Make CFX_Color constructor explicit

xfa/fxfa/app/xfa_ffwidget.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 "xfa/fxfa/include/xfa_ffwidget.h"
 
 #include <algorithm>
 #include <memory>
@@ skipping 1572 matching lines @@
       iHatch = FX_HATCHSTYLE_Horizontal;
       break;
     case XFA_ATTRIBUTEENUM_Vertical:
       iHatch = FX_HATCHSTYLE_Vertical;
       break;
     default:
       break;
   }
 
   CFX_Pattern pattern(iHatch, crEnd, crStart);
-  CFX_Color cr(&pattern);
+  CFX_Color cr(&pattern, 0x0);
   pGS->SetFillColor(&cr);
   pGS->FillPath(&fillPath, FXFILL_WINDING, pMatrix);
 }
 static void XFA_BOX_Fill_Linear(CXFA_Box box,
                                 CFX_Graphics* pGS,
                                 CFX_Path& fillPath,
                                 CFX_RectF rtFill,
                                 CFX_Matrix* pMatrix) {
   CXFA_Fill fill = box.GetFill();
   FX_ARGB crStart = fill.GetColor();
@@ skipping 440 matching lines @@
   }
   XFA_BOX_Fill(box, strokes, pGS, rtWidget, pMatrix, dwFlags);
   XFA_BOX_Stroke(box, strokes, pGS, rtWidget, pMatrix, dwFlags);
 }
 
 CXFA_CalcData::CXFA_CalcData() : m_iRefCount(0) {}
 
 CXFA_CalcData::~CXFA_CalcData() {
   m_Globals.RemoveAll();
 }