Remove Apple-style-span CSS class support

third_party/WebKit/LayoutTests/editing/pasteboard/5245519.html

Index: third_party/WebKit/LayoutTests/editing/pasteboard/5245519.html
diff --git a/third_party/WebKit/LayoutTests/editing/pasteboard/5245519.html b/third_party/WebKit/LayoutTests/editing/pasteboard/5245519.html
deleted file mode 100644
index 7012701d6b7a4556368ce54ef26f92277b867148..0000000000000000000000000000000000000000
--- a/third_party/WebKit/LayoutTests/editing/pasteboard/5245519.html
+++ /dev/null
@@ -1,13 +0,0 @@
-<div id="description">This tests for a crash when pasting content that contains Apple-style-spans that don't have renderers.' You should see 'Hello World!'</div>
-<div id="edit" contenteditable="true"><br></div>
-
-<script>
-edit = document.getElementById("edit");
-description = document.getElementById("description");
-edit.focus();
-document.execCommand("InsertHTML", false, "Hello <span style='display:none;' class='Apple-style-span'></span>World!");
-if (window.testRunner) {
-    window.testRunner.dumpAsText();
-    document.body.innerText = description.innerText + "\n" + edit.innerHTML;
-}
-</script>