Fix an uninitalized read in FPDFText_GetFontSize().

core/src/fpdftext/text_int.h

 // 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
 
 #ifndef CORE_SRC_FPDFTEXT_TEXT_INT_H_
 #define CORE_SRC_FPDFTEXT_TEXT_INT_H_
 
 #include "core/include/fpdftext/fpdf_text.h"
@@ skipping 43 matching lines @@
   CPDF_TextPage(const CPDF_Page* pPage, int flags);
   ~CPDF_TextPage() override {}
 
   // IPDF_TextPage
   FX_BOOL ParseTextPage() override;
   void NormalizeObjects(FX_BOOL bNormalize) override;
   bool IsParsed() const override { return m_bIsParsed; }
   int CharIndexFromTextIndex(int TextIndex) const override;
   int TextIndexFromCharIndex(int CharIndex) const override;
   int CountChars() const override;
-  void GetCharInfo(int index, FPDF_CHAR_INFO& info) const override;
+  void GetCharInfo(int index, FPDF_CHAR_INFO* info) const override;
   void GetRectArray(int start,
                     int nCount,
                     CFX_RectArray& rectArray) const override;
   int GetIndexAtPos(CPDF_Point point,
                     FX_FLOAT xTolerance,
                     FX_FLOAT yTolerance) const override;
   int GetIndexAtPos(FX_FLOAT x,
                     FX_FLOAT y,
                     FX_FLOAT xTolerance,
                     FX_FLOAT yTolerance) const override;
@@ skipping 163 matching lines @@
 
 FX_STRSIZE FX_Unicode_GetNormalization(FX_WCHAR wch, FX_WCHAR* pDst);
 void NormalizeString(CFX_WideString& str);
 void NormalizeCompositeChar(FX_WCHAR wChar, CFX_WideString& sDest);
 void GetTextStream_Unicode(CFX_WideTextBuf& buffer,
                            CPDF_PageObjects* pPage,
                            FX_BOOL bUseLF,
                            CFX_PtrArray* pObjArray);
 
 #endif  // CORE_SRC_FPDFTEXT_TEXT_INT_H_