Give WebTouchEvent and WebKeyboardEvent their own headers

third_party/WebKit/Source/core/input/KeyboardEventManager.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef KeyboardEventManager_h
 #define KeyboardEventManager_h
 
 #include "core/CoreExport.h"
 #include "platform/PlatformEvent.h"
 #include "platform/heap/Handle.h"
 #include "platform/heap/Visitor.h"
 #include "public/platform/WebFocusType.h"
 #include "public/platform/WebInputEvent.h"
 #include "public/platform/WebInputEventResult.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 class KeyboardEvent;
 class LocalFrame;
 class ScrollManager;
+class WebKeyboardEvent;
 
 enum class OverrideCapsLockState { Default, On, Off };
 
 class CORE_EXPORT KeyboardEventManager
     : public GarbageCollectedFinalized<KeyboardEventManager> {
   WTF_MAKE_NONCOPYABLE(KeyboardEventManager);
 
  public:
   static const int kAccessKeyModifiers =
 // TODO(crbug.com/618397): Add a settings to control this behavior.
@@ skipping 26 matching lines @@
   void defaultArrowEventHandler(KeyboardEvent*, Node*);
 
   const Member<LocalFrame> m_frame;
 
   Member<ScrollManager> m_scrollManager;
 };
 
 }  // namespace blink
 
 #endif  // KeyboardEventManager_h