[DevTools] Implement Target.setDiscoverTargets method.

third_party/WebKit/Source/devtools/front_end/sdk/SubTargetsManager.js

 // Copyright 2016 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.SDKModel}
  * @param {!WebInspector.Target} target
  */
 WebInspector.SubTargetsManager = function(target)
 {
     WebInspector.SDKModel.call(this, WebInspector.SubTargetsManager, target);
     target.registerTargetDispatcher(new WebInspector.SubTargetsDispatcher(this));
     this._lastAnonymousTargetId = 0;
     this._agent = target.targetAgent();
 
-    /** @type {!Map<string, !WebInspector.TargetInfo>} */
-    this._allTargets = new Map();
-
     /** @type {!Map<string, !WebInspector.Target>} */
     this._attachedTargets = new Map();
     /** @type {!Map<string, !WebInspector.SubTargetConnection>} */
     this._connections = new Map();
 
     this._agent.setAutoAttach(true /* autoAttach */, true /* waitForDebuggerOnStart */);
     this._agent.setAttachToFrames(Runtime.experiments.isEnabled("autoAttachToCrossProcessSubframes"));
 }
 
 /** @enum {symbol} */
@@ skipping 103 matching lines @@
             return WebInspector.Target.Capability.Log | WebInspector.Target.Capability.Network | WebInspector.Target.Capability.Worker;
         if (type === "iframe")
             return WebInspector.Target.Capability.Browser | WebInspector.Target.Capability.DOM |
                 WebInspector.Target.Capability.JS | WebInspector.Target.Capability.Log |
                 WebInspector.Target.Capability.Network | WebInspector.Target.Capability.Worker;
         return 0;
     },
 
     /**
      * @param {!WebInspector.TargetInfo} targetInfo
-     */
-    _targetCreated: function(targetInfo)
-    {
-        console.assert(!this._allTargets.has(targetInfo.id));
-        console.assert(!this._attachedTargets.has(targetInfo.id));
-        this._allTargets.set(targetInfo.id, targetInfo);
-    },
-
-    /**
-     * @param {string} targetId
-     */
-    _targetRemoved: function(targetId)
-    {
-        console.assert(this._allTargets.has(targetId));
-        console.assert(!this._attachedTargets.has(targetId));
-        this._allTargets.delete(targetId);
-    },
-
-    /**
-     * @param {string} targetId
      * @param {boolean} waitingForDebugger
      */
-    _attachedToTarget: function(targetId, waitingForDebugger)
+    _attachedToTarget: function(targetInfo, waitingForDebugger)
     {
-        var targetInfo = /** @type {!WebInspector.TargetInfo} */ (this._allTargets.get(targetId));
-
-        var connection = new WebInspector.SubTargetConnection(this._agent, targetId);
-        this._connections.set(targetId, connection);
+        var connection = new WebInspector.SubTargetConnection(this._agent, targetInfo.id);
+        this._connections.set(targetInfo.id, connection);
 
         var targetName = "";
         if (targetInfo.type !== "iframe") {
             var parsedURL = targetInfo.url.asParsedURL();
             targetName = parsedURL ? parsedURL.lastPathComponentWithFragment() : "#" + (++this._lastAnonymousTargetId);
         }
         var target = WebInspector.targetManager.createTarget(targetName, this._capabilitiesForType(targetInfo.type), connection, this.target());
         target[WebInspector.SubTargetsManager._InfoSymbol] = targetInfo;
-        this._attachedTargets.set(targetId, target);
+        this._attachedTargets.set(targetInfo.id, target);
 
         // Only pause new worker if debugging SW - we are going through the pause on start checkbox.
         var mainIsServiceWorker = !this.target().parentTarget() && this.target().hasWorkerCapability() && !this.target().hasBrowserCapability();
         if (mainIsServiceWorker && waitingForDebugger)
             target.debuggerAgent().pause();
         target.runtimeAgent().runIfWaitingForDebugger();
 
         this.dispatchEventToListeners(WebInspector.SubTargetsManager.Events.SubTargetAdded, target);
     },
 
@@ skipping 35 matching lines @@
     this._manager = manager;
 }
 
 WebInspector.SubTargetsDispatcher.prototype = {
     /**
      * @override
      * @param {!TargetAgent.TargetInfo} targetInfo
      */
     targetCreated: function(targetInfo)
     {
-        this._manager._targetCreated(new WebInspector.TargetInfo(targetInfo));
+        // Ignored.
     },
 
     /**
      * @override
      * @param {string} targetId
      */
-    targetRemoved: function(targetId)
+    targetDestroyed: function(targetId)
     {
-        this._manager._targetRemoved(targetId);
+        // Ignored.
     },
 
     /**
      * @override
-     * @param {string} targetId
+     * @param {!TargetAgent.TargetInfo} targetInfo
      * @param {boolean} waitingForDebugger
      */
-    attachedToTarget: function(targetId, waitingForDebugger)
+    attachedToTarget: function(targetInfo, waitingForDebugger)
     {
-        this._manager._attachedToTarget(targetId, waitingForDebugger);
+        this._manager._attachedToTarget(new WebInspector.TargetInfo(targetInfo), waitingForDebugger);
     },
 
     /**
      * @override
      * @param {string} targetId
      */
     detachedFromTarget: function(targetId)
     {
         this._manager._detachedFromTarget(targetId);
     },
@@ skipping 58 matching lines @@
     this.url = payload.url;
     this.type = payload.type;
     if (this.type !== "page" && this.type !== "iframe") {
         this.title = WebInspector.UIString("Worker: %s", this.url);
         this.canActivate = false;
     } else {
         this.title = payload.title;
         this.canActivate = true;
     }
 }