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

core/src/fpdfapi/fpdf_font/fpdf_font.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_module.h"
 #include "../../../include/fpdfapi/fpdf_page.h"
 #include "../../../include/fpdfapi/fpdf_pageobj.h"
 #include "../../../include/fpdfapi/fpdf_resource.h"
@@ skipping 12 matching lines @@
     }
   }
   return FALSE;
 }
 CPDF_FontGlobals::CPDF_FontGlobals() : m_pContrastRamps(NULL) {
   FXSYS_memset(m_EmbeddedCharsets, 0, sizeof(m_EmbeddedCharsets));
   FXSYS_memset(m_EmbeddedToUnicodes, 0, sizeof(m_EmbeddedToUnicodes));
 }
 CPDF_FontGlobals::~CPDF_FontGlobals() {
   ClearAll();
-  if (m_pContrastRamps) {
-    FX_Free(m_pContrastRamps);
-  }
+  FX_Free(m_pContrastRamps);
 }
 class CFX_StockFontArray {
  public:
   CFX_StockFontArray() {
     FXSYS_memset(m_pStockFonts, 0, sizeof(m_pStockFonts));
   }
   ~CFX_StockFontArray() {
     for (int i = 0; i < FX_ArraySize(m_pStockFonts); i++) {
       if (!m_pStockFonts[i])
         continue;
@@ skipping 1742 matching lines @@
 CPDF_Type3Char::CPDF_Type3Char() {
   m_pForm = NULL;
   m_pBitmap = NULL;
   m_bPageRequired = FALSE;
   m_bColored = FALSE;
 }
 CPDF_Type3Char::~CPDF_Type3Char() {
   delete m_pForm;
   delete m_pBitmap;
 }