Merge to XFA: Cleanup: Make CPDF_Annot::m_pAnnotDict private.

Remove dead code in CPDF_Annot as well.

R=tsepez@chromium.org
TBR=tsepez@chromium.org

Review URL: https://codereview.chromium.org/1157773012

(cherry picked from commit b7eb193dcec1594952cbc1dca356a40f66724159)

Review URL: https://codereview.chromium.org/1157323005

2 files changed, 99 insertions, 282 deletions

diff --git a/core/include/fpdfdoc/fpdf_doc.h b/core/include/fpdfdoc/fpdf_doc.h
index 801ed2a1a9..307a31cd20 100644
--- a/core/include/fpdfdoc/fpdf_doc.h
+++ b/core/include/fpdfdoc/fpdf_doc.h
@@ -1,7 +1,7 @@
 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
- 
+
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #ifndef CORE_INCLUDE_FPDFDOC_FPDF_DOC_H_
@@ -10,37 +10,37 @@
 #include "../fpdfapi/fpdf_parser.h"
 #include "../fpdfapi/fpdf_render.h"
 
+class CFieldTree;
+class CPDF_AAction;
 class CPDF_Action;
+class CPDF_ActionFields;
 class CPDF_Annot;
 class CPDF_AnnotList;
+class CPDF_ApSettings;
 class CPDF_Bookmark;
 class CPDF_BookmarkTree;
+class CPDF_DefaultAppearance;
 class CPDF_Dest;
+class CPDF_DocJSActions;
+class CPDF_FileSpec;
+class CPDF_FormControl;
+class CPDF_FormField;
+class CPDF_FormNotify;
+class CPDF_IconFit;
+class CPDF_InterForm;
 class CPDF_Link;
 class CPDF_LinkList;
+class CPDF_LWinParam;
 class CPDF_Metadata;
-class CPDF_NameTree;
 class CPDF_NumberTree;
-class CPDF_TextObject;
-class CPDF_ViewerPreferences;
+class CPDF_OCContext;
 class CPDF_Page;
 class CPDF_RenderOptions;
+class CPDF_TextObject;
+class CPDF_ViewerPreferences;
 class CXML_Element;
-class CPDF_OCContext;
-class CPDF_DocJSActions;
-class CPDF_ActionFields;
-class CPDF_AAction;
-class CPDF_FileSpec;
-class CPDF_IconFit;
-class CPDF_DefaultAppearance;
-class CPDF_InterForm;
-class CPDF_FormField;
-class CPDF_FormNotify;
-class CPDF_FormControl;
-class CPDF_LWinParam;
-class CFieldTree;
-class CPDF_ApSettings;
-class CPDF_NameTree 
+
+class CPDF_NameTree
 {
 public:
 
@@ -71,7 +71,7 @@ protected:
 
     CPDF_Dictionary*		m_pRoot;
 };
-class CPDF_BookmarkTree 
+class CPDF_BookmarkTree
 {
 public:
     CPDF_BookmarkTree(CPDF_Document* pDoc) : m_pDocument(pDoc) {}
@@ -87,7 +87,7 @@ protected:
 };
 #define PDFBOOKMARK_ITALIC			1
 #define PDFBOOKMARK_BOLD			2
-class CPDF_Bookmark 
+class CPDF_Bookmark
 {
 public:
 
@@ -119,7 +119,7 @@ public:
 #define PDFZOOM_FITBBOX				6
 #define PDFZOOM_FITBHORZ			7
 #define PDFZOOM_FITBVERT			8
-class CPDF_Dest 
+class CPDF_Dest
 {
 public:
     CPDF_Dest() : m_pObj(nullptr) { }
@@ -183,7 +183,7 @@ protected:
 
     CFX_MapPtrTemplate<const CPDF_Dictionary*, void*>	m_OCGStates;
 };
-class CPDF_LWinParam 
+class CPDF_LWinParam
 {
 public:
 
