Enabled pressing TAB to cycle through the Omnibox results.

chrome/browser/ui/views/autocomplete/autocomplete_popup_contents_view.h

Index: chrome/browser/ui/views/autocomplete/autocomplete_popup_contents_view.h
===================================================================
--- chrome/browser/ui/views/autocomplete/autocomplete_popup_contents_view.h	(revision 95169)
+++ chrome/browser/ui/views/autocomplete/autocomplete_popup_contents_view.h	(working copy)
@@ -6,6 +6,7 @@
 #define CHROME_BROWSER_UI_VIEWS_AUTOCOMPLETE_AUTOCOMPLETE_POPUP_CONTENTS_VIEW_H_
 #pragma once
 
+#include "base/memory/scoped_vector.h"
 #include "chrome/browser/autocomplete/autocomplete.h"
 #include "chrome/browser/autocomplete/autocomplete_popup_model.h"
 #include "chrome/browser/autocomplete/autocomplete_popup_view.h"
@@ -170,6 +171,12 @@
   gfx::Rect start_bounds_;
   gfx::Rect target_bounds_;
 
+  typedef ScopedVector<ui::SlideAnimation> SlideAnimations;

[Peter Kasting, 2011/08/04 20:07:53]

Nit: Typedef goes atop the "private" section (just below class decls, I think)

+  // A list of animations for each result line.  The animation is used to
+  // gracefully switch between the result view and the keyword view for
+  // each line.
+  SlideAnimations keyword_animations_;
+
   DISALLOW_COPY_AND_ASSIGN(AutocompletePopupContentsView);
 };