Handful of related instant changes:

chrome/browser/instant/instant_confirm_dialog.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/browser/instant/instant_confirm_dialog.h"
 
+#include "chrome/browser/instant/instant_controller.h"
+#include "chrome/browser/instant/promo_counter.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profile.h"
 #include "chrome/common/pref_names.h"
 
 namespace browser {
 
 // TODO: get the right url.
 const char kInstantLearnMoreURL[] = "http://www.google.com";
 
 void ShowInstantConfirmDialogIfNecessary(gfx::NativeWindow parent,
                                          Profile* profile) {
   PrefService* prefs = profile->GetPrefs();
   if (!prefs)
     return;
 
+  PromoCounter* promo_counter = profile->GetInstantPromoCounter();
+  if (promo_counter)
+    promo_counter->Hide();
+
   if (prefs->GetBoolean(prefs::kInstantConfirmDialogShown)) {
-    prefs->SetBoolean(prefs::kInstantEnabled, true);
+    InstantController::Enable(profile);
     return;
   }
 
   ShowInstantConfirmDialog(parent, profile);
 }
 
 #if !defined(TOOLKIT_VIEWS) && !defined(TOOLKIT_GTK)
 void ShowInstantConfirmDialog(gfx::NativeWindow parent,
                               Profile* profile) {
   NOTIMPLEMENTED();
 }
 #endif
 
 }  // namespace browser