Remove ICodec_* Interfaces.

core/fpdfapi/fpdf_render/fpdf_render_image.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 "core/fpdfapi/fpdf_render/render_int.h"
 
 #include <utility>
 #include <vector>
@@ skipping 848 matching lines @@
   if (m_Status == 4) {
     if (m_Loader.Continue(m_LoadHandle, pPause)) {
       return TRUE;
     }
     if (StartRenderDIBSource()) {
       return Continue(pPause);
     }
   }
   return FALSE;
 }
-ICodec_ScanlineDecoder* FPDFAPI_CreateFlateDecoder(
+CCodec_ScanlineDecoder* FPDFAPI_CreateFlateDecoder(
     const uint8_t* src_buf,
     uint32_t src_size,
     int width,
     int height,
     int nComps,
     int bpc,
     const CPDF_Dictionary* pParams);
 CFX_DIBitmap* CPDF_RenderStatus::LoadSMask(CPDF_Dictionary* pSMaskDict,
                                            FX_RECT* pClipRect,
                                            const CFX_Matrix* pMatrix) {
@@ skipping 118 matching lines @@
   } else if (pFunc) {
     int size = dest_pitch * height;
     for (int i = 0; i < size; i++) {
       dest_buf[i] = transfers[src_buf[i]];
     }
   } else {
     FXSYS_memcpy(dest_buf, src_buf, dest_pitch * height);
   }
   return pMask.release();
 }