Remove FWL globals.

xfa/fwl/core/ifwl_app.h

 // Copyright 2014 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_APP_H_
 #define XFA_FWL_CORE_IFWL_APP_H_
 
 #include <memory>
@@ skipping 14 matching lines @@
   FWL_KEYFLAG_LButton = 1 << 4,
   FWL_KEYFLAG_RButton = 1 << 5,
   FWL_KEYFLAG_MButton = 1 << 6
 };
 
 class IFWL_App {
  public:
   explicit IFWL_App(CXFA_FFApp* pAdapter);
   ~IFWL_App();
 
-  CXFA_FFApp* GetAdapterNative();
-  CFWL_WidgetMgr* GetWidgetMgr();
+  CXFA_FFApp* GetAdapterNative() const { return m_pAdapterNative; }
+  CFWL_WidgetMgr* GetWidgetMgr() const { return m_pWidgetMgr.get(); }
   CFWL_NoteDriver* GetNoteDriver() const { return m_pNoteDriver.get(); }
 
  private:
   CXFA_FFApp* const m_pAdapterNative;
   std::unique_ptr<CFWL_WidgetMgr> m_pWidgetMgr;
   std::unique_ptr<CFWL_NoteDriver> m_pNoteDriver;
 };
 
-IFWL_App* FWL_GetApp();
-void FWL_SetApp(IFWL_App* pApp);
-
-CXFA_FFApp* FWL_GetAdapterNative();
-CXFA_FWLAdapterWidgetMgr* FWL_GetAdapterWidgetMgr();
-
 #endif  // XFA_FWL_CORE_IFWL_APP_H_