Refactor ScrollableArea::setScrollPosition.

third_party/WebKit/Source/core/frame/VisualViewport.h

Index: third_party/WebKit/Source/core/frame/VisualViewport.h
diff --git a/third_party/WebKit/Source/core/frame/VisualViewport.h b/third_party/WebKit/Source/core/frame/VisualViewport.h
index 654bf4b64a4b6c161f99659ce924e1b679a76033..b0966f3b4eafa28acfe7c14432de38f34410c282 100644
--- a/third_party/WebKit/Source/core/frame/VisualViewport.h
+++ b/third_party/WebKit/Source/core/frame/VisualViewport.h
@@ -196,7 +196,7 @@ class CORE_EXPORT VisualViewport final
   bool shouldPlaceVerticalScrollbarOnLeft() const override { return false; }
   bool scrollAnimatorEnabled() const override;
   void scrollControlWasSetNeedsPaintInvalidation() override {}
-  void setScrollOffset(const DoublePoint&, ScrollType) override;
+  void updateScrollPosition(const DoublePoint&, ScrollType) override;
   GraphicsLayer* layerForContainer() const override;
   GraphicsLayer* layerForScrolling() const override;
   GraphicsLayer* layerForHorizontalScrollbar() const override;