Fix prototypes for CPDF_FormNotify.

fpdfsdk/include/fsdk_baseform.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_INCLUDE_FSDK_BASEFORM_H_
 #define FPDFSDK_INCLUDE_FSDK_BASEFORM_H_
 
 #if _FX_OS_ == _FX_ANDROID_
@@ skipping 179 matching lines @@
                   std::vector<CPDFSDK_Widget*>* widgets) const;
   void GetWidgets(CPDF_FormField* pField,
                   std::vector<CPDFSDK_Widget*>* widgets) const;
 
   void AddMap(CPDF_FormControl* pControl, CPDFSDK_Widget* pWidget);
   void RemoveMap(CPDF_FormControl* pControl);
 
   void EnableCalculate(FX_BOOL bEnabled);
   FX_BOOL IsCalculateEnabled() const;
 
-  void OnKeyStrokeCommit(CPDF_FormField* pFormField,
-                         CFX_WideString& csValue,
-                         FX_BOOL& bRC);
-  void OnValidate(CPDF_FormField* pFormField,
-                  CFX_WideString& csValue,
-                  FX_BOOL& bRC);
+  FX_BOOL OnKeyStrokeCommit(CPDF_FormField* pFormField,
+                            const CFX_WideString& csValue);
+  FX_BOOL OnValidate(CPDF_FormField* pFormField, const CFX_WideString& csValue);
   void OnCalculate(CPDF_FormField* pFormField = NULL);
   CFX_WideString OnFormat(CPDF_FormField* pFormField, FX_BOOL& bFormated);
 
   void ResetFieldAppearance(CPDF_FormField* pFormField,
                             const FX_WCHAR* sValue,
                             FX_BOOL bValueChanged);
   void UpdateField(CPDF_FormField* pFormField);
 
   FX_BOOL DoAction_Hide(const CPDF_Action& action);
   FX_BOOL DoAction_SubmitForm(const CPDF_Action& action);
   FX_BOOL DoAction_ResetForm(const CPDF_Action& action);
   FX_BOOL DoAction_ImportData(const CPDF_Action& action);
 
   std::vector<CPDF_FormField*> GetFieldFromObjects(
       const std::vector<CPDF_Object*>& objects) const;
   FX_BOOL IsValidField(CPDF_Dictionary* pFieldDict);
   FX_BOOL SubmitFields(const CFX_WideString& csDestination,
                        const std::vector<CPDF_FormField*>& fields,
                        FX_BOOL bIncludeOrExclude,
                        FX_BOOL bUrlEncoded);
   FX_BOOL SubmitForm(const CFX_WideString& sDestination, FX_BOOL bUrlEncoded);
   FX_BOOL ExportFormToFDFTextBuf(CFX_ByteTextBuf& textBuf);
   FX_BOOL ExportFieldsToFDFTextBuf(const std::vector<CPDF_FormField*>& fields,
                                    FX_BOOL bIncludeOrExclude,
                                    CFX_ByteTextBuf& textBuf);
   CFX_WideString GetTemporaryFileName(const CFX_WideString& sFileExt);
 
  private:
-  // CPDF_FormNotify
-  int BeforeValueChange(const CPDF_FormField* pField,
-                        CFX_WideString& csValue) override;
-  int AfterValueChange(const CPDF_FormField* pField) override;
-  int BeforeSelectionChange(const CPDF_FormField* pField,
-                            CFX_WideString& csValue) override;
-  int AfterSelectionChange(const CPDF_FormField* pField) override;
+  // CPDF_FormNotify:
+  int BeforeValueChange(CPDF_FormField* pField,
+                        const CFX_WideString& csValue) override;
+  void AfterValueChange(CPDF_FormField* pField) override;
+  int BeforeSelectionChange(CPDF_FormField* pField,
+                            const CFX_WideString& csValue) override;
+  void AfterSelectionChange(CPDF_FormField* pField) override;
   void AfterCheckedStatusChange(CPDF_FormField* pField) override;
-  int BeforeFormReset(const CPDF_InterForm* pForm) override;
-  int AfterFormReset(const CPDF_InterForm* pForm) override;
-  int BeforeFormImportData(const CPDF_InterForm* pForm) override;
-  int AfterFormImportData(const CPDF_InterForm* pForm) override;
+  int BeforeFormReset(CPDF_InterForm* pForm) override;
+  void AfterFormReset(CPDF_InterForm* pForm) override;
+  int BeforeFormImportData(CPDF_InterForm* pForm) override;
+  void AfterFormImportData(CPDF_InterForm* pForm) override;
 
   FX_BOOL FDFToURLEncodedData(CFX_WideString csFDFFile,
                               CFX_WideString csTxtFile);
   FX_BOOL FDFToURLEncodedData(uint8_t*& pBuf, FX_STRSIZE& nBufSize);
   int GetPageIndexByAnnotDict(CPDF_Document* pDocument,
                               CPDF_Dictionary* pAnnotDict) const;
 
   using CPDFSDK_WidgetMap = std::map<CPDF_FormControl*, CPDFSDK_Widget*>;
 
   CPDFSDK_Document* m_pDocument;
@@ skipping 42 matching lines @@
                                      const CPDFSDK_Annot* p2);
 
   TabOrder m_eTabOrder;
   CPDFSDK_PageView* m_pPageView;
   CFX_ByteString m_sType;
   CFX_ByteString m_sSubType;
   std::vector<CPDFSDK_Annot*> m_Annots;
 };
 
 #endif  // FPDFSDK_INCLUDE_FSDK_BASEFORM_H_