Clean up XFA code which causes warnings

xfa/fxfa/parser/xfa_utils_imp.cpp

Index: xfa/fxfa/parser/xfa_utils_imp.cpp
diff --git a/xfa/fxfa/parser/xfa_utils_imp.cpp b/xfa/fxfa/parser/xfa_utils_imp.cpp
index 77cac00b893f386ba2f187ecf4d2e17470ccb0fb..d576b4de06450eb0f5005de0784b5f9a195d8228 100644
--- a/xfa/fxfa/parser/xfa_utils_imp.cpp
+++ b/xfa/fxfa/parser/xfa_utils_imp.cpp
@@ -255,14 +255,12 @@ FX_BOOL XFA_IsLayoutElement(XFA_ELEMENT eElement, FX_BOOL bLayoutContainer) {
     case XFA_ELEMENT_Subform:
     case XFA_ELEMENT_ExclGroup:
     case XFA_ELEMENT_SubformSet:
-      return TRUE;
     case XFA_ELEMENT_PageArea:
     case XFA_ELEMENT_Form:
       return TRUE;
     default:
       return FALSE;
   }
-  return FALSE;
 }
 
 static const FX_DOUBLE fraction_scales[] = {0.1,