[DevTools] Migrate usages of Target to RuntimeModel where makes sense

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

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 35 matching lines @@
     this._executionContextById = new Map();
     this._executionContextComparator = SDK.ExecutionContext.comparator;
 
     if (Common.moduleSetting('customFormatters').get())
       this._agent.setCustomObjectFormatterEnabled(true);
 
     Common.moduleSetting('customFormatters').addChangeListener(this._customFormattersStateChanged.bind(this));
   }
 
   /**
+   * @return {!SDK.DebuggerModel}
+   */
+  debuggerModel() {
+    return /** @type {!SDK.DebuggerModel} */ (this.target().model(SDK.DebuggerModel));
+  }
+
+  /**
+   * @return {!SDK.HeapProfilerModel}
+   */
+  heapProfilerModel() {
+    return /** @type {!SDK.HeapProfilerModel} */ (this.target().model(SDK.HeapProfilerModel));
+  }
+
+  /**
    * @return {!Array.<!SDK.ExecutionContext>}
    */
   executionContexts() {
     return this._executionContextById.valuesArray().sort(this.executionContextComparator());
   }
 
   /**
    * @param {function(!SDK.ExecutionContext,!SDK.ExecutionContext)} comparator
    */
   setExecutionContextComparator(comparator) {
@@ skipping 24 matching lines @@
    */
   executionContext(id) {
     return this._executionContextById.get(id) || null;
   }
 
   /**
    * @param {!Protocol.Runtime.ExecutionContextDescription} context
    */
   _executionContextCreated(context) {
     var data = context.auxData || {isDefault: true};
-    var executionContext = new SDK.ExecutionContext(
-        this.target(), context.id, context.name, context.origin, data['isDefault'], data['frameId']);
+    var executionContext =
+        new SDK.ExecutionContext(this, context.id, context.name, context.origin, data['isDefault'], data['frameId']);
     this._executionContextById.set(executionContext.id, executionContext);
     this.dispatchEventToListeners(SDK.RuntimeModel.Events.ExecutionContextCreated, executionContext);
   }
 
   /**
    * @param {number} executionContextId
    */
   _executionContextDestroyed(executionContextId) {
     var executionContext = this._executionContextById.get(executionContextId);
     if (!executionContext)
       return;
     this._executionContextById.delete(executionContextId);
     this.dispatchEventToListeners(SDK.RuntimeModel.Events.ExecutionContextDestroyed, executionContext);
   }
 
   fireExecutionContextOrderChanged() {
     this.dispatchEventToListeners(SDK.RuntimeModel.Events.ExecutionContextOrderChanged, this);
   }
 
   _executionContextsCleared() {
-    var debuggerModel = SDK.DebuggerModel.fromTarget(this.target());
-    if (debuggerModel)
-      debuggerModel.globalObjectCleared();
+    this.debuggerModel().globalObjectCleared();
     var contexts = this.executionContexts();
     this._executionContextById.clear();
     for (var i = 0; i < contexts.length; ++i)
       this.dispatchEventToListeners(SDK.RuntimeModel.Events.ExecutionContextDestroyed, contexts[i]);
   }
 
   /**
    * @param {!Protocol.Runtime.RemoteObject} payload
    * @return {!SDK.RemoteObject}
    */
   createRemoteObject(payload) {
     console.assert(typeof payload === 'object', 'Remote object payload should only be an object');
     return new SDK.RemoteObjectImpl(
-        this.target(), payload.objectId, payload.type, payload.subtype, payload.value, payload.unserializableValue,
+        this, payload.objectId, payload.type, payload.subtype, payload.value, payload.unserializableValue,
         payload.description, payload.preview, payload.customPreview);
   }
 
   /**
    * @param {!Protocol.Runtime.RemoteObject} payload
    * @param {!SDK.ScopeRef} scopeRef
    * @return {!SDK.RemoteObject}
    */
   createScopeRemoteObject(payload, scopeRef) {
     return new SDK.ScopeRemoteObject(
-        this.target(), payload.objectId, scopeRef, payload.type, payload.subtype, payload.value,
-        payload.unserializableValue, payload.description, payload.preview);
+        this, payload.objectId, scopeRef, payload.type, payload.subtype, payload.value, payload.unserializableValue,
+        payload.description, payload.preview);
   }
 
   /**
    * @param {number|string|boolean|undefined} value
    * @return {!SDK.RemoteObject}
    */
   createRemoteObjectFromPrimitiveValue(value) {
     var type = typeof value;
     var unserializableValue = undefined;
     if (typeof value === 'number') {
       var description = String(value);
       if (value === 0 && 1 / value < 0)
         unserializableValue = Protocol.Runtime.UnserializableValue.Negative0;
       if (description === 'NaN')
         unserializableValue = Protocol.Runtime.UnserializableValue.NaN;
       if (description === 'Infinity')
         unserializableValue = Protocol.Runtime.UnserializableValue.Infinity;
       if (description === '-Infinity')
         unserializableValue = Protocol.Runtime.UnserializableValue.NegativeInfinity;
       if (typeof unserializableValue !== 'undefined')
         value = undefined;
     }
-    return new SDK.RemoteObjectImpl(this.target(), undefined, type, undefined, value, unserializableValue);
+    return new SDK.RemoteObjectImpl(this, undefined, type, undefined, value, unserializableValue);
   }
 
