Revert of DevTools: support resolving a UILocation to multiple raw script locations

third_party/WebKit/Source/devtools/front_end/snippets/ScriptSnippetModel.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 403 matching lines @@
       return null;
 
     return uiSourceCode.uiLocation(debuggerModelLocation.lineNumber, debuggerModelLocation.columnNumber || 0);
   }
 
   /**
    * @override
    * @param {!Workspace.UISourceCode} uiSourceCode
    * @param {number} lineNumber
    * @param {number} columnNumber
-   * @return {!Array<!SDK.DebuggerModel.Location>}
+   * @return {?SDK.DebuggerModel.Location}
    */
-  uiLocationToRawLocations(uiSourceCode, lineNumber, columnNumber) {
+  uiLocationToRawLocation(uiSourceCode, lineNumber, columnNumber) {
     var script = this._scriptForUISourceCode.get(uiSourceCode);
-    var location;
-    if (script)
-      location = this._debuggerModel.createRawLocation(script, lineNumber, columnNumber);
-    return location ? [location] : [];
+    if (!script)
+      return null;
+
+    return this._debuggerModel.createRawLocation(script, lineNumber, columnNumber);
   }
 
   /**
    * @param {!SDK.Script} script
    * @param {!Workspace.UISourceCode} uiSourceCode
    */
   _addScript(script, uiSourceCode) {
     console.assert(!this._scriptForUISourceCode.get(uiSourceCode));
     Bindings.debuggerWorkspaceBinding.setSourceMapping(this._debuggerModel, uiSourceCode, this);
     this._uiSourceCodeForScriptId[script.scriptId] = uiSourceCode;
@@ skipping 167 matching lines @@
    */
   deleteFile(uiSourceCode) {
     this._model.deleteScriptSnippet(uiSourceCode);
   }
 };
 
 /**
  * @type {!Snippets.ScriptSnippetModel}
  */
 Snippets.scriptSnippetModel = new Snippets.ScriptSnippetModel(Workspace.workspace);