Introduce incognito preference settings.

chrome/browser/profiles/profile_impl.cc

Index: chrome/browser/profiles/profile_impl.cc
diff --git a/chrome/browser/profiles/profile_impl.cc b/chrome/browser/profiles/profile_impl.cc
index 2c610e19ec17d86c1f589e2d918a4922306e283e..8160ed61446b9252c136599e19acd606841c5fef 100644
--- a/chrome/browser/profiles/profile_impl.cc
+++ b/chrome/browser/profiles/profile_impl.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -661,7 +661,9 @@ net::TransportSecurityState*
 
 PrefService* ProfileImpl::GetPrefs() {
   if (!prefs_.get()) {
-    ExtensionPrefStore* extension_pref_store = new ExtensionPrefStore;
+    ExtensionPrefStore* extension_pref_store = new ExtensionPrefStore(false);
+    ExtensionPrefStore* incognito_extension_pref_store =
+        new ExtensionPrefStore(true);
     prefs_.reset(PrefService::CreatePrefService(GetPrefFilePath(),
                                                 extension_pref_store,
                                                 GetOriginalProfile()));
@@ -682,10 +684,12 @@ PrefService* ProfileImpl::GetPrefs() {
 
     // Ensure that preferences set by extensions are restored in the profile
     // as early as possible. The constructor takes care of that.
+
     extension_prefs_.reset(new ExtensionPrefs(
         prefs_.get(),
         GetPath().AppendASCII(ExtensionService::kInstallDirectoryName),
-        extension_pref_store));
+        extension_pref_store,
+        incognito_extension_pref_store));
 
     DCHECK(!net_pref_observer_.get());
     net_pref_observer_.reset(new NetPrefObserver(prefs_.get()));