Enable chromium_code standard for XFA code

xfa/fwl/core/cfwl_widgetmgr.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/core/cfwl_widgetmgr.h"
 
 #include "xfa/fwl/core/cfwl_message.h"
 #include "xfa/fwl/core/fwl_appimp.h"
@@ skipping 798 matching lines @@
     for (int32_t i = 0; i < kNeedRepaintHitPoints; i++) {
       if (hitPoint[i].bNotContainByDirty || hitPoint[i].bNotNeedRepaint)
         continue;
       if (!rtDirty.Contains(hitPoint[i].hitPoint)) {
         hitPoint[i].bNotContainByDirty = true;
         continue;
       }
       if (r.Contains(hitPoint[i].hitPoint))
         hitPoint[i].bNotNeedRepaint = true;
     }
-  } while (
-      (pChild = CFWL_WidgetMgr::GetInstance()->GetNextSiblingWidget(pChild)));
+    pChild = CFWL_WidgetMgr::GetInstance()->GetNextSiblingWidget(pChild);
+  } while (pChild);
 
   if (!bChildIntersectWithDirty)
     return TRUE;
   if (bOrginPtIntersectWidthDirty && !bOrginPtIntersectWidthChild)
     return TRUE;
   if (rtChilds.IsEmpty())
     return TRUE;
 
   int32_t repaintPoint = kNeedRepaintHitPoints;
   for (int32_t i = 0; i < kNeedRepaintHitPoints; i++) {
@@ skipping 22 matching lines @@
     temp.Deflate(50, 50);
     if (!temp.Contains(r))
       return FALSE;
 
     pItem->bOutsideChanged = FALSE;
   }
 #endif
 
   return pItem->iRedrawCounter == 0;
 }