Change CPDF_Boolean to use bool instead of FX_BOOL.

fpdfsdk/pdfwindow/PWL_Icon.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 "fpdfsdk/pdfwindow/PWL_Icon.h"
 
 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_stream.h"
@@ skipping 127 matching lines @@
         fLeft = pA->GetNumberAt(0);
       if (dwCount > 1)
         fBottom = pA->GetNumberAt(1);
     }
   } else {
     fLeft = 0.0f;
     fBottom = 0.0f;
   }
 }
 
-FX_BOOL CPWL_Icon::GetFittingBounds() {
-  if (m_pIconFit)
-    return m_pIconFit->GetFittingBounds();
-
-  return FALSE;
-}
-
 void CPWL_Icon::GetScale(FX_FLOAT& fHScale, FX_FLOAT& fVScale) {
   fHScale = 1.0f;
   fVScale = 1.0f;
 
   if (m_pPDFStream) {
     FX_FLOAT fImageWidth, fImageHeight;
     FX_FLOAT fPlateWidth, fPlateHeight;
 
     CFX_FloatRect rcPlate = GetClientRect();
     fPlateWidth = rcPlate.right - rcPlate.left;
@@ skipping 51 matching lines @@
   FX_FLOAT fImageFactHeight = fImageHeight * fVScale;
 
   FX_FLOAT fPlateWidth, fPlateHeight;
   CFX_FloatRect rcPlate = GetClientRect();
   fPlateWidth = rcPlate.right - rcPlate.left;
   fPlateHeight = rcPlate.top - rcPlate.bottom;
 
   x = (fPlateWidth - fImageFactWidth) * fLeft;
   y = (fPlateHeight - fImageFactHeight) * fBottom;
 }