Makes chrome pass down the length of text as the end of the

chrome/renderer/searchbox_extension.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/renderer/searchbox_extension.h"
 
 #include <string>
 #include <vector>
 
 #include "base/command_line.h"
@@ skipping 55 matching lines @@
 static const char kCancelEventName[] = "chrome.searchBox.oncancel";
 
 static const char kResizeEventName[] = "chrome.searchBox.onresize";
 
 // Deprecated API support.
 // TODO(tonyg): Remove these when they are no longer used.
 // ----------------------------------------------------------------------------
 // Script sent as the user is typing and the provider supports instant.
 // Params:
 // . the text the user typed.
-// TODO: add support for the 3rd param. '46' forces the server to give us
-// verbatim results.
+// '46' forces the server to give us verbatim results.
 static const char kUserInputScript[] =
     "if (window.chrome.userInput)"
     "  window.chrome.userInput("
     "    window.chrome.searchBox.value,"
     "    window.chrome.searchBox.verbatim ? 46 : 0,"
-    "    0);";
+    "    window.chrome.searchBox.selectionStart);";
 
 // Script sent when the page is committed and the provider supports instant.
 // Params:
 // . the text the user typed.
 // . boolean indicating if the user pressed enter to accept the text.
 static const char kUserDoneScript[] =
     "if (window.chrome.userWantsQuery)"
     "  window.chrome.userWantsQuery("
     "    window.chrome.searchBox.value,"
     "    window.chrome.searchBox.verbatim);";
@@ skipping 318 matching lines @@
 
   return supports_searchbox_api || supports_deprecated_api;
 }
 
 // static
 v8::Extension* SearchBoxExtension::Get() {
   return new SearchBoxExtensionWrapper();
 }
 
 }  // namespace extensions_v8