Fix else-after-returns throughout pdfium.

fpdfsdk/src/fpdfsave.cpp

 // 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
 
 #include "../../public/fpdf_edit.h"
 #include "../../public/fpdf_save.h"
 #include "../include/fsdk_define.h"
 
 #if _FX_OS_ == _FX_ANDROID_
 #include "time.h"
 #else
 #include <ctime>
 #endif
 
 class CFX_IFileWrite final : public IFX_StreamWrite
 {
 
 public:
-        CFX_IFileWrite();
-        FX_BOOL                         Init( FPDF_FILEWRITE * pFileWriteStruct );
-        virtual FX_BOOL         WriteBlock(const void* pData, size_t size) override;
-        virtual void            Release() override {}
+    CFX_IFileWrite();
+    FX_BOOL             Init( FPDF_FILEWRITE * pFileWriteStruct );
+    virtual FX_BOOL     WriteBlock(const void* pData, size_t size) override;
+    virtual void        Release() override {}
 
 protected:
-        FPDF_FILEWRITE*         m_pFileWriteStruct;
+    FPDF_FILEWRITE*     m_pFileWriteStruct;
 };
 
 CFX_IFileWrite::CFX_IFileWrite()
 {
-        m_pFileWriteStruct = NULL;
+    m_pFileWriteStruct = NULL;
 }
 
 FX_BOOL CFX_IFileWrite::Init( FPDF_FILEWRITE * pFileWriteStruct )
 {
-        if (!pFileWriteStruct)
-                return FALSE;
-        else
-        {
-                m_pFileWriteStruct = pFileWriteStruct;
-        }
-        return TRUE;
+    if (!pFileWriteStruct)
+        return FALSE;
+
+    m_pFileWriteStruct = pFileWriteStruct;
+    return TRUE;
 }
 
 FX_BOOL CFX_IFileWrite::WriteBlock(const void* pData, size_t size)
 {
-        if (m_pFileWriteStruct)
-        {
-                m_pFileWriteStruct->WriteBlock( m_pFileWriteStruct, pData, size );
-                return TRUE;
-        }
-        else
-                return FALSE;
+    if (!m_pFileWriteStruct)
+        return FALSE;
+
+    m_pFileWriteStruct->WriteBlock( m_pFileWriteStruct, pData, size );
+    return TRUE;
 }
 
 FPDF_BOOL _FPDF_Doc_Save(FPDF_DOCUMENT document,FPDF_FILEWRITE * pFileWrite,FPDF_DWORD flags, FPDF_BOOL bSetVersion,
-                                                 int fileVerion)
+                         int fileVerion)
 {
-        CPDF_Document* pDoc = (CPDF_Document*)document;
-        if (!pDoc)
-                return 0;
+    CPDF_Document* pDoc = (CPDF_Document*)document;
+    if (!pDoc)
+        return 0;
 
-        if ( flags < FPDF_INCREMENTAL || flags > FPDF_REMOVE_SECURITY )
-        {
-                flags = 0;
-        }
+    if ( flags < FPDF_INCREMENTAL || flags > FPDF_REMOVE_SECURITY )
+    {
+        flags = 0;
+    }
 
-        CPDF_Creator FileMaker(pDoc);
-        if(bSetVersion)
-                FileMaker.SetFileVersion(fileVerion);
-        if(flags == FPDF_REMOVE_SECURITY)
-        {
-                flags =  0;
-                FileMaker.RemoveSecurity();
-        }
-        CFX_IFileWrite* pStreamWrite = NULL;
-        FX_BOOL bRet;
-        pStreamWrite = new CFX_IFileWrite;
-        pStreamWrite->Init( pFileWrite );
-        bRet = FileMaker.Create(pStreamWrite, flags);
-        delete pStreamWrite;
-        return bRet;
+    CPDF_Creator FileMaker(pDoc);
+    if(bSetVersion)
+        FileMaker.SetFileVersion(fileVerion);
+    if(flags == FPDF_REMOVE_SECURITY)
+    {
+        flags =  0;
+        FileMaker.RemoveSecurity();
+    }
+    CFX_IFileWrite* pStreamWrite = NULL;
+    FX_BOOL bRet;
+    pStreamWrite = new CFX_IFileWrite;
+    pStreamWrite->Init( pFileWrite );
+    bRet = FileMaker.Create(pStreamWrite, flags);
+    delete pStreamWrite;
+    return bRet;
 }
 
-DLLEXPORT FPDF_BOOL STDCALL FPDF_SaveAsCopy(    FPDF_DOCUMENT document,FPDF_FILEWRITE * pFileWrite,
-                                                                                                FPDF_DWORD flags )
+DLLEXPORT FPDF_BOOL STDCALL FPDF_SaveAsCopy(    FPDF_DOCUMENT document,FPDF_FILEWRITE * pFileWrite,
+                                                FPDF_DWORD flags )
 {
-        return _FPDF_Doc_Save(document, pFileWrite, flags, FALSE , 0);
+    return _FPDF_Doc_Save(document, pFileWrite, flags, FALSE , 0);
 }
 
 
-DLLEXPORT FPDF_BOOL STDCALL FPDF_SaveWithVersion(       FPDF_DOCUMENT document,FPDF_FILEWRITE * pFileWrite,
-        FPDF_DWORD flags, int fileVersion)
+DLLEXPORT FPDF_BOOL STDCALL FPDF_SaveWithVersion(   FPDF_DOCUMENT document,FPDF_FILEWRITE * pFileWrite,
+    FPDF_DWORD flags, int fileVersion)
 {
-        return _FPDF_Doc_Save(document, pFileWrite, flags, TRUE , fileVersion);
+    return _FPDF_Doc_Save(document, pFileWrite, flags, TRUE , fileVersion);
 }