Remove 'alphabetic' value from text-underline-position

LayoutTests/fast/css3-text/css3-text-decoration/getComputedStyle/script-tests/getComputedStyle-text-underline-position.js

 function testElementStyle(propertyJS, propertyCSS, type, value)
 {
     if (type != null) {
         shouldBe("e.style." + propertyJS, "'" + value + "'");
         shouldBe("e.style.getPropertyCSSValue('" + propertyCSS + "').toString()", "'" + type + "'");
         shouldBe("e.style.getPropertyCSSValue('" + propertyCSS + "').cssText", "'" + value + "'");
     } else
         shouldBeNull("e.style.getPropertyCSSValue('" + propertyCSS + "')");
 }
 
 function testComputedStyle(propertyJS, propertyCSS, type, value)
 {
     computedStyle = window.getComputedStyle(e, null);
     shouldBe("computedStyle." + propertyJS, "'" + value + "'");
     shouldBe("computedStyle.getPropertyCSSValue('" + propertyCSS + "').toString()", "'" + type + "'");
     shouldBe("computedStyle.getPropertyCSSValue('" + propertyCSS + "').cssText", "'" + value + "'");
 }
 
 description("Test to make sure text-underline-position property returns values properly.")
 
-// FIXME: This test tests property values 'auto', 'alphabetic' and 'under'. We don't fully match
+// FIXME: This test tests property values 'auto' and 'under'. We don't fully match
 // the specification as we don't support [ left | right ] and this is left for another implementation
 // as the rendering will need to be added.
 
 var testContainer = document.createElement("div");
 testContainer.contentEditable = true;
 document.body.appendChild(testContainer);
 
 testContainer.innerHTML = '<div id="test">hello world</div>';
 
 debug("Initial value:");
@@ skipping 13 matching lines @@
 testElementStyle("textUnderlinePosition", "text-underline-position", "[object CSSValue]", "initial");
 testComputedStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "auto");
 debug('');
 
 debug("Value 'auto':");
 e.style.textUnderlinePosition = 'auto';
 testElementStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "auto");
 testComputedStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "auto");
 debug('');
 
-debug("Value 'alphabetic':");
-e.style.textUnderlinePosition = 'alphabetic';
-testElementStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "alphabetic");
-testComputedStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "alphabetic");
-debug('');
-
 debug("Value 'under':");
 e.style.textUnderlinePosition = 'under';
 testElementStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "under");
 testComputedStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "under");
 debug('');
 
 testContainer.innerHTML = '<div id="test-parent" style="text-underline-position: under;">hello <span id="test-ancestor">world</span></div>';
 debug("Ancestor inherits values from parent:");
 e = document.getElementById('test-ancestor');
 testElementStyle("textUnderlinePosition", "text-underline-position", null, "");
 testComputedStyle("textUnderlinePosition", "text-underline-position", "[object CSSPrimitiveValue]", "under");
 debug('');
 
-debug("Value 'auto alphabetic':");
-e.style.textUnderlinePosition = 'auto alphabetic';
-testElementStyle("textUnderlinePosition", "text-underline-position", null, "");
-debug('');
-
 debug("Value 'auto under':");
 e.style.textUnderlinePosition = 'auto under';
 testElementStyle("textUnderlinePosition", "text-underline-position", null, "");
 debug('');
 
 debug("Value 'under under':");
 e.style.textUnderlinePosition = 'under under';
 testElementStyle("textUnderlinePosition", "text-underline-position", null, "");
 debug('');
 
 debug("Value 'under under under':");
 e.style.textUnderlinePosition = 'auto alphabetic under';
 testElementStyle("textUnderlinePosition", "text-underline-position", null, "");
 debug('');
 
 document.body.removeChild(testContainer);