@@ -222,7 +222,7 @@ public:
 
     CPDF_Dictionary*		m_pDict;
 };
-class CPDF_ActionFields 
+class CPDF_ActionFields
 {
 public:
 
@@ -250,7 +250,7 @@ public:
 #define PDFNAMED_FIRSTPAGE		3
 #define PDFNAMED_LASTPAGE		4
 #define PDFJS_MAXLENGTH			64
-class CPDF_Action 
+class CPDF_Action
 {
 public:
     enum ActionType {
@@ -289,92 +289,50 @@ public:
 
     ActionType			GetType() const;
 
-
-
     CPDF_Dest			GetDest(CPDF_Document* pDoc) const;
 
-
-
-
-
     CFX_WideString		GetFilePath() const;
 
-
-
-
     FX_BOOL				GetNewWindow() const
     {
         return m_pDict->GetBoolean("NewWindow");
     }
 
-
-
-
     CPDF_LWinParam		GetWinParam() const;
 
-
-
-
     CFX_ByteString		GetURI(CPDF_Document* pDoc) const;
 
-
-
-
     FX_BOOL				GetMouseMap() const
     {
         return m_pDict->GetBoolean("IsMap");
     }
 
-
-
-
     CPDF_ActionFields	GetWidgets() const
     {
         return this;
     }
 
-
-
-
     FX_BOOL				GetHideStatus() const
     {
         return m_pDict->GetBoolean("H", TRUE);
     }
 
-
-
-
     CFX_ByteString		GetNamedAction() const
     {
         return m_pDict->GetString("N");
     }
 
-
-
-
     FX_DWORD			GetFlags() const
     {
         return m_pDict->GetInteger("Flags");
     }
 
-
-
-
     CFX_WideString		GetJavaScript() const;
 
-
-
-
     CPDF_Dictionary*	GetAnnot() const;
 
-
-
-
     FX_INT32			GetOperationType() const;
 
-
-
-
     CPDF_Stream*		GetSoundStream() const
     {
         return m_pDict->GetStream("Sound");
@@ -400,9 +358,6 @@ public:
         return m_pDict->GetBoolean("Mix");
     }
 
-
-
-
     FX_DWORD			GetSubActionsCount() const;
 
     CPDF_Action			GetSubAction(FX_DWORD iIndex) const;
@@ -410,7 +365,7 @@ public:
 protected:
     CPDF_Dictionary*	m_pDict;
 };
-class CPDF_AAction 
+class CPDF_AAction
 {
 public:
 
@@ -458,7 +413,7 @@ public:
 
     CPDF_Dictionary*	m_pDict;
 };
-class CPDF_DocJSActions 
+class CPDF_DocJSActions
 {
 public:
     CPDF_DocJSActions(CPDF_Document* pDoc);
@@ -482,7 +437,7 @@ protected:
 
     CPDF_Document*		m_pDocument;
 };
-class CPDF_FileSpec 
+class CPDF_FileSpec
 {
 public:
 
@@ -509,7 +464,7 @@ protected:
 
     CPDF_Object		*m_pObj;
 };
-class CPDF_LinkList 
+class CPDF_LinkList
 {
 public:
 
@@ -540,7 +495,7 @@ protected:
 
     void				LoadPageLinks(CPDF_Page* pPage, CFX_PtrArray* pList);
 };
-class CPDF_Link 
+class CPDF_Link
 {
 public:
     CPDF_Link() : m_pDict(nullptr) { }
@@ -555,73 +510,65 @@ public:
 protected:
     CPDF_Dictionary*	m_pDict;
 };
-#define ANNOTFLAG_INVISIBLE			1
-#define ANNOTFLAG_HIDDEN			2
-#define ANNOTFLAG_PRINT				4
-#define ANNOTFLAG_NOZOOM			8
-#define ANNOTFLAG_NOROTATE			0x10
-#define ANNOTFLAG_NOVIEW			0x20
-#define ANNOTFLAG_READONLY			0x40
-#define ANNOTFLAG_LOCKED			0x80
-#define ANNOTFLAG_TOGGLENOVIEW		0x100
-class CPDF_Annot : public CFX_PrivateData
-{
-public:
-
-    CPDF_Annot(CPDF_Dictionary* pDict);
-
-    ~CPDF_Annot();
-
-    CPDF_Dictionary*	m_pAnnotDict;
 