   /**
    * @param {string} name
    * @param {number|string|boolean} value
    * @return {!SDK.RemoteObjectProperty}
    */
   createRemotePropertyFromPrimitiveValue(name, value) {
     return new SDK.RemoteObjectProperty(name, this.createRemoteObjectFromPrimitiveValue(value));
   }
@@ skipping 293 matching lines @@
    * @param {!Object=} hints
    */
   inspectRequested(payload, hints) {
     this._runtimeModel._inspectRequested(payload, hints);
   }
 };
 
 /**
  * @unrestricted
  */
-SDK.ExecutionContext = class extends SDK.SDKObject {
+SDK.ExecutionContext = class {
   /**
-   * @param {!SDK.Target} target
+   * @param {!SDK.RuntimeModel} runtimeModel
    * @param {number} id
    * @param {string} name
    * @param {string} origin
    * @param {boolean} isDefault
    * @param {string=} frameId
    */
-  constructor(target, id, name, origin, isDefault, frameId) {
-    super(target);
+  constructor(runtimeModel, id, name, origin, isDefault, frameId) {
     this.id = id;
     this.name = name;
     this.origin = origin;
     this.isDefault = isDefault;
-    this.runtimeModel = target.runtimeModel;
-    this.debuggerModel = SDK.DebuggerModel.fromTarget(target);
+    this.runtimeModel = runtimeModel;
+    this.debuggerModel = runtimeModel.debuggerModel();
     this.frameId = frameId;
     this._setLabel('');
   }
 
   /**
+   * @return {!SDK.Target}
+   */
+  target() {
+    return this.runtimeModel.target();
+  }
+
+  /**
    * @param {!SDK.ExecutionContext} a
    * @param {!SDK.ExecutionContext} b
    * @return {number}
    */
   static comparator(a, b) {
     /**
      * @param {!SDK.Target} target
      * @return {number}
      */
     function targetWeight(target) {
@@ skipping 125 matching lines @@
     if (this.name) {
       this._label = this.name;
       return;
     }
     var parsedUrl = this.origin.asParsedURL();
     this._label = parsedUrl ? parsedUrl.lastPathComponentWithFragment() : '';
   }
 };
 
 
-/**
- * @unrestricted
- */
-SDK.EventListener = class extends SDK.SDKObject {
+SDK.EventListener = class {
   /**
-   * @param {!SDK.Target} target
+   * @param {!SDK.RuntimeModel} runtimeModel
    * @param {!SDK.RemoteObject} eventTarget
    * @param {string} type
    * @param {boolean} useCapture
    * @param {boolean} passive
    * @param {boolean} once
    * @param {?SDK.RemoteObject} handler
    * @param {?SDK.RemoteObject} originalHandler
    * @param {!SDK.DebuggerModel.Location} location
    * @param {?SDK.RemoteObject} customRemoveFunction
    * @param {!SDK.EventListener.Origin=} origin
    */
   constructor(
-      target,
-      eventTarget,
-      type,
-      useCapture,
-      passive,
-      once,
-      handler,
-      originalHandler,
-      location,
-      customRemoveFunction,
-      origin) {
-    super(target);
+      runtimeModel, eventTarget, type, useCapture, passive, once, handler, originalHandler, location,
+      customRemoveFunction, origin) {
+    this._runtimeModel = runtimeModel;
     this._eventTarget = eventTarget;
     this._type = type;
     this._useCapture = useCapture;
     this._passive = passive;
     this._once = once;
     this._handler = handler;
     this._originalHandler = originalHandler || handler;
     this._location = location;
     var script = location.script();
     this._sourceURL = script ? script.contentURL() : '';
     this._customRemoveFunction = customRemoveFunction;
     this._origin = origin || SDK.EventListener.Origin.Raw;
   }
 
   /**
+   * @return {!SDK.RuntimeModel}
+   */
+  runtimeModel() {
+    return this._runtimeModel;
+  }
+
+  /**
    * @return {string}
    */
   type() {
     return this._type;
   }
 
   /**
    * @return {boolean}
    */
   useCapture() {
@@ skipping 151 matching lines @@
         this._type === 'wheel';
   }
 };
 
 /** @enum {string} */
 SDK.EventListener.Origin = {
   Raw: 'Raw',
   Framework: 'Framework',
   FrameworkUser: 'FrameworkUser'
 };