[DevTools] Make resource tree model optional

third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js

Index: third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js
diff --git a/third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js b/third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js
index 79457d97b96b8dede3d139c923c36078712fe23c..1e77d77e215921dbc25c1a1f56eebc29f3955990 100644
--- a/third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js
+++ b/third_party/WebKit/Source/devtools/front_end/console/ConsoleView.js
@@ -193,11 +193,16 @@ WebInspector.ConsoleView.prototype = {
     _initConsoleMessages: function()
     {
         var mainTarget = WebInspector.targetManager.mainTarget();
-        if (!mainTarget || !mainTarget.resourceTreeModel.cachedResourcesLoaded()) {
+        var cachedResources = false;

[pfeldman, 2016/07/07 17:44:14]

Same, we need to fix it.

[eostroukhov-old, 2016/07/13 23:30:59]

Out of scope for this refactoring?

+        if (mainTarget) {
+            var resourceTreeModel = WebInspector.ResourceTreeModel.fromTarget(mainTarget);
+            cachedResources = resourceTreeModel && resourceTreeModel.cachedResourcesLoaded();
+        }
+        if (cachedResources) {
+            this._fetchMultitargetMessages();
+        } else {
             WebInspector.targetManager.addModelListener(WebInspector.ResourceTreeModel, WebInspector.ResourceTreeModel.EventTypes.CachedResourcesLoaded, this._onResourceTreeModelLoaded, this);
-            return;
         }
-        this._fetchMultitargetMessages();
     },
 
     /**