-    CFX_ByteString		GetSubType() const;
+#define ANNOTFLAG_INVISIBLE     0x0001
+#define ANNOTFLAG_HIDDEN        0x0002
+#define ANNOTFLAG_PRINT         0x0004
+#define ANNOTFLAG_NOZOOM        0x0008
+#define ANNOTFLAG_NOROTATE      0x0010
+#define ANNOTFLAG_NOVIEW        0x0020
+#define ANNOTFLAG_READONLY      0x0040
+#define ANNOTFLAG_LOCKED        0x0080
+#define ANNOTFLAG_TOGGLENOVIEW  0x0100
 
-    FX_DWORD			GetFlags() const
-    {
-        return m_pAnnotDict->GetInteger("F");
-    }
-
-    void				GetRect(CFX_FloatRect& rect) const;
-
-    enum AppearanceMode	{
+class CPDF_Annot : public CFX_PrivateData
+{
+  public:
+    enum AppearanceMode {
         Normal,
         Rollover,
         Down
     };
 
-    FX_BOOL				DrawAppearance(const CPDF_Page* pPage, CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pUser2Device,
-                                       AppearanceMode mode, const CPDF_RenderOptions* pOptions);
-
-    FX_BOOL				DrawInContext(const CPDF_Page* pPage, const CPDF_RenderContext* pContext,
-                                      const CFX_AffineMatrix* pUser2Device, AppearanceMode mode);
-
-    void				ClearCachedAP();
+    CPDF_Annot(CPDF_Dictionary* pDict, CPDF_AnnotList* pList);
+    ~CPDF_Annot();
 
+    CFX_ByteString GetSubType() const;
 
-    void				DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pUser2Device,
-                                   const CPDF_RenderOptions* pOptions);
+    FX_DWORD GetFlags() const;
 
-    CPDF_PageObject*	GetBorder(FX_BOOL bPrint, const CPDF_RenderOptions* pOptions);
+    void GetRect(CFX_FloatRect& rect) const;
 
+    CPDF_Dictionary* GetAnnotDict();
 
+    FX_BOOL DrawAppearance(const CPDF_Page* pPage,
+                           CFX_RenderDevice* pDevice,
+                           const CFX_AffineMatrix* pUser2Device,
+                           AppearanceMode mode,
+                           const CPDF_RenderOptions* pOptions);
 
-    int					CountIRTNotes();
+    FX_BOOL DrawInContext(const CPDF_Page* pPage,
+                          const CPDF_RenderContext* pContext,
+                          const CFX_AffineMatrix* pUser2Device,
+                          AppearanceMode mode);
 
-    CPDF_Annot*			GetIRTNote(int index);
+    void ClearCachedAP();
 
+    void DrawBorder(CFX_RenderDevice* pDevice,
+                    const CFX_AffineMatrix* pUser2Device,
+                    const CPDF_RenderOptions* pOptions);
 
-    CPDF_Form*			GetAPForm(const CPDF_Page* pPage, AppearanceMode mode);
-private:
+    CPDF_Form* GetAPForm(const CPDF_Page* pPage, AppearanceMode mode);
 
-    CFX_MapPtrToPtr		m_APMap;
-protected:
-    friend class		CPDF_AnnotList;
+  private:
+    CPDF_Dictionary* const m_pAnnotDict;
 
-    CPDF_AnnotList*		m_pList;
+    CPDF_AnnotList* const m_pList;
 
