Remove FX_DWORD from fpdfsdk/ and testing/

fpdfsdk/formfiller/cffl_pushbutton.cpp

Index: fpdfsdk/formfiller/cffl_pushbutton.cpp
diff --git a/fpdfsdk/formfiller/cffl_pushbutton.cpp b/fpdfsdk/formfiller/cffl_pushbutton.cpp
index 7a32cbda00b6c428cca604f350dadd02003adc25..001560836fb0205a670ff2bae19748fd2610bfd0 100644
--- a/fpdfsdk/formfiller/cffl_pushbutton.cpp
+++ b/fpdfsdk/formfiller/cffl_pushbutton.cpp
@@ -33,6 +33,6 @@ void CFFL_PushButton::OnDraw(CPDFSDK_PageView* pPageView,
                              CPDFSDK_Annot* pAnnot,
                              CFX_RenderDevice* pDevice,
                              CFX_Matrix* pUser2Device,
-                             FX_DWORD dwFlags) {
+                             uint32_t dwFlags) {
   CFFL_Button::OnDraw(pPageView, pAnnot, pDevice, pUser2Device, dwFlags);
 }