Implement CSSOM Smooth Scroll API

Source/core/rendering/RenderTextControlSingleLine.cpp

Index: Source/core/rendering/RenderTextControlSingleLine.cpp
diff --git a/Source/core/rendering/RenderTextControlSingleLine.cpp b/Source/core/rendering/RenderTextControlSingleLine.cpp
index daa68ce334ab9afce8a667b1fbff93d7248526ca..c04cdaefc16358ba4a28d9553dfb4f692a541044 100644
--- a/Source/core/rendering/RenderTextControlSingleLine.cpp
+++ b/Source/core/rendering/RenderTextControlSingleLine.cpp
@@ -400,16 +400,16 @@ LayoutUnit RenderTextControlSingleLine::scrollTop() const
     return RenderBlockFlow::scrollTop();
 }
 
-void RenderTextControlSingleLine::setScrollLeft(LayoutUnit newLeft)
+void RenderTextControlSingleLine::setScrollLeft(LayoutUnit newLeft, ScrollBehavior scrollBehavior)
 {
     if (innerEditorElement())
-        innerEditorElement()->setScrollLeft(newLeft);
+        innerEditorElement()->setScrollLeft(newLeft, scrollBehavior);
 }
 
-void RenderTextControlSingleLine::setScrollTop(LayoutUnit newTop)
+void RenderTextControlSingleLine::setScrollTop(LayoutUnit newTop, ScrollBehavior scrollBehavior)
 {
     if (innerEditorElement())
-        innerEditorElement()->setScrollTop(newTop);
+        innerEditorElement()->setScrollTop(newTop, scrollBehavior);
 }
 
 HTMLInputElement* RenderTextControlSingleLine::inputElement() const