Use independent property inheritance fast-path for text-align.

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 468 matching lines @@
     state.style()->setTextAlign(state.parentStyle()->isLeftToRightDirection()
                                     ? ETextAlign::kLeft
                                     : ETextAlign::kRight);
   } else if (state.parentStyle()->textAlign() == ETextAlign::kEnd) {
     state.style()->setTextAlign(state.parentStyle()->isLeftToRightDirection()
                                     ? ETextAlign::kRight
                                     : ETextAlign::kLeft);
   } else {
     state.style()->setTextAlign(state.parentStyle()->textAlign());
   }
+  state.style()->setTextAlignIsInherited(false);
 }
 
 void StyleBuilderFunctions::applyInheritCSSPropertyTextIndent(
     StyleResolverState& state) {
   state.style()->setTextIndent(state.parentStyle()->textIndent());
   state.style()->setTextIndentLine(state.parentStyle()->getTextIndentLine());
   state.style()->setTextIndentType(state.parentStyle()->getTextIndentType());
 }
 
 void StyleBuilderFunctions::applyInitialCSSPropertyTextIndent(
@@ skipping 530 matching lines @@
     state.style()->setCaretColor(
         StyleBuilderConverter::convertStyleAutoColor(state, value));
   }
   if (state.applyPropertyToVisitedLinkStyle()) {
     state.style()->setVisitedLinkCaretColor(
         StyleBuilderConverter::convertStyleAutoColor(state, value, true));
   }
 }
 
 }  // namespace blink