Clean up meaningless branch on commented-out code.

BUG=https://code.google.com/p/pdfium/issues/detail?id=35
R=bo_xu@foxitsoftware.com

Review URL: https://codereview.chromium.org/451483003

fpdfsdk/src/fsdk_actionhandler.cpp

diff --git a/fpdfsdk/src/fsdk_actionhandler.cpp b/fpdfsdk/src/fsdk_actionhandler.cpp
index 97b0a95..518abd2 100644
--- a/fpdfsdk/src/fsdk_actionhandler.cpp
+++ b/fpdfsdk/src/fsdk_actionhandler.cpp
@@ -268,21 +268,16 @@
 
 FX_BOOL	CPDFSDK_ActionHandler::IsValidField(CPDFSDK_Document* pDocument, CPDF_Dictionary* pFieldDict)
 {
-	ASSERT(pDocument != NULL);
-	ASSERT(pFieldDict != NULL);
+  ASSERT(pDocument != NULL);
+  ASSERT(pFieldDict != NULL);
 
-	if (1/*m_pApp->IsValidDocument(pDocument)*/)
-	{
-		CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
-		ASSERT(pInterForm != NULL);
+  CPDFSDK_InterForm* pInterForm = pDocument->GetInterForm();
+  ASSERT(pInterForm != NULL);
 
-		CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
-		ASSERT(pPDFInterForm != NULL);
+  CPDF_InterForm* pPDFInterForm = pInterForm->GetInterForm();
+  ASSERT(pPDFInterForm != NULL);
 
-		return pPDFInterForm->GetFieldByDict(pFieldDict) != NULL;
-	}
-
-	return FALSE;
+  return pPDFInterForm->GetFieldByDict(pFieldDict) != NULL;
 }
 
 FX_BOOL	CPDFSDK_ActionHandler::ExecuteFieldAction(const CPDF_Action& action, CPDF_AAction::AActionType type,