Cleanup env variable names

fpdfsdk/formfiller/cffl_formfiller.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 FPDFSDK_FORMFILLER_CFFL_FORMFILLER_H_
 #define FPDFSDK_FORMFILLER_CFFL_FORMFILLER_H_
 
 #include <map>
 
 #include "fpdfsdk/formfiller/cba_fontmap.h"
 #include "fpdfsdk/formfiller/cffl_interactiveformfiller.h"
 #include "fpdfsdk/pdfsdk_fieldaction.h"
 
 class CPDFSDK_Annot;
 class CPDFSDK_FormFillEnvironment;
 class CPDFSDK_PageView;
 class CPDFSDK_Widget;
 
 class CFFL_FormFiller : public IPWL_Provider, public CPWL_TimerHandler {
  public:
-  CFFL_FormFiller(CPDFSDK_FormFillEnvironment* pEnv, CPDFSDK_Annot* pAnnot);
+  CFFL_FormFiller(CPDFSDK_FormFillEnvironment* pFormFillEnv,
+                  CPDFSDK_Annot* pAnnot);
   ~CFFL_FormFiller() override;
 
   virtual FX_RECT GetViewBBox(CPDFSDK_PageView* pPageView,
                               CPDFSDK_Annot* pAnnot);
   virtual void OnDraw(CPDFSDK_PageView* pPageView,
                       CPDFSDK_Annot* pAnnot,
                       CFX_RenderDevice* pDevice,
                       CFX_Matrix* pUser2Device);
   virtual void OnDrawDeactive(CPDFSDK_PageView* pPageView,
                               CPDFSDK_Annot* pAnnot,
@@ skipping 120 matching lines @@
   using CFFL_PageView2PDFWindow = std::map<CPDFSDK_PageView*, CPWL_Wnd*>;
 
   // If the inheriting widget has its own fontmap and a PWL_Edit widget that
   // access that fontmap then you have to call DestroyWindows before destroying
   // the font map in order to not get a use-after-free.
   //
   // The font map should be stored somewhere more appropriate so it will live
   // until the PWL_Edit is done with it. pdfium:566
   void DestroyWindows();
 
-  CPDFSDK_FormFillEnvironment* m_pEnv;
+  CPDFSDK_FormFillEnvironment* m_pFormFillEnv;
   CPDFSDK_Widget* m_pWidget;
   CPDFSDK_Annot* m_pAnnot;
 
   FX_BOOL m_bValid;
   CFFL_PageView2PDFWindow m_Maps;
   CFX_FloatPoint m_ptOldPos;
 };
 
 class CFFL_Button : public CFFL_FormFiller {
  public:
-  CFFL_Button(CPDFSDK_FormFillEnvironment* pEnv, CPDFSDK_Annot* pWidget);
+  CFFL_Button(CPDFSDK_FormFillEnvironment* pFormFillEnv,
+              CPDFSDK_Annot* pWidget);
   ~CFFL_Button() override;
 
   // CFFL_FormFiller
   void OnMouseEnter(CPDFSDK_PageView* pPageView,
                     CPDFSDK_Annot* pAnnot) override;
   void OnMouseExit(CPDFSDK_PageView* pPageView, CPDFSDK_Annot* pAnnot) override;
   FX_BOOL OnLButtonDown(CPDFSDK_PageView* pPageView,
                         CPDFSDK_Annot* pAnnot,
                         uint32_t nFlags,
                         const CFX_FloatPoint& point) override;
@@ skipping 13 matching lines @@
                       CPDFSDK_Annot* pAnnot,
                       CFX_RenderDevice* pDevice,
                       CFX_Matrix* pUser2Device) override;
 
  protected:
   FX_BOOL m_bMouseIn;
   FX_BOOL m_bMouseDown;
 };
 
 #endif  // FPDFSDK_FORMFILLER_CFFL_FORMFILLER_H_