Use smart pointers for class owned pointers in xfa/fwl/theme

xfa/fwl/theme/cfwl_datetimepickertp.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_datetimepickertp.h"
 
 #include "xfa/fwl/basewidget/ifwl_datetimepicker.h"
 #include "xfa/fwl/core/cfwl_themebackground.h"
 
-CFWL_DateTimePickerTP::CFWL_DateTimePickerTP() {
-  m_pThemeData = new DTPThemeData;
-  initThemeData();
-}
+CFWL_DateTimePickerTP::CFWL_DateTimePickerTP() {}
 
-CFWL_DateTimePickerTP::~CFWL_DateTimePickerTP() {
-  delete m_pThemeData;
-}
+CFWL_DateTimePickerTP::~CFWL_DateTimePickerTP() {}
 
 bool CFWL_DateTimePickerTP::IsValidWidget(IFWL_Widget* pWidget) {
   return pWidget && pWidget->GetClassID() == FWL_Type::DateTimePicker;
 }
 
 FX_BOOL CFWL_DateTimePickerTP::DrawBackground(CFWL_ThemeBackground* pParams) {
   if (!pParams)
     return FALSE;
   switch (pParams->m_iPart) {
     case CFWL_Part::Border: {
@@ skipping 35 matching lines @@
     case CFWL_PartState_Disabled: {
       eState = FWLTHEME_STATE_Disabale;
       break;
     }
     default: {}
   }
   DrawArrowBtn(pParams->m_pGraphics, &pParams->m_rtPart,
                FWLTHEME_DIRECTION_Down, eState, pMatrix);
 }
 
-void CFWL_DateTimePickerTP::initThemeData() {
-  uint32_t* pData = (uint32_t*)&m_pThemeData->BoxBkColor;
-  *pData++ = 0;
-  *pData++ = 0;
-  *pData++ = ArgbEncode(255, 220, 220, 215),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 255, 240, 207),
-  *pData++ = ArgbEncode(255, 248, 179, 48),
-  *pData++ = ArgbEncode(255, 176, 176, 167),
-  *pData++ = ArgbEncode(255, 241, 239, 239),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 220, 220, 215),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 255, 240, 207),
-  *pData++ = ArgbEncode(255, 248, 179, 48),
-  *pData++ = ArgbEncode(255, 176, 176, 167),
-  *pData++ = ArgbEncode(255, 241, 239, 239),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 220, 220, 215),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 255, 240, 207),
-  *pData++ = ArgbEncode(255, 248, 179, 48),
-  *pData++ = ArgbEncode(255, 176, 176, 167),
-  *pData++ = ArgbEncode(255, 241, 239, 239),
-  *pData++ = ArgbEncode(255, 255, 255, 255),
-  *pData++ = ArgbEncode(255, 255, 255, 255);
-}