Remove compile time flag TOUCH_ICON_LOADING and use runtime flag instead.

Source/core/html/LinkRelAttributeTest.cpp

 /*
  * Copyright (c) 2013, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 12 matching lines @@
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #include "config.h"
 #include "core/html/LinkRelAttribute.h"
+#include "RuntimeEnabledFeatures.h"
 
 #include "wtf/text/CString.h"
 #include <gtest/gtest.h>
 
 using namespace WebCore;
 
 namespace {
 
 static inline void testLinkRelAttribute(String value, bool isStyleSheet, IconType iconType, bool isAlternate, bool isDNSPrefetch, bool isLinkSubresource, bool isLinkPrerender, bool isImport = false)
 {
@@ skipping 10 matching lines @@
 TEST(CoreLinkRelAttribute, Constructor)
 {
     testLinkRelAttribute("stylesheet", true, InvalidIcon, false, false, false, false);
     testLinkRelAttribute("sTyLeShEeT", true, InvalidIcon, false, false, false, false);
 
     testLinkRelAttribute("icon", false, Favicon, false, false, false, false);
     testLinkRelAttribute("iCoN", false, Favicon, false, false, false, false);
     testLinkRelAttribute("shortcut icon", false, Favicon, false, false, false, false);
     testLinkRelAttribute("sHoRtCuT iCoN", false, Favicon, false, false, false, false);
 
-#if ENABLE(TOUCH_ICON_LOADING)
-    testLinkRelAttribute("apple-touch-icon", false, TouchIcon, false, false, false, false);
-    testLinkRelAttribute("aPpLe-tOuCh-IcOn", false, TouchIcon, false, false, false, false);
+    if (RuntimeEnabledFeatures::touchIconLoadingEnabled()) {
+        testLinkRelAttribute("apple-touch-icon", false, TouchIcon, false, false, false, false);
+        testLinkRelAttribute("aPpLe-tOuCh-IcOn", false, TouchIcon, false, false, false, false);
 
-    testLinkRelAttribute("apple-touch-icon-precomposed", false, TouchPrecomposedIcon, false, false, false, false);
-    testLinkRelAttribute("aPpLe-tOuCh-IcOn-pReCoMpOsEd", false, TouchPrecomposedIcon, false, false, false, false);
-#endif
+        testLinkRelAttribute("apple-touch-icon-precomposed", false, TouchPrecomposedIcon, false, false, false, false);
+        testLinkRelAttribute("aPpLe-tOuCh-IcOn-pReCoMpOsEd", false, TouchPrecomposedIcon, false, false, false, false);
+    }
 
     testLinkRelAttribute("dns-prefetch", false, InvalidIcon, false, true, false, false);
     testLinkRelAttribute("dNs-pReFeTcH", false, InvalidIcon, false, true, false, false);
 
     testLinkRelAttribute("alternate stylesheet", true, InvalidIcon, true, false, false, false);
     testLinkRelAttribute("stylesheet alternate", true, InvalidIcon, true, false, false, false);
     testLinkRelAttribute("aLtErNaTe sTyLeShEeT", true, InvalidIcon, true, false, false, false);
     testLinkRelAttribute("sTyLeShEeT aLtErNaTe", true, InvalidIcon, true, false, false, false);
 
     testLinkRelAttribute("stylesheet icon prerender aLtErNaTe", true, Favicon, true, false, false, true);
     testLinkRelAttribute("alternate subresource", false, InvalidIcon, true, false, true, false);
     testLinkRelAttribute("alternate icon stylesheet", true, Favicon, true, false, false, false);
 
     testLinkRelAttribute("import", false, InvalidIcon, false, false, false, false, true);
     // "import" is mutually exclusive and "stylesheet" wins when they conflict.
     testLinkRelAttribute("stylesheet import", true, InvalidIcon, false, false, false, false, false);
 }
 
 } // namespace