DevTools: rename WebInspector into modules.

third_party/WebKit/LayoutTests/inspector/extensions/extensions-audits-tests.js

 function extension_runAudits(callback)
 {
     evaluateOnFrontend("InspectorTest.startExtensionAudits(reply);", callback);
 }
 
 // runs in front-end
 var initialize_ExtensionsAuditsTest = function()
 {
     InspectorTest.startExtensionAudits = function(callback)
     {
-        const launcherView = WebInspector.panels.audits._launcherView;
+        const launcherView = UI.panels.audits._launcherView;
         launcherView._selectAllClicked(false);
         launcherView._auditPresentStateElement.checked = true;
 
         var extensionCategories = document.querySelectorAll(".audit-categories-container > label");
         for (var i = 0; i < extensionCategories.length; ++i) {
             var shouldBeEnabled = extensionCategories[i].textContent.includes("Extension");
             if (shouldBeEnabled !== extensionCategories[i].checkboxElement.checked)
                 extensionCategories[i].checkboxElement.click();
         }
 
         function onAuditsDone()
         {
             InspectorTest.collectAuditResults(callback);
         }
-        InspectorTest.addSniffer(WebInspector.panels.audits, "auditFinishedCallback", onAuditsDone, true);
+        InspectorTest.addSniffer(UI.panels.audits, "auditFinishedCallback", onAuditsDone, true);
 
         launcherView._launchButtonClicked();
     }
 
     InspectorTest.dumpAuditProgress = function()
     {
         var progress = document.querySelector(".progress-indicator").shadowRoot.querySelector("progress");
         InspectorTest.addResult("Progress: " + Math.round(100 * progress.value / progress.max) + "%");
     }
 
     // We will render DOM node results, so preload elements.
     InspectorTest.preloadPanel("elements");
     InspectorTest.preloadPanel("audits");
 }