CPDF_InterForm::ResetForm always returns true

This method always returns true, so remove the return value.

Change-Id: I3da93fc5face39a53b589787873839c06c9fcfab
Reviewed-on: https://pdfium-review.googlesource.com/28210
Commit-Queue: Ryan Harrison <rharrison@chromium.org>
Reviewed-by: Ryan Harrison <rharrison@chromium.org>
diff --git a/fpdfsdk/cpdfsdk_interform.cpp b/fpdfsdk/cpdfsdk_interform.cpp
index 57f3a6e..f4e22d7 100644
--- a/fpdfsdk/cpdfsdk_interform.cpp
+++ b/fpdfsdk/cpdfsdk_interform.cpp
@@ -592,19 +592,21 @@
   return pFDF ? pFDF->WriteToString() : ByteString();
 }
 
-bool CPDFSDK_InterForm::DoAction_ResetForm(const CPDF_Action& action) {
+void CPDFSDK_InterForm::DoAction_ResetForm(const CPDF_Action& action) {
   ASSERT(action.GetDict());
 
   CPDF_Dictionary* pActionDict = action.GetDict();
-  if (!pActionDict->KeyExist("Fields"))
-    return m_pInterForm->ResetForm(true);
+  if (!pActionDict->KeyExist("Fields")) {
+    m_pInterForm->ResetForm(true);
+    return;
+  }
 
   CPDF_ActionFields af(&action);
   uint32_t dwFlags = action.GetFlags();
 
   std::vector<CPDF_Object*> fieldObjects = af.GetAllFields();
   std::vector<CPDF_FormField*> fields = GetFieldFromObjects(fieldObjects);
-  return m_pInterForm->ResetForm(fields, !(dwFlags & 0x01), true);
+  m_pInterForm->ResetForm(fields, !(dwFlags & 0x01), true);
 }
 
 std::vector<CPDF_FormField*> CPDFSDK_InterForm::GetFieldFromObjects(