-    CPDF_Reference*		NewAnnotRef();
+    CFX_MapPtrToPtr m_APMap;
 };
-class CPDF_AnnotList 
+
+class CPDF_AnnotList
 {
 public:
 
@@ -693,7 +640,7 @@ protected:
 #define COLORTYPE_GRAY			1
 #define COLORTYPE_RGB			2
 #define COLORTYPE_CMYK			3
-class CPDF_DefaultAppearance 
+class CPDF_DefaultAppearance
 {
 public:
 
@@ -1023,7 +970,7 @@ protected:
 #define FORMTEXT_COMB			0x800
 #define FORMCOMBO_EDIT			0x100
 #define FORMLIST_MULTISELECT	0x100
-class CPDF_FormField 
+class CPDF_FormField
 {
 public:
 
@@ -1246,7 +1193,7 @@ protected:
     CPDF_Font*				m_pFont;
 };
 CPDF_Object*	FPDF_GetFieldAttr(CPDF_Dictionary* pFieldDict, const FX_CHAR* name, int nLevel = 0);
-class CPDF_IconFit 
+class CPDF_IconFit
 {
 public:
 
@@ -1298,7 +1245,7 @@ public:
 #define TEXTPOS_RIGHT		4
 #define TEXTPOS_LEFT		5
 #define TEXTPOS_OVERLAID	6
-class CPDF_FormControl 
+class CPDF_FormControl
 {
 public:
 
@@ -1506,7 +1453,7 @@ protected:
     friend class			CPDF_InterForm;
     friend class			CPDF_FormField;
 };
-class CPDF_FormNotify 
+class CPDF_FormNotify
 {
 public:
 
@@ -1558,7 +1505,7 @@ public:
     }
 };
 FX_BOOL		FPDF_GenerateAP(CPDF_Document* pDoc, CPDF_Dictionary* pAnnotDict);
-class CPDF_PageLabel 
+class CPDF_PageLabel
 {
 public:
 
@@ -1622,7 +1569,7 @@ public:
 protected:
     CPDF_Document*	m_pDoc;
 };
-class CPDF_ApSettings 
+class CPDF_ApSettings
 {
 public:
 
