Scale focus outline thickness with zoom level.

third_party/WebKit/Source/core/style/ComputedStyle.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  *           (C) 2000 Antti Koivisto (koivisto@kde.org)
  *           (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All
  * rights reserved.
  * Copyright (C) 2006 Graham Dennis (graham.dennis@gmail.com)
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 3461 matching lines @@
     // the same.
     if (!otherStyle)
       return !hasOutline();
     return m_background->outline().visuallyEqual(
         otherStyle->m_background->outline());
   }
   void setOutlineFromStyle(const ComputedStyle& o) {
     DCHECK(!isOutlineEquivalent(&o));
     m_background.access()->m_outline = o.m_background->m_outline;
   }
+  float getOutlineStrokeWidthForFocusRing() const;
 
   // Position utility functions.
   bool hasOutOfFlowPosition() const {
     return position() == AbsolutePosition || position() == FixedPosition;
   }
   bool hasInFlowPosition() const {
     return position() == RelativePosition || position() == StickyPosition;
   }
   bool hasViewportConstrainedPosition() const {
     return position() == FixedPosition || position() == StickyPosition;
@@ skipping 617 matching lines @@
   m_nonInheritedData.m_pseudoBits |= 1 << (pseudo - 1);
 }
 
 inline bool ComputedStyle::hasPseudoElementStyle() const {
   return m_nonInheritedData.m_pseudoBits & ElementPseudoIdMask;
 }
 
 }  // namespace blink
 
 #endif  // ComputedStyle_h