Remove the GetCaption dataprovider method

xfa/fwl/core/ifwl_pushbutton.cpp

Index: xfa/fwl/core/ifwl_pushbutton.cpp
diff --git a/xfa/fwl/core/ifwl_pushbutton.cpp b/xfa/fwl/core/ifwl_pushbutton.cpp
index 8ee0485b11e35441561657a8b6e0787c3dc2de79..9589de1c3cad00aff5c727398aba65f9443ad83b 100644
--- a/xfa/fwl/core/ifwl_pushbutton.cpp
+++ b/xfa/fwl/core/ifwl_pushbutton.cpp
@@ -47,16 +47,6 @@ void IFWL_PushButton::GetWidgetRect(CFX_RectF& rect, bool bAutoSize) {
   if (!m_pProperties->m_pThemeProvider)
     m_pProperties->m_pThemeProvider = GetAvailableTheme();
 
-  CFX_WideString wsCaption;
-  if (m_pProperties->m_pDataProvider)
-    m_pProperties->m_pDataProvider->GetCaption(this, wsCaption);
-
-  int32_t iLen = wsCaption.GetLength();
-  if (iLen > 0) {
-    CFX_SizeF sz = CalcTextSize(wsCaption, m_pProperties->m_pThemeProvider);
-    rect.Set(0, 0, sz.x, sz.y);
-  }
-
   FX_FLOAT* fcaption =
       static_cast<FX_FLOAT*>(GetThemeCapacity(CFWL_WidgetCapacity::Margin));
   rect.Inflate(*fcaption, *fcaption);
@@ -92,7 +82,6 @@ void IFWL_PushButton::DrawWidget(CFX_Graphics* pGraphics,
   if (!m_pProperties->m_pThemeProvider)
     return;
 
-  IFWL_ThemeProvider* pTheme = m_pProperties->m_pThemeProvider;
   if (HasBorder()) {
     DrawBorder(pGraphics, CFWL_Part::Border, m_pProperties->m_pThemeProvider,
                pMatrix);
@@ -102,26 +91,6 @@ void IFWL_PushButton::DrawWidget(CFX_Graphics* pGraphics,
              pMatrix);
   }
   DrawBkground(pGraphics, m_pProperties->m_pThemeProvider, pMatrix);
-  CFX_Matrix matrix;
-  matrix.Concat(*pMatrix);
-
-  CFX_WideString wsCaption;
-  if (m_pProperties->m_pDataProvider)
-    m_pProperties->m_pDataProvider->GetCaption(this, wsCaption);
-
-  CFX_RectF rtText;
-  rtText.Set(0, 0, 0, 0);
-  if (!wsCaption.IsEmpty())
-    CalcTextRect(wsCaption, pTheme, 0, m_iTTOAlign, rtText);
-
-  switch (m_pProperties->m_dwStyleExes & FWL_STYLEEXT_PSB_ModeMask) {
-    case FWL_STYLEEXT_PSB_TextOnly:
-      DrawText(pGraphics, m_pProperties->m_pThemeProvider, &matrix);
-      break;
-    case FWL_STYLEEXT_PSB_IconOnly:
-    case FWL_STYLEEXT_PSB_TextIcon:
-      break;
-  }
 }
 
 void IFWL_PushButton::DrawBkground(CFX_Graphics* pGraphics,
@@ -140,31 +109,6 @@ void IFWL_PushButton::DrawBkground(CFX_Graphics* pGraphics,
   pTheme->DrawBackground(&param);
 }
 
-void IFWL_PushButton::DrawText(CFX_Graphics* pGraphics,
-                               IFWL_ThemeProvider* pTheme,
-                               const CFX_Matrix* pMatrix) {
-  if (!m_pProperties->m_pDataProvider)
-    return;
-
-  CFX_WideString wsCaption;
-  m_pProperties->m_pDataProvider->GetCaption(this, wsCaption);
-  if (wsCaption.IsEmpty())
-    return;
-
-  CFWL_ThemeText param;
-  param.m_pWidget = this;
-  param.m_iPart = CFWL_Part::Caption;
-  param.m_dwStates = GetPartStates();
-  param.m_pGraphics = pGraphics;
-  if (pMatrix)
-    param.m_matrix.Concat(*pMatrix);
-  param.m_rtPart = m_rtCaption;
-  param.m_wsText = wsCaption;
-  param.m_dwTTOStyles = m_dwTTOStyles;
-  param.m_iTTOAlign = m_iTTOAlign;
-  pTheme->DrawText(&param);
-}
-
 uint32_t IFWL_PushButton::GetPartStates() {
   uint32_t dwStates = CFWL_PartState_Normal;
   if (m_pProperties->m_dwStates & FWL_WGTSTATE_Focused)