Remove some unused guards.

Source/WebKit/chromium/src/WebPopupMenuImpl.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 25 matching lines @@
 #include <public/WebPoint.h>
 #include <public/WebSize.h>
 #include <wtf/OwnPtr.h>
 #include <wtf/RefCounted.h>
 
 namespace WebCore {
 class Frame;
 class FramelessScrollView;
 class KeyboardEvent;
 class Page;
-#if ENABLE(GESTURE_RECOGNIZER)
-class PlatformGestureRecognizer;
-#endif
 class PlatformKeyboardEvent;
 class Range;
 class Widget;
 }
 
 namespace WebKit {
 class WebGestureEvent;
 class WebKeyboardEvent;
 class WebMouseEvent;
 class WebMouseWheelEvent;
@@ skipping 74 matching lines @@
     WebPoint m_lastMousePosition;
 
     // This is a non-owning ref. The popup will notify us via popupClosed()
     // before it is destroyed.
     WebCore::FramelessScrollView* m_widget;
 };
 
 } // namespace WebKit
 
 #endif