InstantExtended: hook up InstantTab in incognito.

chrome/browser/ui/search/instant_page.h

Index: chrome/browser/ui/search/instant_page.h
diff --git a/chrome/browser/ui/search/instant_page.h b/chrome/browser/ui/search/instant_page.h
index b67647bf32f5d54425b84d0783cddad513a69712..a294600a2210a1e1385da6dfebc6e5da8aabf7d9 100644
--- a/chrome/browser/ui/search/instant_page.h
+++ b/chrome/browser/ui/search/instant_page.h
@@ -194,7 +194,8 @@ class InstantPage : public content::WebContentsObserver,
   void ToggleVoiceSearch();
 
  protected:
-  InstantPage(Delegate* delegate, const std::string& instant_url);
+  InstantPage(Delegate* delegate, const std::string& instant_url,
+              bool off_the_record);
 
   // Sets |web_contents| as the page to communicate with. |web_contents| may be
   // NULL, which effectively stops all communication.
@@ -277,6 +278,7 @@ class InstantPage : public content::WebContentsObserver,
 
   Delegate* const delegate_;
   const std::string instant_url_;
+  const bool off_the_record_;
 
   DISALLOW_COPY_AND_ASSIGN(InstantPage);
 };