Merge to XFA: Cleanup: Remove CFFL_IFormFiller::GetCommitKey() that always returns 0.

Remove callers and related code that all just pass zeros around.

Also remove CFFL_IFormFiller::GetKeyDown().

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1149623012.

(cherry picked from commit 35c3163d55bebea8095474181f807ddfb2f4f806)

Review URL: https://codereview.chromium.org/1175083003.
diff --git a/fpdfsdk/src/javascript/Field.cpp b/fpdfsdk/src/javascript/Field.cpp
index 52126bc..3c407b1 100644
--- a/fpdfsdk/src/javascript/Field.cpp
+++ b/fpdfsdk/src/javascript/Field.cpp
@@ -256,7 +256,7 @@
 				ASSERT(pWidget != NULL);
 
 				FX_BOOL bFormated = FALSE;
-				CFX_WideString sValue = pWidget->OnFormat(0, bFormated);
+				CFX_WideString sValue = pWidget->OnFormat(bFormated);
 				if (bFormated)
 					pWidget->ResetAppearance(sValue.c_str(), FALSE);
 				else
@@ -313,7 +313,7 @@
 			if (nFieldType == FIELDTYPE_COMBOBOX || nFieldType == FIELDTYPE_TEXTFIELD)
 			{
 				FX_BOOL bFormated = FALSE;
-				CFX_WideString sValue = pWidget->OnFormat(0, bFormated);
+				CFX_WideString sValue = pWidget->OnFormat(bFormated);
 				if (bFormated)
 					pWidget->ResetAppearance(sValue.c_str(), FALSE);
 				else
diff --git a/fpdfsdk/src/javascript/JS_Context.cpp b/fpdfsdk/src/javascript/JS_Context.cpp
index 50f9f3c..11bb092 100644
--- a/fpdfsdk/src/javascript/JS_Context.cpp
+++ b/fpdfsdk/src/javascript/JS_Context.cpp
@@ -233,21 +233,20 @@
 	m_pEventHandler->OnField_Calculate(pSource, pTarget, Value, bRc);
 }
 
-void CJS_Context::OnField_Format(int nCommitKey, CPDF_FormField* pTarget, CFX_WideString& Value, FX_BOOL bWillCommit)
+void CJS_Context::OnField_Format(CPDF_FormField* pTarget, CFX_WideString& Value, FX_BOOL bWillCommit)
 {
-	ASSERT(m_pEventHandler != NULL);
-	m_pEventHandler->OnField_Format(nCommitKey, pTarget, Value, bWillCommit);
+    m_pEventHandler->OnField_Format(pTarget, Value, bWillCommit);
 }
 
 
-void CJS_Context::OnField_Keystroke(int nCommitKey, CFX_WideString& strChange, const CFX_WideString& strChangeEx,
+void CJS_Context::OnField_Keystroke(CFX_WideString& strChange, const CFX_WideString& strChangeEx,
 									FX_BOOL bKeyDown, FX_BOOL bModifier, int &nSelEnd,int &nSelStart,
 									FX_BOOL bShift, CPDF_FormField* pTarget, CFX_WideString& Value,
 									FX_BOOL bWillCommit, FX_BOOL bFieldFull, FX_BOOL& bRc)
 {
-	ASSERT(m_pEventHandler != NULL);
-	m_pEventHandler->OnField_Keystroke(nCommitKey, strChange, strChangeEx, bKeyDown,
-		bModifier, nSelEnd, nSelStart, bShift, pTarget, Value, bWillCommit, bFieldFull, bRc);
+    m_pEventHandler->OnField_Keystroke(
+        strChange, strChangeEx, bKeyDown, bModifier, nSelEnd, nSelStart,
+        bShift, pTarget, Value, bWillCommit, bFieldFull, bRc);
 }
 
 void CJS_Context::OnField_Validate(CFX_WideString& strChange,const CFX_WideString& strChangeEx,
diff --git a/fpdfsdk/src/javascript/JS_EventHandler.cpp b/fpdfsdk/src/javascript/JS_EventHandler.cpp
index fe4f6b2..1fab82f 100644
--- a/fpdfsdk/src/javascript/JS_EventHandler.cpp
+++ b/fpdfsdk/src/javascript/JS_EventHandler.cpp
@@ -188,7 +188,7 @@
 	m_pValue = (CFX_WideString*)&Value;	
 }
 
-void CJS_EventHandler::OnField_Keystroke(int nCommitKey, CFX_WideString &strChange,
+void CJS_EventHandler::OnField_Keystroke(CFX_WideString &strChange,
 										 const CFX_WideString& strChangeEx, FX_BOOL KeyDown,
 										 FX_BOOL bModifier, int& nSelEnd, int& nSelStart,
 										 FX_BOOL bShift, CPDF_FormField* pTarget,
@@ -197,7 +197,7 @@
 {
 	Initial(JET_FIELD_KEYSTROKE);
 	
-	m_nCommitKey = nCommitKey;
+	m_nCommitKey = 0;
 	m_pWideStrChange = &strChange;
 	m_WideStrChangeEx = strChangeEx;
 	m_bKeyDown = KeyDown;
@@ -243,12 +243,13 @@
 	m_pbRc = &bRc;
 }
 
-void CJS_EventHandler::OnField_Format(int nCommitKey, CPDF_FormField* pTarget,
-									  CFX_WideString& Value, FX_BOOL bWillCommit)
+void CJS_EventHandler::OnField_Format(CPDF_FormField* pTarget,
+                                      CFX_WideString& Value,
+                                      FX_BOOL bWillCommit)
 {
 	Initial(JET_FIELD_FORMAT);
 	
-	m_nCommitKey = nCommitKey;	  
+	m_nCommitKey = 0;
 	ASSERT(pTarget != NULL);
 	m_strTargetName = pTarget->GetFullName();
 	m_pValue = &Value;