Remove default argument on ComputedStyle::setHasViewportUnits().

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 2328 matching lines @@
   // Callback selectors.
   const Vector<String>& callbackSelectors() const {
     return m_rareNonInheritedData->m_callbackSelectors;
   }
   void addCallbackSelector(const String& selector);
 
   // Non-property flags.
   bool hasViewportUnits() const {
     return m_nonInheritedData.m_hasViewportUnits;
   }
-  void setHasViewportUnits(bool hasViewportUnits = true) {
+  // TODO(shend): This function should take no arguments.
+  void setHasViewportUnits(bool hasViewportUnits) {
     m_nonInheritedData.m_hasViewportUnits = hasViewportUnits;
   }
 
   bool hasRemUnits() const { return m_nonInheritedData.m_hasRemUnits; }
   void setHasRemUnits() { m_nonInheritedData.m_hasRemUnits = true; }
 
   bool emptyState() const { return m_emptyState; }
   void setEmptyState(bool b) {
     setUnique();
     m_emptyState = b;
@@ skipping 1380 matching lines @@
   m_pseudoBits |= 1 << (pseudo - FirstPublicPseudoId);
 }
 
 inline bool ComputedStyle::hasPseudoElementStyle() const {
   return m_pseudoBits & ElementPseudoIdMask;
 }
 
 }  // namespace blink
 
 #endif  // ComputedStyle_h