Merge to XFA: Take care fall-through cases of switch in pdfium

fpdfsdk/src/formfiller/FFL_FormFiller.cpp

Index: fpdfsdk/src/formfiller/FFL_FormFiller.cpp
diff --git a/fpdfsdk/src/formfiller/FFL_FormFiller.cpp b/fpdfsdk/src/formfiller/FFL_FormFiller.cpp
index 0e74d91fab9e4b8795e32a726f1237cae700d48c..a903824c6ac32efed61e79a091c1bdb91fc8ed01 100644
--- a/fpdfsdk/src/formfiller/FFL_FormFiller.cpp
+++ b/fpdfsdk/src/formfiller/FFL_FormFiller.cpp
@@ -273,8 +273,10 @@ void CFFL_FormFiller::KillFocusForAnnot(CPDFSDK_Annot* pAnnot, FX_UINT nFlag) {
     case FIELDTYPE_CHECKBOX:
     case FIELDTYPE_RADIOBUTTON:
       bDestroyPDFWindow = TRUE;
+      break;
     default:
       bDestroyPDFWindow = FALSE;
+      break;
   }
   EscapeFiller(pPageView, bDestroyPDFWindow);
 }