Fix-up some code relating to SRI double-requesting scripts

third_party/WebKit/LayoutTests/http/tests/inspector/network/network-document-initiator.html

Index: third_party/WebKit/LayoutTests/http/tests/inspector/network/network-document-initiator.html
diff --git a/third_party/WebKit/LayoutTests/http/tests/inspector/network/network-document-initiator.html b/third_party/WebKit/LayoutTests/http/tests/inspector/network/network-document-initiator.html
index 010aa34d86644f81c0d214de8e120994aab6976f..088bd37f03d701d870b062d1cd21a510f2ecd36f 100644
--- a/third_party/WebKit/LayoutTests/http/tests/inspector/network/network-document-initiator.html
+++ b/third_party/WebKit/LayoutTests/http/tests/inspector/network/network-document-initiator.html
@@ -14,15 +14,6 @@ var test = function()
     InspectorTest.evaluateInPage("navigateFromScript()");
     InspectorTest.runWhenPageLoads(step1);
 
-    function findRequestByURL(url)
-    {
-        var requests = InspectorTest.networkRequests();
-        for (var i = 0; i < requests.length; ++i) {
-            if (url.test(requests[i].url))
-                return requests[i];
-        }
-    }
-
     function dumpInitiator(request)
     {
         var initiator = request.initiator();
@@ -43,7 +34,9 @@ var test = function()
 
     function step1()
     {
-        dumpInitiator(findRequestByURL(/\?foo/));
+        var results = InspectorTest.findRequestsByURLPattern(/\?foo/);
+        InspectorTest.assertTrue(results.length !== 0);
+        dumpInitiator(results[0]);
         InspectorTest.completeTest();
     }
 }