Devtools: [WIP] Implement enhanced devtools extension language APIs

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 304 matching lines @@
                 return;
             }
 
             if (returnByValue)
                 callback(null, !!wasThrown, wasThrown ? null : result, exceptionDetails);
             else
                 callback(this.runtimeModel.createRemoteObject(result), !!wasThrown, undefined, exceptionDetails);
         }
         this.target().runtimeAgent().evaluate(expression, objectGroup, includeCommandLineAPI, doNotPauseOnExceptionsAndMuteConsole, this.id, returnByValue, generatePreview, evalCallback.bind(this));
     },
+    
+    /**
+     * @return {(!WebInspector.DebuggerModel.Location|undefined)}
+     */
+    pauseLocation: function() {
+        var frame = this.debuggerModel.selectedCallFrame();
+        if (frame) {
+            return frame.location();
+        }
+        return;
+    },
 
     /**
      * @param {string} expressionString
+     * @param {string} text
+     * @param {number} cursorOffset
      * @param {string} prefix
      * @param {boolean} force
      * @param {function(!Array.<string>, number=)} completionsReadyCallback
      */
-    completionsForExpression: function(expressionString, prefix, force, completionsReadyCallback)
+    completionsForExpression: function(expressionString, text, cursorOffset, prefix, force, completionsReadyCallback)
     {
         var lastIndex = expressionString.length - 1;
 
         var dotNotation = (expressionString[lastIndex] === ".");
         var bracketNotation = (expressionString[lastIndex] === "[");
 
         if (dotNotation || bracketNotation)
             expressionString = expressionString.substr(0, lastIndex);
 
         if (expressionString && parseInt(expressionString, 10) == expressionString) {
@@ skipping 210 matching lines @@
     /**
      * @return {!RuntimeAgent.RemoteObjectId}
      */
      objectId: function()
      {
         return this._objectId;
      },
 
     __proto__: WebInspector.SDKObject.prototype
 }