diff --git a/core/src/fpdfdoc/doc_annot.cpp b/core/src/fpdfdoc/doc_annot.cpp
index c8151bfa04..908333c0f6 100644
--- a/core/src/fpdfdoc/doc_annot.cpp
+++ b/core/src/fpdfdoc/doc_annot.cpp
@@ -23,7 +23,7 @@ CPDF_AnnotList::CPDF_AnnotList(CPDF_Page* pPage)
     CPDF_Dictionary* pRoot = m_pDocument->GetRoot();
     CPDF_Dictionary* pAcroForm = pRoot->GetDict("AcroForm");
     FX_BOOL bRegenerateAP = pAcroForm && pAcroForm->GetBoolean("NeedAppearances");
-    for (FX_DWORD i = 0; i < pAnnots->GetCount(); i ++) {
+    for (FX_DWORD i = 0; i < pAnnots->GetCount(); ++i) {
         CPDF_Dictionary* pDict = (CPDF_Dictionary*)pAnnots->GetElementValue(i);
         if (pDict == NULL || pDict->GetType() != PDFOBJ_DICTIONARY) {
             continue;
@@ -39,11 +39,7 @@ CPDF_AnnotList::CPDF_AnnotList(CPDF_Page* pPage)
             pAnnots->RemoveAt(i + 1);
             pDict = pAnnots->GetDict(i);
         }
-        CPDF_Annot* pAnnot = FX_NEW CPDF_Annot(pDict);
-        if (pAnnot == NULL) {
-            break;
-        }
-        pAnnot->m_pList = this;
+        CPDF_Annot* pAnnot = new CPDF_Annot(pDict, this);
         m_AnnotList.Add(pAnnot);
         if (bRegenerateAP && pDict->GetConstString(FX_BSTRC("Subtype")) == FX_BSTRC("Widget"))
             if (CPDF_InterForm::UpdatingAPEnabled()) {
@@ -54,7 +50,7 @@ CPDF_AnnotList::CPDF_AnnotList(CPDF_Page* pPage)
 CPDF_AnnotList::~CPDF_AnnotList()
 {
     int i = 0;
-    for (i = 0; i < m_AnnotList.GetSize(); i ++) {
+    for (i = 0; i < m_AnnotList.GetSize(); ++i) {
         delete (CPDF_Annot*)m_AnnotList[i];
     }
     for (i = 0; i < m_Borders.GetSize(); ++i) {
@@ -65,7 +61,7 @@ void CPDF_AnnotList::DisplayPass(const CPDF_Page* pPage, CFX_RenderDevice* pDevi
                                  CPDF_RenderContext* pContext, FX_BOOL bPrinting, CFX_AffineMatrix* pMatrix,
                                  FX_BOOL bWidgetPass, CPDF_RenderOptions* pOptions, FX_RECT* clip_rect)
 {
-    for (int i = 0; i < m_AnnotList.GetSize(); i ++) {
+    for (int i = 0; i < m_AnnotList.GetSize(); ++i) {
         CPDF_Annot* pAnnot = (CPDF_Annot*)m_AnnotList[i];
         FX_BOOL bWidget = pAnnot->GetSubType() == "Widget";
         if ((bWidgetPass && !bWidget) || (!bWidgetPass && bWidget)) {
@@ -83,7 +79,7 @@ void CPDF_AnnotList::DisplayPass(const CPDF_Page* pPage, CFX_RenderDevice* pDevi
         }
         if (pOptions != NULL) {
             IPDF_OCContext* pOCContext = pOptions->m_pOCContext;
-            CPDF_Dictionary* pAnnotDict = pAnnot->m_pAnnotDict;
+            CPDF_Dictionary* pAnnotDict = pAnnot->GetAnnotDict();
             if (pOCContext != NULL && pAnnotDict != NULL &&
                     !pOCContext->CheckOCGVisible(pAnnotDict->GetDict(FX_BSTRC("OC")))) {
                 continue;
@@ -132,28 +128,21 @@ void CPDF_AnnotList::DisplayAnnots(const CPDF_Page* pPage, CFX_RenderDevice* pDe
 }
 int CPDF_AnnotList::GetIndex(CPDF_Annot* pAnnot)
 {
-    for (int i = 0; i < m_AnnotList.GetSize(); i ++)
+    for (int i = 0; i < m_AnnotList.GetSize(); ++i)
         if (m_AnnotList[i] == (FX_LPVOID)pAnnot) {
             return i;
         }
     return -1;
 }
-CPDF_Annot::CPDF_Annot(CPDF_Dictionary* pDict)
+CPDF_Annot::CPDF_Annot(CPDF_Dictionary* pDict, CPDF_AnnotList* pList)
+  : m_pAnnotDict(pDict),
+    m_pList(pList)
 {
-    m_pList = NULL;
-    m_pAnnotDict = pDict;
