Remove unused variable from EventHandler::applyTouchAdjustment

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 2953 matching lines @@
     }
 }
 
 void EventHandler::applyTouchAdjustment(PlatformGestureEvent* gestureEvent, HitTestResult* hitTestResult)
 {
     if (!shouldApplyTouchAdjustment(*gestureEvent))
         return;
 
     Node* adjustedNode = nullptr;
     IntPoint adjustedPoint = gestureEvent->position();
-    IntSize radius = gestureEvent->area();
-    radius.scale(1.f / 2);
     bool adjusted = false;
     switch (gestureEvent->type()) {
     case PlatformEvent::GestureTap:
     case PlatformEvent::GestureTapUnconfirmed:
     case PlatformEvent::GestureTapDown:
     case PlatformEvent::GestureShowPress:
         adjusted = bestClickableNodeForHitTestResult(*hitTestResult, adjustedPoint, adjustedNode);
         break;
     case PlatformEvent::GestureLongPress:
     case PlatformEvent::GestureLongTap:
@@ skipping 1157 matching lines @@
 unsigned EventHandler::accessKeyModifiers()
 {
 #if OS(MACOSX)
     return PlatformEvent::CtrlKey | PlatformEvent::AltKey;
 #else
     return PlatformEvent::AltKey;
 #endif
 }
 
 } // namespace blink