[DevTools] Refactor Linkifier to unify link processing.

third_party/WebKit/LayoutTests/http/tests/inspector/elements-test.js

 var initialize_ElementTest = function() {
 
 InspectorTest.preloadPanel("elements");
 
 InspectorTest.inlineStyleSection = function()
 {
     return UI.panels.elements._stylesWidget._sectionBlocks[0].sections[0];
 }
 
 InspectorTest.computedStyleWidget = function()
@@ skipping 384 matching lines @@
     InspectorTest.dumpStyleTreeOutline(section.propertiesTreeOutline, omitLonghands ? 1 : 2);
     InspectorTest.addResult("");
 }
 
 function extractLinkText(element)
 {
     var anchor = element.nodeName === "A" ? element : element.querySelector("a");
     if (!anchor)
         return element.textContent;
     var anchorText = anchor.textContent;
-    var uiLocation = anchor[Components.Linkifier._uiLocationSymbol];
+    var info = Components.Linkifier._linkInfo(anchor);
+    var uiLocation = info && info.uiLocation;
     var anchorTarget = uiLocation ? (uiLocation.uiSourceCode.name() + ":" + (uiLocation.lineNumber + 1) + ":" + (uiLocation.columnNumber + 1)) : "";
     return anchorText + " -> " + anchorTarget;
 }
 
 function buildMarkedSelectors(element)
 {
     var result = "";
     for (var node = element.firstChild; node; node = node.nextSibling) {
         if (node.nodeType === Node.ELEMENT_NODE && node.classList.contains("selector-matches"))
             result += "[$" + node.textContent + "$]";
@@ skipping 554 matching lines @@
 InspectorTest.dumpAnimationTimeline = function(timeline)
 {
     for (var ui of timeline._uiAnimations) {
         InspectorTest.addResult(ui.animation().type());
         InspectorTest.addResult(ui._nameElement.innerHTML);
         InspectorTest.addResult(ui._svg.innerHTML);
     }
 }
 
 };