*** DO NOT LAND *** Attempt to understand Regions complexity

Source/core/page/EventHandler.cpp

Index: Source/core/page/EventHandler.cpp
diff --git a/Source/core/page/EventHandler.cpp b/Source/core/page/EventHandler.cpp
index be08c9f4f0ac9f39141e8c3992768bd375942e05..c8c9f387b574d21d83c1926ff0189b8e484bd33c 100755
--- a/Source/core/page/EventHandler.cpp
+++ b/Source/core/page/EventHandler.cpp
@@ -78,9 +78,7 @@
 #include "core/page/TouchAdjustment.h"
 #include "core/rendering/HitTestRequest.h"
 #include "core/rendering/HitTestResult.h"
-#include "core/rendering/RenderFlowThread.h"
 #include "core/rendering/RenderLayer.h"
-#include "core/rendering/RenderRegion.h"
 #include "core/rendering/RenderTextControlSingleLine.h"
 #include "core/rendering/RenderView.h"
 #include "core/rendering/RenderWidget.h"
@@ -958,18 +956,7 @@ bool EventHandler::scroll(ScrollDirection direction, ScrollGranularity granulari
             setFrameWasScrolledByUser();
             return true;
         }
-
-        // FIXME: This should probably move to a virtual method on RenderBox, something like
-        // RenderBox::scrollAncestor, and specialized for RenderFlowThread
         curBox = curBox->containingBlock();
-        if (curBox && curBox->isRenderNamedFlowThread()) {
-            RenderBox* flowedBox = curBox;
-
-            if (RenderBox* startBox = node->renderBox())
-                flowedBox = startBox;
-
-            curBox = toRenderFlowThread(curBox)->regionFromAbsolutePointAndBox(absolutePoint, flowedBox);
-        }
     }
 
     return false;