Cleanup widget edge related code

xfa/fwl/theme/cfwl_edittp.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_edittp.h"
 
 #include "xfa/fwl/cfwl_edit.h"
 #include "xfa/fwl/cfwl_themebackground.h"
@@ skipping 27 matching lines @@
     pParams->m_pGraphics->SetLineWidth(fWidth);
     pParams->m_pGraphics->StrokePath(pParams->m_pPath, &pParams->m_matrix);
     return;
   }
 
   switch (pParams->m_iPart) {
     case CFWL_Part::Border: {
       DrawBorder(pParams->m_pGraphics, &pParams->m_rtPart, &pParams->m_matrix);
       break;
     }
-    case CFWL_Part::Edge: {
-      DrawEdge(pParams->m_pGraphics, pParams->m_pWidget->GetStyles(),
-               &pParams->m_rtPart, &pParams->m_matrix);
-      break;
-    }
     case CFWL_Part::Background: {
       if (pParams->m_pPath) {
         CFX_Graphics* pGraphics = pParams->m_pGraphics;
         pGraphics->SaveGraphState();
         CFX_Color crSelected(FWLTHEME_COLOR_BKSelected);
         pGraphics->SetFillColor(&crSelected);
         pGraphics->FillPath(pParams->m_pPath, FXFILL_WINDING,
                             &pParams->m_matrix);
         pGraphics->RestoreGraphState();
       } else {
@@ skipping 34 matching lines @@
 
 void CFWL_EditTP::Initialize() {
   InitTTO();
   CFWL_WidgetTP::Initialize();
 }
 
 void CFWL_EditTP::Finalize() {
   FinalizeTTO();
   CFWL_WidgetTP::Finalize();
 }