Rename FeatureObserver to UseCounter to make clear that all it stores are usage counts.

Source/WebCore/rendering/RenderDeprecatedFlexibleBox.cpp

 /*
  * This file is part of the render object implementation for KHTML.
  *
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  * Copyright (C) 2003 Apple Computer, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  *
  */
 
 #include "config.h"
 #include "RenderDeprecatedFlexibleBox.h"
 
-#include "FeatureObserver.h"
+#include "UseCounter.h"
 #include "Font.h"
 #include "LayoutRepainter.h"
 #include "RenderLayer.h"
 #include "RenderView.h"
 #include <wtf/StdLibExtras.h>
 #include <wtf/unicode/CharacterNames.h>
 
 using namespace std;
 
 namespace WebCore {
@@ skipping 82 matching lines @@
 };
 
 RenderDeprecatedFlexibleBox::RenderDeprecatedFlexibleBox(Element* element)
     : RenderBlock(element)
 {
     setChildrenInline(false); // All of our children must be block-level
     m_stretchingChildren = false;
     if (!isAnonymous()) {
         const KURL& url = document()->url();
         if (url.protocolIs("chrome"))
-            FeatureObserver::observe(document(), FeatureObserver::DeprecatedFlexboxChrome);
+            UseCounter::observe(document(), UseCounter::DeprecatedFlexboxChrome);
         else if (url.protocolIs("chrome-extension"))
-            FeatureObserver::observe(document(), FeatureObserver::DeprecatedFlexboxChromeExtension);
+            UseCounter::observe(document(), UseCounter::DeprecatedFlexboxChromeExtension);
         else
-            FeatureObserver::observe(document(), FeatureObserver::DeprecatedFlexboxWebContent);
+            UseCounter::observe(document(), UseCounter::DeprecatedFlexboxWebContent);
     }
 }
 
 RenderDeprecatedFlexibleBox::~RenderDeprecatedFlexibleBox()
 {
 }
 
 RenderDeprecatedFlexibleBox* RenderDeprecatedFlexibleBox::createAnonymous(Document* document)
 {
     RenderDeprecatedFlexibleBox* renderer = new (document->renderArena()) RenderDeprecatedFlexibleBox(0);
@@ skipping 953 matching lines @@
     if (isPseudoElement())
         return "RenderDeprecatedFlexibleBox (generated)";
     if (isAnonymous())
         return "RenderDeprecatedFlexibleBox (generated)";
     if (isRelPositioned())
         return "RenderDeprecatedFlexibleBox (relative positioned)";
     return "RenderDeprecatedFlexibleBox";
 }
 
 } // namespace WebCore