Make CPDF_TextState have a CPDF_TextStateData rather than inheriting one.

core/fpdfapi/fpdf_page/fpdf_page_parser_old.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 "core/fpdfapi/fpdf_page/pageint.h"
 
 #include <limits.h>
 
@@ skipping 670 matching lines @@
   m_bForm = TRUE;
   CFX_Matrix form_matrix = pForm->m_pFormDict->GetMatrixBy("Matrix");
   if (pGraphicStates) {
     form_matrix.Concat(pGraphicStates->m_CTM);
   }
   CPDF_Array* pBBox = pForm->m_pFormDict->GetArrayBy("BBox");
   CFX_FloatRect form_bbox;
   CPDF_Path ClipPath;
   if (pBBox) {
     form_bbox = pBBox->GetRect();
-    ClipPath.New();
+    ClipPath.Emplace();
     ClipPath.AppendRect(form_bbox.left, form_bbox.bottom, form_bbox.right,
                         form_bbox.top);
     ClipPath.Transform(&form_matrix);
     if (pParentMatrix) {
       ClipPath.Transform(pParentMatrix);
     }
     form_bbox.Transform(&form_matrix);
     if (pParentMatrix) {
       form_bbox.Transform(pParentMatrix);
     }
@@ skipping 116 matching lines @@
       }
       m_Status = Done;
       return;
     }
     steps++;
     if (pPause && pPause->NeedToPauseNow()) {
       break;
     }
   }
 }