Introduce a struct to store arguments of Element::focus().

third_party/WebKit/Source/core/dom/Document.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  *           (C) 2006 Alexey Proskuryakov (ap@webkit.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2011, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2008, 2009, 2011, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) Research In Motion Limited 2010-2011. All rights reserved.
@@ skipping 386 matching lines @@
     , m_domTreeVersion(++s_globalTreeVersion)
     , m_styleVersion(0)
     , m_listenerTypes(0)
     , m_mutationObserverTypes(0)
     , m_visitedLinkState(VisitedLinkState::create(*this))
     , m_visuallyOrdered(false)
     , m_readyState(Complete)
     , m_parsingState(FinishedParsing)
     , m_gotoAnchorNeededAfterStylesheetsLoad(false)
     , m_containsValidityStyleRules(false)
-    , m_updateFocusAppearanceRestoresSelection(false)
     , m_containsPlugins(false)
+    , m_updateFocusAppearanceSelectionBahavior(SelectionBehaviorOnFocus::Reset)
     , m_ignoreDestructiveWriteCount(0)
     , m_markers(adoptPtrWillBeNoop(new DocumentMarkerController))
     , m_updateFocusAppearanceTimer(this, &Document::updateFocusAppearanceTimerFired)
     , m_cssTarget(nullptr)
     , m_startTime(currentTime())
     , m_scriptRunner(ScriptRunner::create(this))
     , m_xmlVersion("1.0")
     , m_xmlStandalone(StandaloneUnspecified)
     , m_hasXMLDeclaration(0)
     , m_designMode(false)
@@ skipping 4476 matching lines @@
         return;
     m_frame->updateFrameSecurityOrigin();
     m_frame->script().updateSecurityOrigin(securityOrigin());
 }
 
 bool Document::isContextThread() const
 {
     return isMainThread();
 }
 
-void Document::updateFocusAppearanceSoon(bool restorePreviousSelection)
+void Document::updateFocusAppearanceSoon(SelectionBehaviorOnFocus selectionbehavioronfocus)
 {
-    m_updateFocusAppearanceRestoresSelection = restorePreviousSelection;
+    m_updateFocusAppearanceSelectionBahavior = selectionbehavioronfocus;
     if (!m_updateFocusAppearanceTimer.isActive())
         m_updateFocusAppearanceTimer.startOneShot(0, BLINK_FROM_HERE);
 }
 
 void Document::cancelFocusAppearanceUpdate()
 {
     m_updateFocusAppearanceTimer.stop();
 }
 
 void Document::updateFocusAppearanceTimerFired(Timer<Document>*)
 {
     Element* element = focusedElement();
     if (!element)
         return;
     updateLayout();
     if (element->isFocusable())
-        element->updateFocusAppearance(m_updateFocusAppearanceRestoresSelection);
+        element->updateFocusAppearance(m_updateFocusAppearanceSelectionBahavior);
 }
 
 void Document::attachRange(Range* range)
 {
     ASSERT(!m_ranges.contains(range));
     m_ranges.add(range);
 }
 
 void Document::detachRange(Range* range)
 {
@@ skipping 893 matching lines @@
 #ifndef NDEBUG
 using namespace blink;
 void showLiveDocumentInstances()
 {
     Document::WeakDocumentSet& set = Document::liveDocumentSet();
     fprintf(stderr, "There are %u documents currently alive:\n", set.size());
     for (Document* document : set)
         fprintf(stderr, "- Document %p URL: %s\n", document, document->url().string().utf8().data());
 }
 #endif