Don't bother checking pointers before delete[] and FX_Free().

core/src/fxge/ge/fx_ge_ps.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/fxge/fx_ge.h"
 #include "../../../include/fxcodec/fx_codec.h"
 #include "text_int.h"
 struct PSGlyph {
@@ skipping 304 matching lines @@
         pEncoders->GetBasicModule()->RunLengthEncode(src_buf, src_size,
                                                      dest_buf, dest_size)) {
       filter = "/RunLengthDecode filter ";
     }
   }
   if (dest_size < src_size) {
     output_buf = dest_buf;
     output_size = dest_size;
   } else {
     filter = NULL;
-    if (dest_buf) {
-      FX_Free(dest_buf);
-    }
+    FX_Free(dest_buf);
   }
 }
 FX_BOOL CFX_PSRenderer::SetDIBits(const CFX_DIBSource* pSource,
                                   FX_DWORD color,
                                   int left,
                                   int top,
                                   int alpha_flag,
                                   void* pIccTransform) {
   StartRendering();
   CFX_AffineMatrix matrix((FX_FLOAT)(pSource->GetWidth()), 0.0f, 0.0f,
@@ skipping 371 matching lines @@
   FX_DWORD dest_size;
   CCodec_ModuleMgr* pEncoders = CFX_GEModule::Get()->GetCodecModule();
   if (pEncoders &&
       pEncoders->GetBasicModule()->A85Encode(data, len, dest_buf, dest_size)) {
     m_pOutput->OutputPS((const FX_CHAR*)dest_buf, dest_size);
     FX_Free(dest_buf);
   } else {
     m_pOutput->OutputPS((const FX_CHAR*)data, len);
   }
 }