Remove CPDF_Object::Release() in favor of direct delete

core/fpdfapi/page/cpdf_image.cpp

Index: core/fpdfapi/page/cpdf_image.cpp
diff --git a/core/fpdfapi/page/cpdf_image.cpp b/core/fpdfapi/page/cpdf_image.cpp
index ae962e8b98ecb12afaf356e3f0f03e7e337420c8..0334c1e9c9774088185c1f3c6f9a9efd88170730 100644
--- a/core/fpdfapi/page/cpdf_image.cpp
+++ b/core/fpdfapi/page/cpdf_image.cpp
@@ -55,10 +55,8 @@ CPDF_Image::CPDF_Image(CPDF_Document* pDoc, CPDF_Stream* pStream, bool bInline)
 
 CPDF_Image::~CPDF_Image() {
   if (m_bInline) {
-    if (m_pStream)
-      m_pStream->Release();
-    if (m_pInlineDict)
-      m_pInlineDict->Release();
+    delete m_pStream;
+    delete m_pInlineDict;
   }
 }
 
@@ -288,10 +286,8 @@ void CPDF_Image::SetImage(const CFX_DIBitmap* pBitmap, int32_t iCompress) {
         pNewBitmap->Copy(pBitmap);
         pNewBitmap->ConvertFormat(FXDIB_Rgb);
         SetImage(pNewBitmap, iCompress);
-        if (pDict) {
-          pDict->Release();
-          pDict = nullptr;
-        }
+        delete pDict;
+        pDict = nullptr;
         FX_Free(dest_buf);
         dest_buf = nullptr;
         dest_size = 0;