Remove unused editing related member functions from WebViewClient

Source/core/page/EventHandler.cpp

 /*
  * Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
  * Copyright (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2012 Digia Plc. and/or its subsidiary(-ies)
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
@@ skipping 357 matching lines @@
 }
 
 void EventHandler::nodeWillBeRemoved(Node* nodeToBeRemoved)
 {
     if (nodeToBeRemoved->contains(m_clickNode.get()))
         m_clickNode = 0;
 }
 
 static void setSelectionIfNeeded(FrameSelection& selection, const VisibleSelection& newSelection)
 {
-    if (selection.selection() != newSelection && selection.shouldChangeSelection(newSelection))
+    if (selection.selection() != newSelection)
         selection.setSelection(newSelection);
 }
 
 static inline bool dispatchSelectStart(Node* node)
 {
     if (!node || !node->renderer())
         return true;
 
     return node->dispatchEvent(Event::createCancelableBubble(EventNames::selectstart));
 }
@@ skipping 3437 matching lines @@
 {
     // If we're clicking into a frame that is selected, the frame will appear
     // greyed out even though we're clicking on the selection.  This looks
     // really strange (having the whole frame be greyed out), so we deselect the
     // selection.
     IntPoint p = m_frame->view()->windowToContents(mev.event().position());
     if (m_frame->selection().contains(p)) {
         VisiblePosition visiblePos(
             mev.targetNode()->renderer()->positionForPoint(mev.localPoint()));
         VisibleSelection newSelection(visiblePos);
-        if (m_frame->selection().shouldChangeSelection(newSelection))
-            m_frame->selection().setSelection(newSelection);
+        m_frame->selection().setSelection(newSelection);
     }
 
     subframe->eventHandler()->handleMousePressEvent(mev.event());
     return true;
 }
 
 bool EventHandler::passMouseMoveEventToSubframe(MouseEventWithHitTestResults& mev, Frame* subframe, HitTestResult* hoveredNode)
 {
     if (m_mouseDownMayStartDrag && !m_mouseDownWasInSubframe)
         return false;
@@ skipping 46 matching lines @@
 unsigned EventHandler::accessKeyModifiers()
 {
 #if OS(MACOSX)
     return PlatformEvent::CtrlKey | PlatformEvent::AltKey;
 #else
     return PlatformEvent::AltKey;
 #endif
 }
 
 } // namespace WebCore