 }
 CPDF_Annot::~CPDF_Annot()
 {
     ClearCachedAP();
 }
-CPDF_Reference* CPDF_Annot::NewAnnotRef()
-{
-    if (m_pAnnotDict->GetObjNum() == 0) {
-        m_pList->m_pDocument->AddIndirectObject(m_pAnnotDict);
-    }
-    return CPDF_Reference::Create(m_pList->m_pDocument, m_pAnnotDict->GetObjNum());
-}
 void CPDF_Annot::ClearCachedAP()
 {
     FX_POSITION pos = m_APMap.GetStartPosition();
@@ -169,6 +158,7 @@ CFX_ByteString CPDF_Annot::GetSubType() const
 {
     return m_pAnnotDict ? m_pAnnotDict->GetConstString(FX_BSTRC("Subtype")) : CFX_ByteStringC();
 }
+
 void CPDF_Annot::GetRect(CPDF_Rect& rect) const
 {
     if (m_pAnnotDict == NULL) {
@@ -177,6 +167,17 @@ void CPDF_Annot::GetRect(CPDF_Rect& rect) const
     rect = m_pAnnotDict->GetRect("Rect");
     rect.Normalize();
 }
+
+FX_DWORD CPDF_Annot::GetFlags() const
+{
+    return m_pAnnotDict->GetInteger("F");
+}
+
+CPDF_Dictionary* CPDF_Annot::GetAnnotDict()
+{
+    return m_pAnnotDict;
+}
+
 CPDF_Stream* FPDFDOC_GetAnnotAP(CPDF_Dictionary* pAnnotDict, CPDF_Annot::AppearanceMode mode)
 {
     CPDF_Dictionary* pAP = pAnnotDict->GetDict("AP");
@@ -273,102 +274,6 @@ FX_BOOL CPDF_Annot::DrawInContext(const CPDF_Page* pPage, const CPDF_RenderConte
     ((CPDF_RenderContext*)pContext)->AppendObjectList(pForm, &matrix);
     return TRUE;
 }
-CPDF_PageObject* CPDF_Annot::GetBorder(FX_BOOL bPrint, const CPDF_RenderOptions* pOptions)
-{
-    if (GetSubType() == "Popup") {
-        return NULL;
-    }
-    FX_DWORD annot_flags = GetFlags();
-    if (annot_flags & ANNOTFLAG_HIDDEN) {
-        return NULL;
-    }
-    FX_BOOL bPrinting = bPrint || (pOptions && (pOptions->m_Flags & RENDER_PRINTPREVIEW));
-    if (bPrinting && (annot_flags & ANNOTFLAG_PRINT) == 0) {
-        return NULL;
-    }
-    if (!bPrinting && (annot_flags & ANNOTFLAG_NOVIEW)) {
-        return NULL;
-    }
-    CPDF_Dictionary* pBS = m_pAnnotDict->GetDict("BS");
-    char style_char;
-    FX_FLOAT width;
-    CPDF_Array* pDashArray = NULL;
-    if (pBS == NULL) {
-        CPDF_Array* pBorderArray = m_pAnnotDict->GetArray("Border");
-        style_char = 'S';
-        if (pBorderArray) {
-            width = pBorderArray->GetNumber(2);
-            if (pBorderArray->GetCount() == 4) {
-                pDashArray = pBorderArray->GetArray(3);
-                if (pDashArray == NULL) {
-                    return NULL;
-                }
-                style_char = 'D';
-            }
-        } else {
-            width = 1;
-        }
-    } else {
-        CFX_ByteString style = pBS->GetString("S");
-        pDashArray = pBS->GetArray("D");
-        style_char = style[1];
-        width = pBS->GetNumber("W");
-    }
-    if (width <= 0) {
-        return NULL;
-    }
-    CPDF_Array* pColor = m_pAnnotDict->GetArray("C");
-    FX_DWORD argb = 0xff000000;
-    if (pColor != NULL) {
-        int R = (FX_INT32)(pColor->GetNumber(0) * 255);
-        int G = (FX_INT32)(pColor->GetNumber(1) * 255);
-        int B = (FX_INT32)(pColor->GetNumber(2) * 255);
-        argb = ArgbEncode(0xff, R, G, B);
-    }
-    nonstd::unique_ptr<CPDF_PathObject> pPathObject(new CPDF_PathObject());
-    CPDF_GraphStateData *pGraphState = pPathObject->m_GraphState.GetModify();
-    if (!pGraphState) {
-        return NULL;
-    }
-    pGraphState->m_LineWidth = width;
