Remove unused parameter in CXFA_LayoutPageMgr::ProcessOverflow().

Change-Id: I5d59c600ff4cd639707cc871fe31fae7490553ab
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/49471
Commit-Queue: Lei Zhang <thestig@chromium.org>
Reviewed-by: Tom Sepez <tsepez@chromium.org>

xfa/fxfa/layout/cxfa_itemlayoutprocessor.cpp

diff --git a/xfa/fxfa/layout/cxfa_itemlayoutprocessor.cpp b/xfa/fxfa/layout/cxfa_itemlayoutprocessor.cpp
index cf49fff..2d37da0 100644
--- a/xfa/fxfa/layout/cxfa_itemlayoutprocessor.cpp
+++ b/xfa/fxfa/layout/cxfa_itemlayoutprocessor.cpp
@@ -2462,7 +2462,7 @@
       bUseInherited = true;
     }
     if (m_pPageMgr->ProcessOverflow(pFormNode, pOverflowLeaderNode,
-                                    pOverflowTrailerNode, false, false)) {
+                                    pOverflowTrailerNode, false)) {
       if (pProcessor->JudgeLeaderOrTrailerForOccur(pOverflowTrailerNode)) {
         if (pOverflowTrailerNode) {
           auto pOverflowLeaderProcessor =
@@ -2586,7 +2586,7 @@
     if (m_pPageMgr && !pProcessor->m_bUseInheriated &&
         eRetValue != Result::kPageFullBreak) {
       m_pPageMgr->ProcessOverflow(pFormNode, pTempLeaderNode, pTempTrailerNode,
-                                  false, true);
+                                  true);
     }
     if (pTrailerLayoutItem && bIsAddTrailerHeight) {
       pProcessor->AddTrailerBeforeSplit(fSplitPos, pTrailerLayoutItem,
@@ -2636,7 +2636,7 @@
           pFormNode = pLayoutContext->m_pOverflowProcessor->GetFormNode();
 
         m_pPageMgr->ProcessOverflow(pFormNode, pTempLeaderNode,
-                                    pTempTrailerNode, false, true);
+                                    pTempTrailerNode, true);
       }
       if (bUseInherited) {
         pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode,
@@ -2665,7 +2665,7 @@
       eLayout == XFA_AttributeValue::Tb) {
     if (m_pPageMgr) {
       m_pPageMgr->ProcessOverflow(pFormNode, pOverflowLeaderNode,
-                                  pOverflowTrailerNode, false, true);
+                                  pOverflowTrailerNode, true);
     }
     if (pTrailerLayoutItem)
       pProcessor->AddTrailerBeforeSplit(fSplitPos, pTrailerLayoutItem, false);
@@ -2682,7 +2682,7 @@
     pFormNode = pLayoutContext->m_pOverflowProcessor->GetFormNode();
   if (m_pPageMgr) {
     m_pPageMgr->ProcessOverflow(pFormNode, pOverflowLeaderNode,
-                                pOverflowTrailerNode, false, true);
+                                pOverflowTrailerNode, true);
   }
   if (bUseInherited) {
     pProcessor->ProcessUnUseOverFlow(pOverflowLeaderNode, pOverflowTrailerNode,

xfa/fxfa/layout/cxfa_layoutpagemgr.cpp

diff --git a/xfa/fxfa/layout/cxfa_layoutpagemgr.cpp b/xfa/fxfa/layout/cxfa_layoutpagemgr.cpp
index de4d152..e651257 100644
--- a/xfa/fxfa/layout/cxfa_layoutpagemgr.cpp
+++ b/xfa/fxfa/layout/cxfa_layoutpagemgr.cpp
@@ -996,18 +996,14 @@
 bool CXFA_LayoutPageMgr::ProcessOverflow(CXFA_Node* pFormNode,
                                          CXFA_Node*& pLeaderNode,
                                          CXFA_Node*& pTrailerNode,
-                                         bool bDataMerge,
                                          bool bCreatePage) {
   if (!pFormNode)
     return false;
 
   CXFA_Node* pLeaderTemplate = nullptr;
   CXFA_Node* pTrailerTemplate = nullptr;
-  bool bIsOverflowNode = false;
-  if (pFormNode->GetElementType() == XFA_Element::Overflow ||
-      pFormNode->GetElementType() == XFA_Element::Break) {
-    bIsOverflowNode = true;
-  }
+  bool bIsOverflowNode = pFormNode->GetElementType() == XFA_Element::Overflow ||
+                         pFormNode->GetElementType() == XFA_Element::Break;
   for (CXFA_Node* pCurNode = bIsOverflowNode ? pFormNode
                                              : pFormNode->GetFirstChild();
        pCurNode; pCurNode = pCurNode->GetNextSibling()) {

xfa/fxfa/layout/cxfa_layoutpagemgr.h

diff --git a/xfa/fxfa/layout/cxfa_layoutpagemgr.h b/xfa/fxfa/layout/cxfa_layoutpagemgr.h
index 8d3471b..0180181 100644
--- a/xfa/fxfa/layout/cxfa_layoutpagemgr.h
+++ b/xfa/fxfa/layout/cxfa_layoutpagemgr.h
@@ -45,7 +45,6 @@
   bool ProcessOverflow(CXFA_Node* pFormNode,
                        CXFA_Node*& pLeaderNode,
                        CXFA_Node*& pTrailerNode,
-                       bool bDataMerge,
                        bool bCreatePage);
   CXFA_Node* QueryOverflow(CXFA_Node* pFormNode);
   CXFA_Node* ProcessBookendLeader(const CXFA_Node* pBookendNode);