Remove PlatformWidget references

Source/WebCore/platform/ScrollView.h

Index: Source/WebCore/platform/ScrollView.h
diff --git a/Source/WebCore/platform/ScrollView.h b/Source/WebCore/platform/ScrollView.h
index f829c113256ece701f2a64d5a876368554338108..9ae6ee0282815a2650652a856681e6b99d61e96d 100644
--- a/Source/WebCore/platform/ScrollView.h
+++ b/Source/WebCore/platform/ScrollView.h
@@ -194,9 +194,6 @@ public:
     virtual void setScrollPosition(const IntPoint&);
     void scrollBy(const IntSize& s) { return setScrollPosition(scrollPosition() + s); }
 
-    // This function scrolls by lines, pages or pixels.
-    bool scroll(ScrollDirection, ScrollGranularity);
-    
     // A logical scroll that just ends up calling the corresponding physical scroll() based off the document's writing mode.
     bool logicalScroll(ScrollLogicalDirection, ScrollGranularity);
 
@@ -405,16 +402,6 @@ public:
 private:
     NSScrollView<WebCoreFrameScrollView>* scrollView() const;
 #endif
-
-#if PLATFORM(WX)
-public:
-    virtual void setPlatformWidget(wxWindow*);
-    void adjustScrollbars(int x = -1, int y = -1, bool refresh = true);
-private:
-    class ScrollViewPrivate;
-    ScrollViewPrivate* m_data;
-#endif
-
 }; // class ScrollView
 
 inline ScrollView* toScrollView(Widget* widget)