Re-land else-after-returns

core/src/fpdfdoc/doc_formcontrol.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/fpdfdoc/fpdf_doc.h"
 CPDF_FormControl::CPDF_FormControl(CPDF_FormField* pField, CPDF_Dictionary* pWidgetDict)
 {
     m_pField = pField;
@@ skipping 244 matching lines @@
         return CPDF_Action(m_pWidgetDict->GetDict("A"));
     }
     CPDF_Object* pObj = FPDF_GetFieldAttr(m_pField->m_pDict, "A");
     if (!pObj) {
         return CPDF_Action();
     }
     return CPDF_Action(pObj->GetDict());
 }
 CPDF_AAction CPDF_FormControl::GetAdditionalAction()
 {
-    if (m_pWidgetDict == NULL) {
-        return NULL;
+    if (!m_pWidgetDict) {
+        return nullptr;
     }
     if (m_pWidgetDict->KeyExist("AA")) {
         return m_pWidgetDict->GetDict("AA");
-    } else {
-        return m_pField->GetAdditionalAction();
     }
+    return m_pField->GetAdditionalAction();
 }
 CPDF_DefaultAppearance CPDF_FormControl::GetDefaultAppearance()
 {
-    if (m_pWidgetDict == NULL) {
+    if (!m_pWidgetDict) {
         return CFX_ByteString();
     }
     if (m_pWidgetDict->KeyExist("DA")) {
         return m_pWidgetDict->GetString("DA");
-    } else {
-        CPDF_Object* pObj = FPDF_GetFieldAttr(m_pField->m_pDict, "DA");
-        if (pObj == NULL) {
-            return m_pField->m_pForm->GetDefaultAppearance();
-        }
-        return pObj->GetString();
     }
+    CPDF_Object* pObj = FPDF_GetFieldAttr(m_pField->m_pDict, "DA");
+    if (!pObj) {
+        return m_pField->m_pForm->GetDefaultAppearance();
+    }
+    return pObj->GetString();
 }
 
 CPDF_Font* CPDF_FormControl::GetDefaultControlFont()
 {
     CPDF_DefaultAppearance cDA = GetDefaultAppearance();
     CFX_ByteString csFontNameTag;
     FX_FLOAT fFontSize;
     cDA.GetFont(csFontNameTag, fFontSize);
     if (csFontNameTag.IsEmpty())
         return nullptr;
@@ skipping 28 matching lines @@
                     return pFont;
                 }
             }
         }
     }
     return nullptr;
 }
 
 int CPDF_FormControl::GetControlAlignment()
 {
-    if (m_pWidgetDict == NULL) {
+    if (!m_pWidgetDict) {
         return 0;
     }
     if (m_pWidgetDict->KeyExist("Q")) {
         return m_pWidgetDict->GetInteger("Q", 0);
-    } else {
-        CPDF_Object* pObj = FPDF_GetFieldAttr(m_pField->m_pDict, "Q");
-        if (pObj == NULL) {
-            return m_pField->m_pForm->GetFormAlignment();
-        }
-        return pObj->GetInteger();
     }
+    CPDF_Object* pObj = FPDF_GetFieldAttr(m_pField->m_pDict, "Q");
+    if (pObj == NULL) {
+        return m_pField->m_pForm->GetFormAlignment();
+    }
+    return pObj->GetInteger();
 }
 FX_BOOL CPDF_ApSettings::HasMKEntry(const CFX_ByteStringC& csEntry)
 {
     if (m_pDict == NULL) {
         return FALSE;
     }
     return m_pDict->KeyExist(csEntry);
 }
 int CPDF_ApSettings::GetRotation()
 {
@@ skipping 100 matching lines @@
     }
     return m_pDict->GetDict(FX_BSTRC("IF"));
 }
 int CPDF_ApSettings::GetTextPosition()
 {
     if (m_pDict == NULL) {
         return TEXTPOS_CAPTION;
     }
     return m_pDict->GetInteger(FX_BSTRC("TP"), TEXTPOS_CAPTION);
 }