[DevTools] Extract NetworkLog and HAREntry to a separate network_log module

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

 // This goes before everything else to keep console message line number invariant.
 var lastXHRIndex = 0;
 function xhrLoadedCallback()
 {
     // We need to make sure the console message text is unique so that we don't end up with repeat count update only.
     console.log("XHR loaded: " + (++lastXHRIndex));
 }
 
 function makeSimpleXHR(method, url, async, callback)
 {
@@ skipping 45 matching lines @@
 
 InspectorTest.preloadPanel("network");
 
 InspectorTest.recordNetwork = function()
 {
     UI.panels.network._networkLogView.setRecording(true);
 }
 
 InspectorTest.networkRequests = function()
 {
-    return SDK.networkLog.requests().slice();
+    return NetworkLog.networkLog.requests().slice();
 }
 
 InspectorTest.dumpNetworkRequests = function()
 {
     var requests = InspectorTest.networkRequests();
     requests.sort(function(a, b) {return a.url().localeCompare(b.url());});
     InspectorTest.addResult("resources count = " + requests.length);
     for (i = 0; i < requests.length; i++)
         InspectorTest.addResult(requests[i].url());
 }
@@ skipping 72 matching lines @@
     version: "formatAsTypeName",
     wait: "formatAsTypeName",
     _transferSize: "formatAsTypeName",
     _error: "skip"
 };
 // addObject checks own properties only, so make a deep copy rather than use prototype.
 InspectorTest.HARPropertyFormattersWithSize = JSON.parse(JSON.stringify(InspectorTest.HARPropertyFormatters));
 InspectorTest.HARPropertyFormattersWithSize.size = "formatAsTypeName";
 
 };