Replaced adjustScrollPositionWithinRange with clampScrollPosition

Source/platform/scroll/ScrollableArea.h

Index: Source/platform/scroll/ScrollableArea.h
diff --git a/Source/platform/scroll/ScrollableArea.h b/Source/platform/scroll/ScrollableArea.h
index d70d059144ca55bb8b98ad169329636d32fda268..0c925c5fd79fd5d9e259b2a3687d0193a332ad7b 100644
--- a/Source/platform/scroll/ScrollableArea.h
+++ b/Source/platform/scroll/ScrollableArea.h
@@ -93,10 +93,6 @@ public:
 
     virtual ScrollResult handleWheel(const PlatformWheelEvent&);
 
-    // Adjust the passed in scroll position to keep it between the minimum and maximum positions.
-    IntPoint adjustScrollPositionWithinRange(const IntPoint&) const;
-    DoublePoint adjustScrollPositionWithinRange(const DoublePoint&) const;
-
     bool inLiveResize() const { return m_inLiveResize; }
     void willStartLiveResize();
     void willEndLiveResize();