Cleanup: Do not check pointers before deleting them.

fpdfsdk/src/fxedit/fxet_edit.cpp

 // 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
 
 #include "../../include/fxedit/fxet_stub.h"
 #include "../../include/fxedit/fxet_edit.h"
 
 #define FX_EDIT_UNDO_MAXITEM                            10000
@@ skipping 953 matching lines @@
         m_bEnableUndo(TRUE),
         m_bNotify(TRUE),
         m_bOprNotify(FALSE),
         m_pGroupUndoItem(NULL)
 {
         ASSERT(pVT != NULL);
 }
 
 CFX_Edit::~CFX_Edit()
 {
-        if (m_pVTProvide)
-        {
-                delete m_pVTProvide;
-                m_pVTProvide = NULL;
-        }
-
-        if (m_pIterator)
-        {
-                delete m_pIterator;
-                m_pIterator = NULL;
-        }
-
-        ASSERT(m_pGroupUndoItem == NULL);
+    delete m_pVTProvide;
+    m_pVTProvide = NULL;
+    delete m_pIterator;
+    m_pIterator = NULL;
+    ASSERT(m_pGroupUndoItem == NULL);
 }
 
 // public methods
 
 void CFX_Edit::Initialize()
 {
         m_pVT->Initialize();
         SetCaret(m_pVT->GetBeginWordPlace());
         SetCaretOrigin();
 }
 
 void CFX_Edit::SetFontMap(IFX_Edit_FontMap * pFontMap)
 {
-        if (m_pVTProvide)
-                delete m_pVTProvide;
-
-        m_pVT->SetProvider(m_pVTProvide = new CFX_Edit_Provider(pFontMap));
+    delete m_pVTProvide;
+    m_pVT->SetProvider(m_pVTProvide = new CFX_Edit_Provider(pFontMap));
 }
 
 void CFX_Edit::SetVTProvider(IPDF_VariableText_Provider* pProvider)
 {
         m_pVT->SetProvider(pProvider);
 }
 
 void CFX_Edit::SetNotify(IFX_Edit_Notify* pNotify)
 {
         m_pNotify = pNotify;
@@ skipping 2569 matching lines @@
         }
 }
 
 void CFX_Edit::AddUndoItem(IFX_Edit_UndoItem* pUndoItem)
 {
         m_Undo.AddItem(pUndoItem);
         if (m_bOprNotify && m_pOprNotify)
                 m_pOprNotify->OnAddUndo(pUndoItem);
 }