Move persistent gesture state to Document, add DocumentUserGestureToken

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.
@@ skipping 446 matching lines @@
                                    &Document::updateFocusAppearanceTimerFired),
       m_cssTarget(nullptr),
       m_loadEventProgress(LoadEventNotRun),
       m_startTime(currentTime()),
       m_scriptRunner(ScriptRunner::create(this)),
       m_xmlVersion("1.0"),
       m_xmlStandalone(StandaloneUnspecified),
       m_hasXMLDeclaration(0),
       m_designMode(false),
       m_isRunningExecCommand(false),
+      m_hasReceivedUserGesture(false),
       m_hasAnnotatedRegions(false),
       m_annotatedRegionsDirty(false),
       m_useSecureKeyboardEntryWhenActive(false),
       m_documentClasses(documentClasses),
       m_isViewSource(false),
       m_sawElementsInKnownNamespaces(false),
       m_isSrcdocDocument(false),
       m_isMobileDocument(false),
       m_layoutView(0),
       m_contextDocument(initializer.contextDocument()),
@@ skipping 5921 matching lines @@
 }
 
 void showLiveDocumentInstances() {
   WeakDocumentSet& set = 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().getString().utf8().data());
 }
 #endif