Move xfa/include/fwl/{core,basewidget} to xfa/fwl/{core,basewidget}.

xfa/fwl/core/ifwl_noteloop.h

+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef XFA_FWL_CORE_IFWL_NOTELOOP_H_
+#define XFA_FWL_CORE_IFWL_NOTELOOP_H_
+
+#include "core/fxcrt/include/fx_system.h"
+#include "xfa/fwl/core/fwl_error.h"
+
+class CFWL_Message;
+
+class IFWL_NoteLoop {
+ public:
+  virtual ~IFWL_NoteLoop() {}
+  virtual FX_BOOL PreProcessMessage(CFWL_Message* pMessage) = 0;
+  virtual FWL_ERR Idle(int32_t count) = 0;
+};
+
+#endif  // XFA_FWL_CORE_IFWL_NOTELOOP_H_