Change ComputedStyle::setUnique to take bool parameter.

third_party/WebKit/Source/core/css/resolver/StyleBuilderCustom.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 2004-2005 Allan Sandfeld Jensen (kde@carewolf.com)
  * Copyright (C) 2006, 2007 Nicholas Shanks (webkit@nickshanks.com)
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Apple Inc.
  * All rights reserved.
  * Copyright (C) 2007 Alexey Proskuryakov <ap@webkit.org>
  * Copyright (C) 2007, 2008 Eric Seidel <eric@webkit.org>
  * Copyright (C) 2008, 2009 Torch Mobile Inc. All rights reserved.
@@ skipping 776 matching lines @@
           break;
       }
       nextContent = ContentData::create(quoteType);
     } else {
       String string;
       if (item->isFunctionValue()) {
         const CSSFunctionValue* functionValue = toCSSFunctionValue(item.get());
         DCHECK_EQ(functionValue->functionType(), CSSValueAttr);
         // FIXME: Can a namespace be specified for an attr(foo)?
         if (state.style()->styleType() == PseudoIdNone)
-          state.style()->setUnique();
+          state.style()->setUnique(true);
         else
-          state.parentStyle()->setUnique();
+          state.parentStyle()->setUnique(true);
         QualifiedName attr(
             nullAtom, toCSSCustomIdentValue(functionValue->item(0)).value(),
             nullAtom);
         const AtomicString& value = state.element()->getAttribute(attr);
         string = value.isNull() ? emptyString : value.getString();
       } else {
         string = toCSSStringValue(*item).value();
       }
       if (prevContent && prevContent->isText()) {
         TextContentData* textContent = toTextContentData(prevContent);
@@ skipping 219 matching lines @@
     state.style()->setCaretColor(
         StyleBuilderConverter::convertStyleAutoColor(state, value));
   }
   if (state.applyPropertyToVisitedLinkStyle()) {
     state.style()->setVisitedLinkCaretColor(
         StyleBuilderConverter::convertStyleAutoColor(state, value, true));
   }
 }
 
 }  // namespace blink