Re-land "[css3-text] Implement text-decoration property shorthand"

LayoutTests/editing/execCommand/script-tests/inline-style-after-indentoutdent.js

 description("This tests createMarkup via insertOrderedList.  It makes sure that we don't delete font styles and text decorations.  This test must be rewritten when insertOrderedList is modified not to use moveParagraph.");
 
 var boundedContainer = document.createElement("div");
 var container = document.createElement("div");
 boundedContainer.contentEditalbe = false;
 boundedContainer.appendChild(container);
 container.contentEditable = true;
 document.body.appendChild(boundedContainer);
 
 function testCreateMarkup( text )
@@ skipping 18 matching lines @@
 }
 
 shouldBeSameAfterCreateMarkup('<b>hello</b>');
 shouldBeSameAfterCreateMarkup('<strong>hello</strong>');
 shouldBeSameAfterCreateMarkup('<i>hello</i>');
 shouldBeSameAfterCreateMarkup('<em>hello</em>');
 shouldBeSameAfterCreateMarkup('<s>hello</s>');
 shouldBeSameAfterCreateMarkup('<strike>hello</strike>');
 shouldBeSameAfterCreateMarkup('<em><s><u>hello</u></s></em>');
 shouldBeSameAfterCreateMarkup('<u><s><em><u>hello</u></em></s></u>');
-shouldBeSameAfterCreateMarkup('<i><span style=\"text-decoration: underline overline line-through;\">world</span></i>');
+shouldBeSameAfterCreateMarkup('<i><span style=\"text-decoration-line: underline overline line-through;\">world</span></i>');
 shouldBeSameAfterCreateMarkup('<em><u style="font-weight: bold;">hello</u></em>');
 shouldBeSameAfterCreateMarkup('hello <u>world</u> webkit');
 
 document.body.removeChild(boundedContainer);
 
 var successfullyParsed = true;