Fix else-after-returns throughout pdfium.

core/src/fpdfapi/fpdf_page/fpdf_page_parser_old.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 "../../../include/fpdfapi/fpdf_page.h"
 #include "../../../include/fpdfapi/fpdf_module.h"
 #include "../../../include/fxcodec/fx_codec.h"
 #include "pageint.h"
@@ skipping 270 matching lines @@
 FX_DWORD _HexDecode(const uint8_t* src_buf, FX_DWORD src_size, uint8_t*& dest_buf, FX_DWORD& dest_size);
 FX_DWORD FPDFAPI_FlateOrLZWDecode(FX_BOOL bLZW, const uint8_t* src_buf, FX_DWORD src_size, CPDF_Dictionary* pParams,
                                   FX_DWORD estimated_size, uint8_t*& dest_buf, FX_DWORD& dest_size);
 FX_DWORD PDF_DecodeInlineStream(const uint8_t* src_buf, FX_DWORD limit,
                                 int width, int height, CFX_ByteString& decoder,
                                 CPDF_Dictionary* pParam, uint8_t*& dest_buf, FX_DWORD& dest_size)
 {
     if (decoder == FX_BSTRC("CCITTFaxDecode") || decoder == FX_BSTRC("CCF")) {
         ICodec_ScanlineDecoder* pDecoder = FPDFAPI_CreateFaxDecoder(src_buf, limit, width, height, pParam);
         return _DecodeAllScanlines(pDecoder, dest_buf, dest_size);
-    } else if (decoder == FX_BSTRC("ASCII85Decode") || decoder == FX_BSTRC("A85")) {
+    }
+    if (decoder == FX_BSTRC("ASCII85Decode") || decoder == FX_BSTRC("A85")) {
         return _A85Decode(src_buf, limit, dest_buf, dest_size);
-    } else if (decoder == FX_BSTRC("ASCIIHexDecode") || decoder == FX_BSTRC("AHx")) {
+    }
+    if (decoder == FX_BSTRC("ASCIIHexDecode") || decoder == FX_BSTRC("AHx")) {
         return _HexDecode(src_buf, limit, dest_buf, dest_size);
-    } else if (decoder == FX_BSTRC("FlateDecode") || decoder == FX_BSTRC("Fl")) {
+    }
+    if (decoder == FX_BSTRC("FlateDecode") || decoder == FX_BSTRC("Fl")) {
         return FPDFAPI_FlateOrLZWDecode(FALSE, src_buf, limit, pParam, dest_size, dest_buf, dest_size);
-    } else if (decoder == FX_BSTRC("LZWDecode") || decoder == FX_BSTRC("LZW")) {
+    }
+    if (decoder == FX_BSTRC("LZWDecode") || decoder == FX_BSTRC("LZW")) {
         return FPDFAPI_FlateOrLZWDecode(TRUE, src_buf, limit, pParam, 0, dest_buf, dest_size);
-    } else if (decoder == FX_BSTRC("DCTDecode") || decoder == FX_BSTRC("DCT")) {
+    }
+    if (decoder == FX_BSTRC("DCTDecode") || decoder == FX_BSTRC("DCT")) {
         ICodec_ScanlineDecoder* pDecoder = CPDF_ModuleMgr::Get()->GetJpegModule()->CreateDecoder(
-                                               src_buf, limit, width, height, 0, pParam ? pParam->GetInteger(FX_BSTRC("ColorTransform"), 1) : 1);
+            src_buf, limit, width, height, 0, pParam ? pParam->GetInteger(FX_BSTRC("ColorTransform"), 1) : 1);
         return _DecodeAllScanlines(pDecoder, dest_buf, dest_size);
-    } else if (decoder == FX_BSTRC("RunLengthDecode") || decoder == FX_BSTRC("RL")) {
+    }
+    if (decoder == FX_BSTRC("RunLengthDecode") || decoder == FX_BSTRC("RL")) {
         return RunLengthDecode(src_buf, limit, dest_buf, dest_size);
     }
     dest_size = 0;
     dest_buf = 0;
     return (FX_DWORD) - 1;
 }
 CPDF_Stream* CPDF_StreamParser::ReadInlineStream(CPDF_Document* pDoc, CPDF_Dictionary* pDict, CPDF_Object* pCSObj, FX_BOOL bDecode)
 {
     if (m_Pos == m_Size) {
         return NULL;
@@ skipping 822 matching lines @@
         return 100;
     }
     if (m_InternalStage == PAGEPARSE_STAGE_GETCONTENT) {
         return 10;
     }
     if (m_InternalStage == PAGEPARSE_STAGE_CHECKCLIP) {
         return 90;
     }
     return 10 + 80 * m_CurrentOffset / m_Size;
 }