DevTools: kill DebuggerWorkspaceBinding.{push,pop,set}SourceMapping

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 70 matching lines @@
 
   /**
    * @override
    * @param {!Workspace.UISourceCode} uiSourceCode
    * @param {number} lineNumber
    * @param {number} columnNumber
    * @return {?SDK.DebuggerModel.Location}
    */
   uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber) {
     var script = uiSourceCode[Bindings.DefaultScriptMapping._scriptSymbol];
+    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
    */
   addScript(script) {
     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.setSourceMapping(this._debuggerModel, uiSourceCode, this);
-    this._debuggerWorkspaceBinding.pushSourceMapping(script, this);
+    this._debuggerWorkspaceBinding.updateLocations(script);
   }
 
   /**
    * @param {!SDK.Script} script
    */
   removeScript(script) {
     var uiSourceCode = script[Bindings.DefaultScriptMapping._uiSourceCodeSymbol];
     if (!uiSourceCode)
       return;
     delete script[Bindings.DefaultScriptMapping._uiSourceCodeSymbol];
     delete uiSourceCode[Bindings.DefaultScriptMapping._scriptSymbol];
     this._project.removeUISourceCode(uiSourceCode.url());
   }
 
-  /**
-   * @override
-   * @return {boolean}
-   */
-  isIdentity() {
-    return true;
-  }
-
-  /**
-   * @override
-   * @param {!Workspace.UISourceCode} uiSourceCode
-   * @param {number} lineNumber
-   * @return {boolean}
-   */
-  uiLineHasMapping(uiSourceCode, lineNumber) {
-    return true;
-  }
-
   _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');