Use C++11 features in core/html

Source/core/html/forms/RadioButtonGroupScope.cpp

 /*
  * Copyright (C) 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 30 matching lines @@
     bool contains(HTMLInputElement*) const;
 
     void trace(Visitor*);
 
 private:
     RadioButtonGroup();
     void setNeedsValidityCheckForAllButtons();
     bool isValid() const;
     void setCheckedButton(HTMLInputElement*);
 
-    WillBeHeapHashSet<RawPtrWillBeMember<HTMLInputElement> > m_members;
+    WillBeHeapHashSet<RawPtrWillBeMember<HTMLInputElement>> m_members;
     RawPtrWillBeMember<HTMLInputElement> m_checkedButton;
     size_t m_requiredCount;
 };
 
 RadioButtonGroup::RadioButtonGroup()
     : m_checkedButton(nullptr)
     , m_requiredCount(0)
 {
 }
 
@@ skipping 44 matching lines @@
     ASSERT(m_members.contains(button));
     bool wasValid = isValid();
     if (button->checked()) {
         setCheckedButton(button);
     } else {
         if (m_checkedButton == button)
             m_checkedButton = nullptr;
     }
     if (wasValid != isValid())
         setNeedsValidityCheckForAllButtons();
-    typedef WillBeHeapHashSet<RawPtrWillBeMember<HTMLInputElement> >::const_iterator Iterator;
-    Iterator end = m_members.end();
-    for (Iterator it = m_members.begin(); it != end; ++it) {
-        (*it)->pseudoStateChanged(CSSSelector::PseudoIndeterminate);
+    for (HTMLInputElement* const inputElement : m_members) {
+        inputElement->pseudoStateChanged(CSSSelector::PseudoIndeterminate);
     }
 }
 
 void RadioButtonGroup::requiredAttributeChanged(HTMLInputElement* button)
 {
     ASSERT(button->type() == InputTypeNames::radio);
     ASSERT(m_members.contains(button));
     bool wasValid = isValid();
     if (button->isRequired()) {
         ++m_requiredCount;
     } else {
         ASSERT(m_requiredCount);
         --m_requiredCount;
     }
     if (wasValid != isValid())
         setNeedsValidityCheckForAllButtons();
 }
 
 void RadioButtonGroup::remove(HTMLInputElement* button)
 {
     ASSERT(button->type() == InputTypeNames::radio);
-    WillBeHeapHashSet<RawPtrWillBeMember<HTMLInputElement> >::iterator it = m_members.find(button);
+    WillBeHeapHashSet<RawPtrWillBeMember<HTMLInputElement>>::iterator it = m_members.find(button);
     if (it == m_members.end())
         return;
     bool wasValid = isValid();
     m_members.remove(it);
     if (button->isRequired()) {
         ASSERT(m_requiredCount);
         --m_requiredCount;
     }
     if (m_checkedButton == button)
         m_checkedButton = nullptr;
 
     if (m_members.isEmpty()) {
         ASSERT(!m_requiredCount);
         ASSERT(!m_checkedButton);
     } else if (wasValid != isValid()) {
         setNeedsValidityCheckForAllButtons();
     }
     if (!wasValid) {
         // A radio button not in a group is always valid. We need to make it
         // valid only if the group was invalid.
         button->setNeedsValidityCheck();
     }
 }
 
 void RadioButtonGroup::setNeedsValidityCheckForAllButtons()
 {
-    typedef WillBeHeapHashSet<RawPtrWillBeMember<HTMLInputElement> >::const_iterator Iterator;
-    Iterator end = m_members.end();
-    for (Iterator it = m_members.begin(); it != end; ++it) {
-        HTMLInputElement* button = *it;
+    for (HTMLInputElement* const button : m_members) {
         ASSERT(button->type() == InputTypeNames::radio);
         button->setNeedsValidityCheck();
     }
 }
 
 bool RadioButtonGroup::contains(HTMLInputElement* button) const
 {
     return m_members.contains(button);
 }
 
@@ skipping 55 matching lines @@
     if (!m_nameToGroupMap)
         return;
     RadioButtonGroup* group = m_nameToGroupMap->get(element->name());
     ASSERT(group);
     group->requiredAttributeChanged(element);
 }
 
 HTMLInputElement* RadioButtonGroupScope::checkedButtonForGroup(const AtomicString& name) const
 {
     if (!m_nameToGroupMap)
-        return 0;
+        return nullptr;
     RadioButtonGroup* group = m_nameToGroupMap->get(name);
-    return group ? group->checkedButton() : 0;
+    return group ? group->checkedButton() : nullptr;
 }
 
 bool RadioButtonGroupScope::isInRequiredGroup(HTMLInputElement* element) const
 {
     ASSERT(element->type() == InputTypeNames::radio);
     if (element->name().isEmpty())
         return false;
     if (!m_nameToGroupMap)
         return false;
     RadioButtonGroup* group = m_nameToGroupMap->get(element->name());
@@ skipping 21 matching lines @@
 }
 
 void RadioButtonGroupScope::trace(Visitor* visitor)
 {
 #if ENABLE(OILPAN)
     visitor->trace(m_nameToGroupMap);
 #endif
 }
 
 } // namespace