InstantExtended: don't reset InstantTab if not ready.

chrome/browser/ui/search/instant_page.h

 // Copyright 2013 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_UI_SEARCH_INSTANT_PAGE_H_
 #define CHROME_BROWSER_UI_SEARCH_INSTANT_PAGE_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
+#include "base/gtest_prod_util.h"
 #include "base/string16.h"
 #include "chrome/common/instant_types.h"
 #include "chrome/common/omnibox_focus_state.h"
 #include "content/public/browser/web_contents_observer.h"
 #include "content/public/common/page_transition_types.h"
 
 class GURL;
 
 namespace content {
 class WebContents;
@@ skipping 170 matching lines @@
   // methods.
   virtual bool ShouldProcessRenderViewCreated();
   virtual bool ShouldProcessRenderViewGone();
   virtual bool ShouldProcessAboutToNavigateMainFrame();
   virtual bool ShouldProcessSetSuggestions();
   virtual bool ShouldProcessShowInstantOverlay();
   virtual bool ShouldProcessFocusOmnibox();
   virtual bool ShouldProcessNavigateToURL();
 
  private:
+  FRIEND_TEST_ALL_PREFIXES(InstantExtendedTest, UsesOverlayIfTabNotReady);
+
   // Overridden from content::WebContentsObserver:
   virtual void RenderViewCreated(
       content::RenderViewHost* render_view_host) OVERRIDE;
   virtual void DidFinishLoad(
       int64 frame_id,
       const GURL& validated_url,
       bool is_main_frame,
       content::RenderViewHost* render_view_host) OVERRIDE;
   virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
   virtual void RenderViewGone(base::TerminationStatus status) OVERRIDE;
@@ skipping 20 matching lines @@
   void OnUndoAllMostVisitedDeletions();
 
   Delegate* const delegate_;
   const std::string instant_url_;
   bool supports_instant_;
 
   DISALLOW_COPY_AND_ASSIGN(InstantPage);
 };
 
 #endif  // CHROME_BROWSER_UI_SEARCH_INSTANT_PAGE_H_