Cleanup cfwl_* files.

xfa/fwl/core/cfwl_checkbox.cpp

Index: xfa/fwl/core/cfwl_checkbox.cpp
diff --git a/xfa/fwl/core/cfwl_checkbox.cpp b/xfa/fwl/core/cfwl_checkbox.cpp
index 08371fca4a42242118c925289bf08a5390a6484e..97f963b3279e4dbd5a012d97dad1a560c3f643cd 100644
--- a/xfa/fwl/core/cfwl_checkbox.cpp
+++ b/xfa/fwl/core/cfwl_checkbox.cpp
@@ -12,7 +12,7 @@
 #include "xfa/fwl/core/fwl_error.h"
 
 CFWL_CheckBox::CFWL_CheckBox(const IFWL_App* app)
-    : CFWL_Widget(app), m_fBoxHeight(16.0f), m_wsCaption(L"Check box") {}
+    : CFWL_Widget(app), m_fBoxHeight(16.0f) {}
 
 CFWL_CheckBox::~CFWL_CheckBox() {}
 
@@ -31,7 +31,7 @@ void CFWL_CheckBox::SetBoxSize(FX_FLOAT fHeight) {
 
 void CFWL_CheckBox::GetCaption(IFWL_Widget* pWidget,
                                CFX_WideString& wsCaption) {
-  wsCaption = m_wsCaption;
+  wsCaption = L"Check box";
 }
 
 FX_FLOAT CFWL_CheckBox::GetBoxSize(IFWL_Widget* pWidget) {