Make CFX_Color constructor explicit

xfa/fwl/theme/cfwl_comboboxtp.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_comboboxtp.h"
 
 #include "xfa/fwl/basewidget/ifwl_combobox.h"
 #include "xfa/fwl/core/cfwl_themebackground.h"
@@ skipping 29 matching lines @@
     case CFWL_Part::Edge: {
       DrawEdge(pParams->m_pGraphics, pParams->m_pWidget->GetStyles(),
                &pParams->m_rtPart, &pParams->m_matrix);
       break;
     }
     case CFWL_Part::Background: {
       CFX_Path path;
       path.Create();
       CFX_RectF& rect = pParams->m_rtPart;
       path.AddRectangle(rect.left, rect.top, rect.width, rect.height);
-      CFX_Color cr;
+      FX_ARGB argb_color;
       switch (pParams->m_dwStates) {
         case CFWL_PartState_Selected:
-          cr = FWLTHEME_COLOR_BKSelected;
+          argb_color = FWLTHEME_COLOR_BKSelected;
           break;
         case CFWL_PartState_Disabled:
-          cr = FWLTHEME_COLOR_EDGERB1;
+          argb_color = FWLTHEME_COLOR_EDGERB1;
           break;
         default:
-          cr = 0xFFFFFFFF;
+          argb_color = 0xFFFFFFFF;
       }
       pParams->m_pGraphics->SaveGraphState();
+      CFX_Color cr(argb_color);
       pParams->m_pGraphics->SetFillColor(&cr);
       pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
       pParams->m_pGraphics->RestoreGraphState();
       break;
     }
     case CFWL_Part::DropDownButton: {
       DrawDropDownButton(pParams, pParams->m_dwStates, &pParams->m_matrix);
       break;
     }
     case CFWL_Part::StretchHandler: {
@@ skipping 43 matching lines @@
     }
     case CFWL_PartState_Disabled: {
       eState = FWLTHEME_STATE_Disabale;
       break;
     }
     default: {}
   }
   DrawArrowBtn(pParams->m_pGraphics, &pParams->m_rtPart,
                FWLTHEME_DIRECTION_Down, eState, &pParams->m_matrix);
 }