Merge to XFA: Replace some CFX_MapPtrTemplates with std::map.

There are more CFX_MapPtrTemplate usage on the XFA branch, so it is
not removed.

R=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1181593003.

(cherry picked from commit e8d3691c82d1be805ffdce3329d00313af7ce0ab)

Review URL: https://codereview.chromium.org/1198663004.

1 files changed, 36 insertions, 64 deletions

diff --git a/fpdfsdk/src/fsdk_mgr.cpp b/fpdfsdk/src/fsdk_mgr.cpp
index 0f71e6eaa0..1169d79a22 100644
--- a/fpdfsdk/src/fsdk_mgr.cpp
+++ b/fpdfsdk/src/fsdk_mgr.cpp
@@ -315,15 +315,9 @@ CPDFSDK_Document::CPDFSDK_Document(CPDFXFA_Document* pDoc,CPDFDoc_Environment* p
 
 CPDFSDK_Document::~CPDFSDK_Document()
 {
-    FX_POSITION pos = m_pageMap.GetStartPosition();
-    while(pos)
-    {
-        CPDFXFA_Page* pPage = NULL;
-        CPDFSDK_PageView* pPageView = NULL;
-        m_pageMap.GetNextAssoc(pos, pPage, pPageView);
-        delete pPageView;
-    }
-    m_pageMap.RemoveAll();
+    for (auto& it : m_pageMap)
+        delete it.second;
+    m_pageMap.clear();
 
     delete m_pInterForm;
     m_pInterForm = nullptr;
@@ -332,36 +326,20 @@ CPDFSDK_Document::~CPDFSDK_Document()
     m_pOccontent = nullptr;
 }
 
-void CPDFSDK_Document::InitPageView()
-{
-	int nCount = m_pDoc->GetPageCount();
-	for(int i=0; i<nCount; i++)
-	{
-	// To do
-//		CPDF_Dictionary* pDic = m_pDoc->GetPage(i);
-//		m_pageMap.SetAt(pDic, pPageView);
-	}
-}
-
-void CPDFSDK_Document::AddPageView(CPDFXFA_Page* pPDFXFAPage, CPDFSDK_PageView* pPageView)
-{
-	m_pageMap.SetAt(pPDFXFAPage, pPageView);
-}
-
 CPDFSDK_PageView* CPDFSDK_Document::GetPageView(CPDFXFA_Page* pPDFXFAPage, FX_BOOL ReNew)
 {
-	CPDFSDK_PageView* pPageView = (CPDFSDK_PageView*)m_pageMap.GetValueAt(pPDFXFAPage);
-	if(pPageView != NULL)
-		return pPageView;
-	if(ReNew)
-	{
-		pPageView = new CPDFSDK_PageView(this,pPDFXFAPage);
-		m_pageMap.SetAt(pPDFXFAPage, pPageView);
-		//Delay to load all the annotations, to avoid endless loop.
-		pPageView->LoadFXAnnots();
-	}
-	return pPageView;
+    auto it = m_pageMap.find(pPDFXFAPage);
+    if (it != m_pageMap.end())
+        return it->second;
 
+    if (!ReNew)
+        return nullptr;
+
+    CPDFSDK_PageView* pPageView = new CPDFSDK_PageView(this, pPDFXFAPage);
+    m_pageMap[pPDFXFAPage] = pPageView;
+    // Delay to load all the annotations, to avoid endless loop.
+    pPageView->LoadFXAnnots();
+    return pPageView;
 }
 
 CPDFSDK_PageView* CPDFSDK_Document::GetCurrentView()
@@ -372,16 +350,13 @@ CPDFSDK_PageView* CPDFSDK_Document::GetCurrentView()
 
 CPDFSDK_PageView* CPDFSDK_Document::GetPageView(int nIndex)
 {
-	CPDFSDK_PageView * pTempPageView = NULL;
-	CPDFXFA_Page * pTempPage = (CPDFXFA_Page*)m_pEnv->FFI_GetPage(m_pDoc,nIndex);
-	if(!pTempPage)
-		return NULL;
-
-	m_pageMap.Lookup(pTempPage, pTempPageView);
+    CPDFXFA_Page* pTempPage =
+        (CPDFXFA_Page*)m_pEnv->FFI_GetPage(m_pDoc, nIndex);
+    if (!pTempPage)
+        return nullptr;
 
-	ASSERT(pTempPageView != NULL);
-
-	return pTempPageView;
+    auto it = m_pageMap.find(pTempPage);
+    return it->second;
 }
 
 void CPDFSDK_Document:: ProcJavascriptFun()
@@ -439,12 +414,16 @@ CPDF_OCContext*	CPDFSDK_Document::GetOCContext()
 
 void CPDFSDK_Document::ReMovePageView(CPDFXFA_Page* pPDFXFAPage)
 {
-	CPDFSDK_PageView* pPageView = (CPDFSDK_PageView*)m_pageMap.GetValueAt(pPDFXFAPage);
-	if(pPageView && !pPageView->IsLocked())
-	{
-		delete pPageView;
-		m_pageMap.RemoveKey(pPDFXFAPage);
-	}
+    auto it = m_pageMap.find(pPDFXFAPage);
+    if (it == m_pageMap.end())
+        return;
+
+    CPDFSDK_PageView* pPageView = it->second;
+    if (pPageView->IsLocked())
+        return;
+
+    delete pPageView;
+    m_pageMap.erase(it);
 }
 
 CPDFXFA_Page * CPDFSDK_Document::GetPage(int nIndex)
@@ -464,19 +443,12 @@ CPDFSDK_InterForm* CPDFSDK_Document::GetInterForm()
 
 void CPDFSDK_Document::UpdateAllViews(CPDFSDK_PageView* pSender, CPDFSDK_Annot* pAnnot)
 {
-
-	FX_POSITION pos = m_pageMap.GetStartPosition();
-	CPDFXFA_Page * pPage = NULL;
-	CPDFSDK_PageView * pPageView = NULL;
-	while(pos)
-	{
-		m_pageMap.GetNextAssoc(pos, pPage, pPageView);
-
-		if(pPageView != pSender)
-		{
-			pPageView->UpdateView(pAnnot);
-		}
-	}
+    for (const auto& it : m_pageMap) {
+        CPDFSDK_PageView* pPageView = it.second;
+        if (pPageView != pSender) {
+            pPageView->UpdateView(pAnnot);
+        }
+    }
 }
 
 CPDFSDK_Annot* CPDFSDK_Document::GetFocusAnnot()