Move Fullscreen static helpers to an anonymous namespace

third_party/WebKit/Source/core/dom/Fullscreen.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, 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) 2013 Google Inc. All rights reserved.
  *
@@ skipping 34 matching lines @@
 #include "core/layout/LayoutBlockFlow.h"
 #include "core/layout/LayoutFullScreen.h"
 #include "core/layout/api/LayoutFullScreenItem.h"
 #include "core/page/ChromeClient.h"
 #include "platform/UserGestureIndicator.h"
 
 namespace blink {
 
 using namespace HTMLNames;
 
-static bool fullscreenIsAllowedForAllOwners(const Document& document)
+namespace {
+
+bool fullscreenIsAllowedForAllOwners(const Document& document)
 {
     if (!document.frame())
         return false;
 
     for (const Frame* frame = document.frame(); frame->owner(); frame = frame->tree().parent()) {
         if (!frame->owner()->allowFullscreen())
             return false;
     }
     return true;
 }
 
-static bool fullscreenIsSupported(const Document& document)
+bool fullscreenIsSupported(const Document& document)
 {
     // Fullscreen is supported if there is no previously-established user preference,
     // security risk, or platform limitation.
     return !document.settings() || document.settings()->fullscreenSupported();
 }
 
-static bool fullscreenElementReady(const Element& element)
+bool fullscreenElementReady(const Element& element)
 {
     // A fullscreen element ready check for an element |element| returns true if all of the
     // following are true, and false otherwise:
 
     // |element| is in a document.
     if (!element.inShadowIncludingDocument())
         return false;
 
     // |element|'s node document's fullscreen enabled flag is set.
     if (!fullscreenIsAllowedForAllOwners(element.document()))
@@ skipping 15 matching lines @@
     // fullscreen element ready check returns true for |element|'s node document's browsing
     // context's browsing context container, or it has no browsing context container.
     if (const Element* owner = element.document().localOwner()) {
         if (!fullscreenElementReady(*owner))
             return false;
     }
 
     return true;
 }
 
-static bool isPrefixed(const AtomicString& type)
+bool isPrefixed(const AtomicString& type)
 {
     return type == EventTypeNames::webkitfullscreenchange || type == EventTypeNames::webkitfullscreenerror;
 }
 
-static Event* createEvent(const AtomicString& type, EventTarget& target)
+Event* createEvent(const AtomicString& type, EventTarget& target)
 {
     EventInit initializer;
     initializer.setBubbles(isPrefixed(type));
     Event* event = Event::create(type, initializer);
     event->setTarget(&target);
     return event;
 }
 
+} // anonymous namespace
+
 const char* Fullscreen::supplementName()
 {
     return "Fullscreen";
 }
 
 Fullscreen& Fullscreen::from(Document& document)
 {
     Fullscreen* fullscreen = fromIfExists(document);
     if (!fullscreen) {
         fullscreen = new Fullscreen(document);
@@ skipping 491 matching lines @@
 DEFINE_TRACE(Fullscreen)
 {
     visitor->trace(m_fullScreenElement);
     visitor->trace(m_fullScreenElementStack);
     visitor->trace(m_eventQueue);
     Supplement<Document>::trace(visitor);
     ContextLifecycleObserver::trace(visitor);
 }
 
 } // namespace blink