Make CFX_Color constructor explicit

xfa/fwl/theme/cfwl_widgettp.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/fwl/theme/cfwl_widgettp.h"
 
 #include <algorithm>
 
@@ skipping 256 matching lines @@
   CFX_Color crStroke(FWL_GetThemeColor(m_dwThemeID) == 0
                          ? ArgbEncode(255, 127, 157, 185)
                          : FWLTHEME_COLOR_Green_BKSelected);
   pGraphics->SetStrokeColor(&crStroke);
   CFX_Path path;
   path.Create();
   path.AddRectangle(pRect->left, pRect->top, pRect->width - 1,
                     pRect->height - 1);
   pGraphics->StrokePath(&path, pMatrix);
   path.Clear();
-  crStroke = ArgbEncode(255, 255, 255, 255);
+  crStroke.Set(ArgbEncode(255, 255, 255, 255));
   pGraphics->SetStrokeColor(&crStroke);
   path.AddRectangle(pRect->left + 1, pRect->top + 1, pRect->width - 3,
                     pRect->height - 3);
   pGraphics->StrokePath(&path, pMatrix);
   pGraphics->RestoreGraphState();
 }
 
 void CFWL_WidgetTP::Draw3DRect(CFX_Graphics* pGraphics,
                                FWLTHEME_EDGE eType,
                                FX_FLOAT fWidth,
@@ skipping 478 matching lines @@
   CFWL_FontManager::DestroyInstance();
 }
 
 uint32_t FWL_GetThemeLayout(uint32_t dwThemeID) {
   return 0xffff0000 & dwThemeID;
 }
 
 uint32_t FWL_GetThemeColor(uint32_t dwThemeID) {
   return 0x0000ffff & dwThemeID;
 }