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

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

 /*
  * 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, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies)
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
@@ skipping 150 matching lines @@
 class StyleSheet;
 class StyleSheetList;
 class Text;
 class TextAutosizer;
 class Touch;
 class TouchList;
 class TransformSource;
 class TreeWalker;
 class VisitedLinkState;
 class WebGLRenderingContext;
-
+enum class SelectionBehaviorOnFocus;
 struct AnnotatedRegionValue;
 struct IconURL;
 
 using MouseEventWithHitTestResults = EventWithHitTestResults<PlatformMouseEvent>;
 using ExceptionCode = int;
 
 enum StyleResolverUpdateMode {
     // Discards the StyleResolver and rebuilds it.
     FullStyleUpdate,
     // Attempts to use StyleInvalidationAnalysis to avoid discarding the entire StyleResolver.
@@ skipping 614 matching lines @@
 
     Color themeColor() const;
 
     // Returns the HTMLLinkElement currently in use for the Web Manifest.
     // Returns null if there is no such element.
     HTMLLinkElement* linkManifest() const;
 
     void setUseSecureKeyboardEntryWhenActive(bool);
     bool useSecureKeyboardEntryWhenActive() const;
 
-    void updateFocusAppearanceSoon(bool restorePreviousSelection);
+    void updateFocusAppearanceSoon(SelectionBehaviorOnFocus);
     void cancelFocusAppearanceUpdate();
 
     bool isDNSPrefetchEnabled() const { return m_isDNSPrefetchEnabled; }
     void parseDNSPrefetchControlHeader(const String&);
 
     // FIXME(crbug.com/305497): This should be removed once LocalDOMWindow is an ExecutionContext.
     void postTask(const WebTraceLocation&, PassOwnPtr<ExecutionContextTask>) override; // Executes the task on context's thread asynchronously.
     void postInspectorTask(const WebTraceLocation&, PassOwnPtr<ExecutionContextTask>);
 
     void tasksWereSuspended() final;
@@ skipping 422 matching lines @@
     const OwnPtrWillBeMember<VisitedLinkState> m_visitedLinkState;
 
     bool m_visuallyOrdered;
     ReadyState m_readyState;
     ParsingState m_parsingState;
 
     bool m_gotoAnchorNeededAfterStylesheetsLoad;
     bool m_isDNSPrefetchEnabled;
     bool m_haveExplicitlyDisabledDNSPrefetch;
     bool m_containsValidityStyleRules;
-    bool m_updateFocusAppearanceRestoresSelection;
     bool m_containsPlugins;
+    SelectionBehaviorOnFocus m_updateFocusAppearanceSelectionBahavior;
 
     // http://www.whatwg.org/specs/web-apps/current-work/#ignore-destructive-writes-counter
     unsigned m_ignoreDestructiveWriteCount;
 
     String m_title;
     String m_rawTitle;
     RefPtrWillBeMember<Element> m_titleElement;
 
     PersistentWillBeMember<AXObjectCache> m_axObjectCache;
     OwnPtrWillBeMember<DocumentMarkerController> m_markers;
@@ skipping 174 matching lines @@
 DEFINE_TYPE_CASTS(TreeScope, Document, document, true, true);
 
 } // namespace blink
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 CORE_EXPORT void showLiveDocumentInstances();
 #endif
 
 #endif // Document_h