Measure usage of image/media/plugin/text documents

third_party/WebKit/Source/core/html/HTMLViewSourceDocument.cpp

 /*
  * Copyright (C) 2006, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
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 #include "core/html/HTMLViewSourceDocument.h"
 
 #include "core/dom/Text.h"
+#include "core/frame/UseCounter.h"
 #include "core/html/HTMLAnchorElement.h"
 #include "core/html/HTMLBRElement.h"
 #include "core/html/HTMLBaseElement.h"
 #include "core/html/HTMLBodyElement.h"
 #include "core/html/HTMLDivElement.h"
 #include "core/html/HTMLHeadElement.h"
 #include "core/html/HTMLHtmlElement.h"
 #include "core/html/HTMLSpanElement.h"
 #include "core/html/HTMLTableCellElement.h"
 #include "core/html/HTMLTableElement.h"
@@ skipping 13 matching lines @@
 
 HTMLViewSourceDocument::HTMLViewSourceDocument(const DocumentInit& initializer, const String& mimeType)
     : HTMLDocument(initializer)
     , m_type(mimeType)
 {
     setIsViewSource(true);
 
     // FIXME: Why do view-source pages need to load in quirks mode?
     setCompatibilityMode(QuirksMode);
     lockCompatibilityMode();
+    UseCounter::count(*this, UseCounter::ViewSourceDocument);
 }
 
 DocumentParser* HTMLViewSourceDocument::createParser()
 {
     return HTMLViewSourceParser::create(*this, m_type);
 }
 
 void HTMLViewSourceDocument::createContainingTable()
 {
     HTMLHtmlElement* html = HTMLHtmlElement::create(*this);
@@ skipping 239 matching lines @@
 
 DEFINE_TRACE(HTMLViewSourceDocument)
 {
     visitor->trace(m_current);
     visitor->trace(m_tbody);
     visitor->trace(m_td);
     HTMLDocument::trace(visitor);
 }
 
 } // namespace blink