Clear cache before running the test

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

Index: third_party/WebKit/LayoutTests/http/tests/inspector/network-test.js
diff --git a/third_party/WebKit/LayoutTests/http/tests/inspector/network-test.js b/third_party/WebKit/LayoutTests/http/tests/inspector/network-test.js
index 470d3d7a49d77328ae916923e13293be9f64bfc7..7dacd08aa44eca2d0f41cab7d47be2463e88c997 100644
--- a/third_party/WebKit/LayoutTests/http/tests/inspector/network-test.js
+++ b/third_party/WebKit/LayoutTests/http/tests/inspector/network-test.js
@@ -120,6 +120,14 @@ InspectorTest.makeFetch = function(url, requestInitializer, callback)
     InspectorTest.callFunctionInPageAsync("makeFetch", [url, requestInitializer]).then(callback);
 }
 
+InspectorTest.clearNetworkCache = function(finishedCallback)
+{
+  // This turns cache off and then on, effectively clearning the cache.
+  InspectorTest.NetworkAgent.setCacheDisabled(true, function() {

[allada, 2016/12/16 22:47:28]

Our new code does not use anonymous functions, we use either bind on named
functions or small arrow functions.

I'd suggest:

var networkAgent = InspectorTest.NetworkAgent;
networkAgent.setCacheDisabled(true,
    networkAgent.setCacheDisabled.bind(networkAgent, false, finishedCallback));

[Sergiy Byelozyorov, 2016/12/17 15:38:53]

Done.

+    InspectorTest.NetworkAgent.setCacheDisabled(false, finishedCallback);
+  });
+}
+
 InspectorTest.HARPropertyFormatters = {
     bodySize: "formatAsTypeName",
     compression: "formatAsTypeName",