[CSS] -webkit-var must be case sensitive according to specs

Source/core/rendering/RenderView.cpp

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
  *
  * 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 "core/rendering/RenderView.h"
 
 #include "core/dom/Document.h"
 #include "core/dom/Element.h"
+#include "core/editing/FrameSelection.h"
 #include "core/html/HTMLFrameOwnerElement.h"
 #include "core/html/HTMLIFrameElement.h"
 #include "core/page/Frame.h"
 #include "core/page/FrameView.h"
 #include "core/page/Page.h"
 #include "core/platform/graphics/filters/custom/CustomFilterGlobalContext.h"
 #include "core/platform/graphics/FloatQuad.h"
 #include "core/platform/graphics/GraphicsContext.h"
 #include "core/platform/graphics/transforms/TransformState.h"
 #include "core/rendering/ColumnInfo.h"
@@ skipping 17 matching lines @@
     , m_selectionStartPos(-1)
     , m_selectionEndPos(-1)
     , m_maximalOutlineSize(0)
     , m_pageLogicalHeight(0)
     , m_pageLogicalHeightChanged(false)
     , m_layoutState(0)
     , m_layoutStateDisableCount(0)
     , m_firstLazyBlock(0)
     , m_renderQuoteHead(0)
     , m_renderCounterCount(0)
+    , m_selectionWasCaret(false)
 {
     // init RenderObject attributes
     setInline(false);
     
     m_minPreferredLogicalWidth = 0;
     m_maxPreferredLogicalWidth = 0;
 
     setPreferredLogicalWidthsDirty(true, MarkOnlyThis);
     
     setPositionState(AbsolutePosition); // to 0,0 :)
@@ skipping 590 matching lines @@
     }
 }
 
 void RenderView::setSelection(RenderObject* start, int startPos, RenderObject* end, int endPos, SelectionRepaintMode blockRepaintMode)
 {
     // Make sure both our start and end objects are defined.
     // Check www.msnbc.com and try clicking around to find the case where this happened.
     if ((start && !end) || (end && !start))
         return;
 
+    bool caretChanged = m_selectionWasCaret != view()->frame()->selection()->isCaret();
+    m_selectionWasCaret = view()->frame()->selection()->isCaret();
     // Just return if the selection hasn't changed.
     if (m_selectionStart == start && m_selectionStartPos == startPos &&
-        m_selectionEnd == end && m_selectionEndPos == endPos)
+        m_selectionEnd == end && m_selectionEndPos == endPos && !caretChanged)
         return;
 
     if ((start && end) && (start->flowThreadContainingBlock() != end->flowThreadContainingBlock()))
         return;
 
     // Record the old selected objects.  These will be used later
     // when we compare against the new selected objects.
     int oldStartPos = m_selectionStartPos;
     int oldEndPos = m_selectionEndPos;
 
@@ skipping 455 matching lines @@
 #endif
 
     if (layoutState)
         layoutState->m_isPaginated = m_fragmenting;
         
     if (m_flowThreadState != RenderObject::NotInsideFlowThread)
         m_root->setFlowThreadStateIncludingDescendants(m_flowThreadState);
 }
 
 } // namespace WebCore