Literal AtomicString construction can rely on strlen optimization.

third_party/WebKit/Source/core/fetch/CSSStyleSheetResource.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006 Apple Computer, Inc.
 
     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
@@ skipping 34 matching lines @@
 }
 
 PassRefPtrWillBeRawPtr<CSSStyleSheetResource> CSSStyleSheetResource::createForTest(const ResourceRequest& request, const String& charset)
 {
     return adoptRefWillBeNoop(new CSSStyleSheetResource(request, ResourceLoaderOptions(), charset));
 }
 
 CSSStyleSheetResource::CSSStyleSheetResource(const ResourceRequest& resourceRequest, const ResourceLoaderOptions& options, const String& charset)
     : StyleSheetResource(resourceRequest, CSSStyleSheet, options, "text/css", charset)
 {
-    DEFINE_STATIC_LOCAL(const AtomicString, acceptCSS, ("text/css,*/*;q=0.1", AtomicString::ConstructFromLiteral));
+    DEFINE_STATIC_LOCAL(const AtomicString, acceptCSS, ("text/css,*/*;q=0.1"));
 
     // Prefer text/css but accept any type (dell.com serves a stylesheet
     // as text/html; see <http://bugs.webkit.org/show_bug.cgi?id=11451>).
     setAccept(acceptCSS);
 }
 
 CSSStyleSheetResource::~CSSStyleSheetResource()
 {
 }
 
@@ skipping 116 matching lines @@
 
     setDecodedSize(m_parsedStyleSheetCache->estimatedSizeInBytes());
 
     // Check if this stylesheet resource didn't conflict with
     // another resource and has indeed been added to the cache.
     if (memoryCache()->contains(this))
         m_parsedStyleSheetCache->addedToMemoryCache();
 }
 
 } // namespace blink