DevTools: eliminate {Default,Resource}ScriptMapping.addScript method

third_party/WebKit/Source/devtools/front_end/bindings/DefaultScriptMapping.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 22 matching lines @@
  */
 Bindings.DefaultScriptMapping = class {
   /**
    * @param {!SDK.DebuggerModel} debuggerModel
    * @param {!Workspace.Workspace} workspace
    * @param {!Bindings.DebuggerWorkspaceBinding} debuggerWorkspaceBinding
    */
   constructor(debuggerModel, workspace, debuggerWorkspaceBinding) {
     this._debuggerModel = debuggerModel;
     this._debuggerWorkspaceBinding = debuggerWorkspaceBinding;
-    var projectId = Bindings.DefaultScriptMapping.projectIdForTarget(debuggerModel.target());
     this._project = new Bindings.ContentProviderBasedProject(
-        workspace, projectId, Workspace.projectTypes.Debugger, '', true /* isServiceProject */);
-    this._eventListeners =
-        [debuggerModel.addEventListener(SDK.DebuggerModel.Events.GlobalObjectCleared, this._debuggerReset, this)];
+        workspace, 'debugger:' + debuggerModel.target().id(), Workspace.projectTypes.Debugger, '',
+        true /* isServiceProject */);
+    this._eventListeners = [
+      debuggerModel.addEventListener(SDK.DebuggerModel.Events.GlobalObjectCleared, this._debuggerReset, this),
+      debuggerModel.addEventListener(SDK.DebuggerModel.Events.ParsedScriptSource, this._parsedScriptSource, this),
+      debuggerModel.addEventListener(
+          SDK.DebuggerModel.Events.FailedToParseScriptSource, this._parsedScriptSource, this),
+      debuggerModel.addEventListener(
+          SDK.DebuggerModel.Events.DiscardedAnonymousScriptSource, this._discardedScriptSource, this)
+    ];
   }
 
   /**
    * @param {!Workspace.UISourceCode} uiSourceCode
    * @return {?SDK.Script}
    */
   static scriptForUISourceCode(uiSourceCode) {
     return uiSourceCode[Bindings.DefaultScriptMapping._scriptSymbol] || null;
   }
 
   /**
-   * @param {!SDK.Target} target
-   * @return {string}
-   */
-  static projectIdForTarget(target) {
-    return 'debugger:' + target.id();
-  }
-
-  /**
    * @override
    * @param {!SDK.DebuggerModel.Location} rawLocation
    * @return {?Workspace.UILocation}
    */
   rawLocationToUILocation(rawLocation) {
     var script = rawLocation.script();
     if (!script)
       return null;
     var uiSourceCode = script[Bindings.DefaultScriptMapping._uiSourceCodeSymbol];
     var lineNumber = rawLocation.lineNumber - (script.isInlineScriptWithSourceURL() ? script.lineOffset : 0);
@@ skipping 15 matching lines @@
     if (!script)
       return null;
     if (script.isInlineScriptWithSourceURL()) {
       return this._debuggerModel.createRawLocation(
           script, lineNumber + script.lineOffset, lineNumber ? columnNumber : columnNumber + script.columnOffset);
     }
     return this._debuggerModel.createRawLocation(script, lineNumber, columnNumber);
   }
 
   /**
-   * @param {!SDK.Script} script
+   * @param {!Common.Event} event
    */
-  addScript(script) {
+  _parsedScriptSource(event) {
+    var script = /** @type {!SDK.Script} */ (event.data);
     var name = Common.ParsedURL.extractName(script.sourceURL);
     var url = 'debugger:///VM' + script.scriptId + (name ? ' ' + name : '');
 
     var uiSourceCode = this._project.createUISourceCode(url, Common.resourceTypes.Script);
     uiSourceCode[Bindings.DefaultScriptMapping._scriptSymbol] = script;
     script[Bindings.DefaultScriptMapping._uiSourceCodeSymbol] = uiSourceCode;
     this._project.addUISourceCodeWithProvider(uiSourceCode, script, null, 'text/javascript');
     this._debuggerWorkspaceBinding.updateLocations(script);
   }
 
   /**
-   * @param {!SDK.Script} script
+   * @param {!Common.Event} event
    */
-  removeScript(script) {
+  _discardedScriptSource(event) {
+    var script = /** @type {!SDK.Script} */ (event.data);
     var uiSourceCode = script[Bindings.DefaultScriptMapping._uiSourceCodeSymbol];
     if (!uiSourceCode)
       return;
     delete script[Bindings.DefaultScriptMapping._uiSourceCodeSymbol];
     delete uiSourceCode[Bindings.DefaultScriptMapping._scriptSymbol];
     this._project.removeUISourceCode(uiSourceCode.url());
   }
 
   _debuggerReset() {
     this._project.reset();
   }
 
   dispose() {
     Common.EventTarget.removeEventListeners(this._eventListeners);
     this._debuggerReset();
     this._project.dispose();
   }
 };
 
 Bindings.DefaultScriptMapping._scriptSymbol = Symbol('symbol');
-Bindings.DefaultScriptMapping._uiSourceCodeSymbol = Symbol('uiSourceCodeSymbol');
+Bindings.DefaultScriptMapping._uiSourceCodeSymbol = Symbol('uiSourceCodeSymbol');