Simplify PDFium by removing code that's not used in the open source repo.

core/src/fpdfapi/fpdf_page/fpdf_page_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 "../../../include/fpdfapi/fpdf_page.h"
 #include "../../../include/fpdfapi/fpdf_pageobj.h"
 #include "pageint.h"
 CPDF_ImageObject::CPDF_ImageObject()
@@ skipping 59 matching lines @@
     m_bInline = FALSE;
     m_pInlineDict = NULL;
     m_pDIBSource = NULL;
     m_pMask = NULL;
     m_MatteColor = 0;
 }
 CPDF_Image::~CPDF_Image()
 {
     if (m_bInline) {
         if (m_pStream) {
-#ifndef FOXIT_CHROME_BUILD
-            CPDF_Dictionary* pDict = m_pStream->GetDict();
-            if (pDict) {
-                CPDF_Object* pCSObj = pDict->GetElementValue(FX_BSTRC("ColorSpace"));
-                if (pCSObj && m_pDocument) {
-                    m_pDocument->RemoveColorSpaceFromPageData(pCSObj);
-                }
-            }
-#endif
             m_pStream->Release();
         }
         if (m_pInlineDict) {
             m_pInlineDict->Release();
         }
     }
 }
 FX_BOOL CPDF_Image::LoadImageF(CPDF_Stream* pStream, FX_BOOL bInline)
 {
     m_pStream = pStream;
     if (m_bInline && m_pInlineDict) {
         m_pInlineDict->Release();
         m_pInlineDict = NULL;
     }
     m_bInline = bInline;
     CPDF_Dictionary* pDict = pStream->GetDict();
     if (m_bInline) {
         m_pInlineDict = (CPDF_Dictionary*)pDict->Clone();
     }
     m_pOC = pDict->GetDict(FX_BSTRC("OC"));
     m_bIsMask = !pDict->KeyExist(FX_BSTRC("ColorSpace")) || pDict->GetInteger(FX_BSTRC("ImageMask"));
-#ifndef _FPDFAPI_MINI_
     m_bInterpolate = pDict->GetInteger(FX_BSTRC("Interpolate"));
-#endif
     m_Height = pDict->GetInteger(FX_BSTRC("Height"));
     m_Width = pDict->GetInteger(FX_BSTRC("Width"));
     return TRUE;
 }