Merge css3/image/ and fast/images/ to images/

third_party/WebKit/LayoutTests/images/style-access-during-imageChanged-crash.html

 <style>
     @font-face {
       font-family: test;
       src: url(data:text/plain,1);
     }
 </style>
 <p>
     This test passes if it does not cause an assertion failure or a crash.
 </p>
 A <img id="target" alt="A">
 <script>
     function test()
     {
         document.body.offsetTop;
         document.body.style.fontFamily="test";
         document.body.offsetTop;
         document.getElementById("target").src = "data:text/plain,2";
     }
 
     if (window.testRunner)
         testRunner.dumpAsText();
 
     test();
 </script>