Count visible password fields on a page

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)
@@ skipping 1292 matching lines @@
 
   void maybeRecordLoadReason(WouldLoadReason);
   WouldLoadReason wouldLoadReason() { return m_wouldLoadReason; }
 
   PropertyRegistry* propertyRegistry();
 
   // Indicates whether the user has interacted with this particular Document.
   void setHasReceivedUserGesture() { m_hasReceivedUserGesture = true; }
   bool hasReceivedUserGesture() const { return m_hasReceivedUserGesture; }
 
+  // Document maintains a counter of visible non-secure password
+  // fields in the page. Used to notify the embedder when all visible
+  // non-secure passwords fields are no longer visible.
+  void incrementPasswordCount();
+  void decrementPasswordCount();
+  unsigned passwordCount() const;
+
  protected:
   Document(const DocumentInit&, DocumentClassFlags = DefaultDocumentClass);
 
   void didUpdateSecurityOrigin() final;
 
   void clearXMLVersion() { m_xmlVersion = String(); }
 
   virtual Document* cloneDocumentWithoutChildren();
 
   bool importContainerNodeChildren(ContainerNode* oldContainerNode,
@@ skipping 335 matching lines @@
 
   int m_nodeCount;
 
   bool m_mayContainV0Shadow = false;
 
   Member<SnapCoordinator> m_snapCoordinator;
 
   WouldLoadReason m_wouldLoadReason;
 
   Member<PropertyRegistry> m_propertyRegistry;
+
+  unsigned m_passwordCount;
 };
 
 extern template class CORE_EXTERN_TEMPLATE_EXPORT Supplement<Document>;
 
 inline bool Document::shouldOverrideLegacyDescription(
     ViewportDescription::Type origin) const {
   // The different (legacy) meta tags have different priorities based on the
   // type regardless of which order they appear in the DOM. The priority is
   // given by the ViewportDescription::Type enum.
   return origin >= m_legacyViewportDescription.type;
@@ skipping 34 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