Added prerendering to omnibox.

chrome/browser/autocomplete/autocomplete_edit.h

 // Copyright (c) 2011 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.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_H_
 #pragma once
 
 #include "base/memory/scoped_ptr.h"
 #include "base/string16.h"
@@ skipping 511 matching lines @@
   // user hasn't actually selected a keyword yet.  When this is true, we can use
   // keyword_ to show a "Press <tab> to search" sort of hint.
   bool is_keyword_hint_;
 
   // Paste And Go-related state.  See CanPasteAndGo().
   mutable AutocompleteMatch paste_and_go_match_;
   mutable GURL paste_and_go_alternate_nav_url_;
 
   Profile* profile_;
 
-  // Should instant be updated? This is needed as prior to accepting the current
-  // text the model is reverted, which triggers resetting instant. We don't want
-  // to update instant in this case, so we use the flag to determine if this is
-  // happening.
-  bool update_instant_;
+  // This is needed as prior to accepting the current text the model is
+  // reverted, which triggers resetting instant. We don't want to update instant
+  // in this case, so we use the flag to determine if this is happening.
+  bool in_revert_;
 
   // Indicates if the upcoming autocomplete search is allowed to be treated as
   // an exact keyword match. If it's true then keyword mode will be triggered
   // automatically if the input is "<keyword> <search string>". We only allow
   // such trigger when:
   // 1.A single space character is added at the end of a keyword, such as:
   //   (assume "foo" is a keyword, | is the input caret)
   //   foo| -> foo |
   //   foo[bar] -> foo |  ([bar] indicates a selected text "bar")
   // 2.A single space character is inserted after a keyword when the caret is
   //   not at the end of the line, such as:
   //   foo|bar -> foo |bar
   //
   // It has no effect if a keyword is already selected.
   bool allow_exact_keyword_match_;
 
   // Last value of InstantCompleteBehavior supplied to |SetSuggestedText|.
   InstantCompleteBehavior instant_complete_behavior_;
 
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditModel);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_H_