, newInterestRect, layerSize));
     newInterestRect.move(1, 0);
     EXPECT_TRUE(interestRectChangedEnoughToRepaint(previousInterestRect, newInterestRect, layerSize));
     newInterestRect.move(-1, 1);
     EXPECT_TRUE(interestRectChangedEnoughToRepaint(previousInterestRect, newInterestRect, layerSize));
 }
 
 TEST_F(CompositedLayerMappingTest, InterestRectChangeOnViewportScroll)
 {
-    if (document().frame()->settings()->rootLayerScrolls())
+    if (RuntimeEnabledFeatures::rootLayerScrollingEnabled())
         return;
 
     setBodyInnerHTML(
         "<style>"
         "  ::-webkit-scrollbar { width: 0; height: 0; }"
         "  body { margin: 0; }"
         "</style>"
         "<div id='div' style='width: 100px; height: 10000px'>Text</div>");
 
     document().view()->updateAllLifecyclePhases();
@@ skipping 256 matching lines @@
     EXPECT_FALSE(shouldPaintBackgroundOntoScrollingContentsLayer("scroller1"));
 
     // Second scroller cannot paint background into scrolling contents layer because it has a content-box clip without local attachment.
     EXPECT_FALSE(shouldPaintBackgroundOntoScrollingContentsLayer("scroller2"));
 
     // Third scroller can paint background into scrolling contents layer.
     EXPECT_TRUE(shouldPaintBackgroundOntoScrollingContentsLayer("scroller3"));
 }
 
 } // namespace blink