Devtools: [WIP] Implement enhanced devtools extension language APIs

Source/devtools/front_end/components/ExecutionContextSelector.js

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 /**
  * @constructor
  * @implements {WebInspector.TargetManager.Observer}
  * @param {!WebInspector.TargetManager} targetManager
  * @param {!WebInspector.Context} context
  */
@@ skipping 130 matching lines @@
             }
         }
         this._contextIsGoingAway = true;
         this._context.setFlavor(WebInspector.ExecutionContext, newContext);
         this._contextIsGoingAway = false;
     }
 }
 
 /**
  * @param {!Element} proxyElement
+ * @param {string} text
+ * @param {number} cursorOffset
  * @param {!Range} wordRange
  * @param {boolean} force
  * @param {function(!Array.<string>, number=)} completionsReadyCallback
  */
-WebInspector.ExecutionContextSelector.completionsForTextPromptInCurrentContext = function(proxyElement, wordRange, force, completionsReadyCallback)
+WebInspector.ExecutionContextSelector.completionsForTextPromptInCurrentContext = function(proxyElement, text, cursorOffset, wordRange, force, completionsReadyCallback)
 {
     var executionContext = WebInspector.context.flavor(WebInspector.ExecutionContext);
     if (!executionContext) {
         completionsReadyCallback([]);
         return;
     }
 
     // Pass less stop characters to rangeOfWord so the range will be a more complete expression.
     var expressionRange = wordRange.startContainer.rangeOfWord(wordRange.startOffset, " =:({;,!+-*/&|^<>", proxyElement, "backward");
     var expressionString = expressionRange.toString();
 
     // The "[" is also a stop character, except when it's the last character of the expression.
     var pos = expressionString.lastIndexOf("[", expressionString.length - 2);
     if (pos !== -1)
         expressionString = expressionString.substr(pos + 1);
 
     var prefix = wordRange.toString();
-    executionContext.completionsForExpression(expressionString, prefix, force, completionsReadyCallback);
+    executionContext.completionsForExpression(expressionString, text, cursorOffset, prefix, force, completionsReadyCallback);
 }