Remove redundant casts, part 4

fpdfsdk/fsdk_actionhandler.cpp

Index: fpdfsdk/fsdk_actionhandler.cpp
diff --git a/fpdfsdk/fsdk_actionhandler.cpp b/fpdfsdk/fsdk_actionhandler.cpp
index bc6bd2826cda6b0509814e6d2274b38293bd7074..38e5bfe00d497b773fa8f7cf93fd26873a4dbc9f 100644
--- a/fpdfsdk/fsdk_actionhandler.cpp
+++ b/fpdfsdk/fsdk_actionhandler.cpp
@@ -604,7 +604,7 @@ void CPDFSDK_ActionHandler::RunDocumentPageJavaScript(
 
 FX_BOOL CPDFSDK_FormActionHandler::DoAction_Hide(const CPDF_Action& action,
                                                  CPDFSDK_Document* pDocument) {
-  CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
   if (pInterForm->DoAction_Hide(action)) {
     pDocument->SetChangeMark();
     return TRUE;
@@ -616,21 +616,21 @@ FX_BOOL CPDFSDK_FormActionHandler::DoAction_Hide(const CPDF_Action& action,
 FX_BOOL CPDFSDK_FormActionHandler::DoAction_SubmitForm(
     const CPDF_Action& action,
     CPDFSDK_Document* pDocument) {
-  CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
   return pInterForm->DoAction_SubmitForm(action);
 }
 
 FX_BOOL CPDFSDK_FormActionHandler::DoAction_ResetForm(
     const CPDF_Action& action,
     CPDFSDK_Document* pDocument) {
-  CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
   return pInterForm->DoAction_ResetForm(action);
 }
 
 FX_BOOL CPDFSDK_FormActionHandler::DoAction_ImportData(
     const CPDF_Action& action,
     CPDFSDK_Document* pDocument) {
-  CPDFSDK_InterForm* pInterForm = (CPDFSDK_InterForm*)pDocument->GetInterForm();
+  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
   if (pInterForm->DoAction_ImportData(action)) {
     pDocument->SetChangeMark();
     return TRUE;