-    CPDF_ColorStateData *pColorData = pPathObject->m_ColorState.GetModify();
-    if (!pColorData) {
-        return NULL;
-    }
-    pColorData->m_StrokeRGB = argb;
-    pPathObject->m_bStroke = TRUE;
-    pPathObject->m_FillType = 0;
-    if (style_char == 'D') {
-        if (pDashArray) {
-            FX_DWORD dash_count = pDashArray->GetCount();
-            if (dash_count % 2) {
-                dash_count ++;
-            }
-            pGraphState->m_DashArray = FX_Alloc(FX_FLOAT, dash_count);
-            pGraphState->m_DashCount = dash_count;
-            FX_DWORD i;
-            for (i = 0; i < pDashArray->GetCount(); i ++) {
-                pGraphState->m_DashArray[i] = pDashArray->GetNumber(i);
-            }
-            if (i < dash_count) {
-                pGraphState->m_DashArray[i] = pGraphState->m_DashArray[i - 1];
-            }
-        } else {
-            pGraphState->m_DashArray = FX_Alloc(FX_FLOAT, 2);
-            pGraphState->m_DashCount = 2;
-            pGraphState->m_DashArray[0] = pGraphState->m_DashArray[1] = 3 * 1.0f;
-        }
-    }
-    CFX_FloatRect rect;
-    GetRect(rect);
-    width /= 2;
-    CPDF_PathData *pPathData = pPathObject->m_Path.GetModify();
-    if (pPathData) {
-        pPathData->AppendRect(rect.left + width, rect.bottom + width, rect.right - width, rect.top - width);
-    }
-    pPathObject->CalcBoundingBox();
-    return pPathObject.release();
-}
 void CPDF_Annot::DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* pUser2Device, const CPDF_RenderOptions* pOptions)
 {
     if (GetSubType() == "Popup") {
@@ -438,12 +343,12 @@ void CPDF_Annot::DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* p
         if (pDashArray) {
             FX_DWORD dash_count = pDashArray->GetCount();
             if (dash_count % 2) {
-                dash_count ++;
+                dash_count++;
             }
             graph_state.m_DashArray = FX_Alloc(FX_FLOAT, dash_count);
             graph_state.m_DashCount = dash_count;
             FX_DWORD i;
-            for (i = 0; i < pDashArray->GetCount(); i ++) {
+            for (i = 0; i < pDashArray->GetCount(); ++i) {
                 graph_state.m_DashArray[i] = pDashArray->GetNumber(i);
             }
             if (i < dash_count) {
@@ -466,38 +371,3 @@ void CPDF_Annot::DrawBorder(CFX_RenderDevice* pDevice, const CFX_AffineMatrix* p
     }
     pDevice->DrawPath(&path, pUser2Device, &graph_state, argb, argb, fill_type);
 }
-int CPDF_Annot::CountIRTNotes()
-{
-    int count = 0;
-    for (int i = 0; i < m_pList->Count(); i ++) {
-        CPDF_Annot* pAnnot = m_pList->GetAt(i);
-        if (pAnnot == NULL) {
-            continue;
-        }
-        CPDF_Dictionary* pIRT = pAnnot->m_pAnnotDict->GetDict("IRT");
-        if (pIRT != m_pAnnotDict) {
-            continue;
-        }
-        count ++;
-    }
-    return count;
-}
-CPDF_Annot* CPDF_Annot::GetIRTNote(int index)
-{
-    int count = 0;
-    for (int i = 0; i < m_pList->Count(); i ++) {
-        CPDF_Annot* pAnnot = m_pList->GetAt(i);
-        if (pAnnot == NULL) {
-            continue;
-        }
-        CPDF_Dictionary* pIRT = pAnnot->m_pAnnotDict->GetDict("IRT");
-        if (pIRT != m_pAnnotDict) {
-            continue;
-        }
-        if (count == index) {
-            return pAnnot;
-        }
-        count ++;
-    }
-    return NULL;
-}