DevTools: use script fetch time instead of last modified time for service workers.

third_party/WebKit/Source/devtools/front_end/resources/ServiceWorkersView.js

 // Copyright (c) 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
  * @extends {WebInspector.VBox}
  * @implements {WebInspector.TargetManager.Observer}
  */
 WebInspector.ServiceWorkersView = function()
@@ skipping 187 matching lines @@
         var statusValue = this._wrapWidget(this._section.appendField(WebInspector.UIString("Status")));
         statusValue.removeChildren();
         var versionsStack = statusValue.createChild("div", "service-worker-version-stack");
         versionsStack.createChild("div", "service-worker-version-stack-bar");
 
         if (active) {
             var scriptElement = this._section.appendField(WebInspector.UIString("Source"));
             scriptElement.removeChildren();
             var fileName = WebInspector.ParsedURL.extractName(active.scriptURL);
             scriptElement.appendChild(WebInspector.linkifyURLAsNode(active.scriptURL, fileName));
-            scriptElement.createChild("div", "report-field-value-subtitle").textContent = WebInspector.UIString("Last modified %s", new Date(active.scriptLastModified * 1000).toLocaleString());
+            scriptElement.createChild("div", "report-field-value-subtitle").textContent = WebInspector.UIString("Received %s", new Date(active.scriptResponseTime * 1000).toLocaleString());
 
             var activeEntry = versionsStack.createChild("div", "service-worker-version");
             activeEntry.createChild("div", "service-worker-active-circle");
             activeEntry.createChild("span").textContent = WebInspector.UIString("#%s activated and is %s", active.id, active.runningStatus);
 
             if (active.isRunning() || active.isStarting()) {
                 createLink(activeEntry, WebInspector.UIString("stop"), this._stopButtonClicked.bind(this, active.id));
                 if (!this._manager.targetForVersionId(active.id))
                     createLink(activeEntry, WebInspector.UIString("inspect"), this._inspectButtonClicked.bind(this, active.id));
             } else if (active.isStartable()) {
                 createLink(activeEntry, WebInspector.UIString("start"), this._startButtonClicked.bind(this));
             }
 
             var clientsList = this._wrapWidget(this._section.appendField(WebInspector.UIString("Clients")));
             clientsList.removeChildren();
             this._section.setFieldVisible(WebInspector.UIString("Clients"), active.controlledClients.length);
             for (var client of active.controlledClients) {
                 var clientLabelText = clientsList.createChild("div", "service-worker-client");
                 if (this._clientInfoCache.has(client))
                     this._updateClientInfo(clientLabelText, /** @type {!WebInspector.TargetInfo} */(this._clientInfoCache.get(client)));
                 this._manager.getTargetInfo(client, this._onClientInfo.bind(this, clientLabelText));
             }
         }
 
         if (waiting) {
             var waitingEntry = versionsStack.createChild("div", "service-worker-version");
             waitingEntry.createChild("div", "service-worker-waiting-circle");
             waitingEntry.createChild("span").textContent = WebInspector.UIString("#%s waiting to activate", waiting.id);
             createLink(waitingEntry, WebInspector.UIString("skipWaiting"), this._skipButtonClicked.bind(this));
-            waitingEntry.createChild("div", "service-worker-subtitle").textContent = new Date(waiting.scriptLastModified * 1000).toLocaleString();
+            waitingEntry.createChild("div", "service-worker-subtitle").textContent = new Date(waiting.scriptResponseTime * 1000).toLocaleString();
             if (!this._manager.targetForVersionId(waiting.id) && (waiting.isRunning() || waiting.isStarting()))
                 createLink(waitingEntry, WebInspector.UIString("inspect"), this._inspectButtonClicked.bind(this, waiting.id));
         }
         if (installing) {
             var installingEntry = versionsStack.createChild("div", "service-worker-version");
             installingEntry.createChild("div", "service-worker-installing-circle");
             installingEntry.createChild("span").textContent = WebInspector.UIString("#%s installing", installing.id);
-            installingEntry.createChild("div", "service-worker-subtitle").textContent = new Date(installing.scriptLastModified * 1000).toLocaleString();
+            installingEntry.createChild("div", "service-worker-subtitle").textContent = new Date(installing.scriptResponseTime * 1000).toLocaleString();
             if (!this._manager.targetForVersionId(installing.id) && (installing.isRunning() || installing.isStarting()))
                 createLink(installingEntry, WebInspector.UIString("inspect"), this._inspectButtonClicked.bind(this, installing.id));
         }
 
         this._section.setFieldVisible(WebInspector.UIString("Errors"), !!this._registration.errors.length);
         var errorsValue = this._wrapWidget(this._section.appendField(WebInspector.UIString("Errors")));
         var errorsLabel = createLabel(String(this._registration.errors.length), "error-icon");
         errorsLabel.classList.add("service-worker-errors-label");
         errorsValue.appendChild(errorsLabel);
         this._moreButton = createLink(errorsValue, this._errorsList.classList.contains("hidden") ? WebInspector.UIString("details") : WebInspector.UIString("hide"),  this._moreErrorsButtonClicked.bind(this));
@@ skipping 136 matching lines @@
         return contentElement;
     },
 
     _dispose: function()
     {
         this._linkifier.dispose();
         if (this._pendingUpdate)
             clearTimeout(this._pendingUpdate);
     }
 }