Remove FWL_WGTHITTEST_* defines in favour of enum class.

xfa/fxfa/app/xfa_fftext.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/app/xfa_fftext.h"
 
 #include "xfa/fwl/core/fwl_widgetdef.h"
 #include "xfa/fxfa/app/xfa_ffdraw.h"
@@ skipping 121 matching lines @@
   }
   SetButtonDown(FALSE);
   const FX_WCHAR* wsURLContent = GetLinkURLAtPoint(fx, fy);
   if (NULL == wsURLContent) {
     return FALSE;
   }
   CXFA_FFDoc* pDoc = GetDoc();
   pDoc->GetDocProvider()->GotoURL(pDoc, CFX_WideStringC(wsURLContent), FALSE);
   return TRUE;
 }
-uint32_t CXFA_FFText::OnHitTest(FX_FLOAT fx, FX_FLOAT fy) {
+FWL_WidgetHit CXFA_FFText::OnHitTest(FX_FLOAT fx, FX_FLOAT fy) {
   CFX_RectF rtBox;
   GetRectWithoutRotate(rtBox);
-  if (!rtBox.Contains(fx, fy)) {
-    return FWL_WGTHITTEST_Unknown;
-  }
-  if (!GetLinkURLAtPoint(fx, fy)) {
-    return FWL_WGTHITTEST_Unknown;
-  }
-  return FWL_WGTHITTEST_HyperLink;
+  if (!rtBox.Contains(fx, fy))
+    return FWL_WidgetHit::Unknown;
+  if (!GetLinkURLAtPoint(fx, fy))
+    return FWL_WidgetHit::Unknown;
+  return FWL_WidgetHit::HyperLink;
 }
 const FX_WCHAR* CXFA_FFText::GetLinkURLAtPoint(FX_FLOAT fx, FX_FLOAT fy) {
   CXFA_TextLayout* pTextLayout = m_pDataAcc->GetTextLayout();
   if (NULL == pTextLayout) {
     return NULL;
   }
   FX_FLOAT x(fx), y(fy);
   FWLToClient(x, y);
   const CXFA_PieceLineArray* pPieceLines = pTextLayout->GetPieceLines();
   int32_t iCount = pPieceLines->GetSize();
   for (int32_t i = 0; i < iCount; i++) {
     CXFA_PieceLine* pPieceLine = pPieceLines->GetAt(i);
     int32_t iPieces = pPieceLine->m_textPieces.GetSize();
     for (int32_t j = 0; j < iPieces; j++) {
       XFA_TextPiece* pPiece = pPieceLine->m_textPieces.GetAt(j);
       if (pPiece->pLinkData && pPiece->rtPiece.Contains(x, y)) {
         return pPiece->pLinkData->GetLinkURL();
       }
     }
   }
   return NULL;
 }
 void CXFA_FFText::FWLToClient(FX_FLOAT& fx, FX_FLOAT& fy) {
   CFX_RectF rtWidget;
   GetRectWithoutRotate(rtWidget);
   fx -= rtWidget.left;
   fy -= rtWidget.top;
 }