Move apps/shell to extensions/shell.

extensions/shell/browser/shell_special_storage_policy.cc

Index: extensions/shell/browser/shell_special_storage_policy.cc
diff --git a/apps/shell/browser/shell_special_storage_policy.cc b/extensions/shell/browser/shell_special_storage_policy.cc
similarity index 88%
rename from apps/shell/browser/shell_special_storage_policy.cc
rename to extensions/shell/browser/shell_special_storage_policy.cc
index f08f7320d95dc8d511fb69f7e80ffbea6b1649b1..a5f41200235932d7270b245fd55e32fe49af6e21 100644
--- a/apps/shell/browser/shell_special_storage_policy.cc
+++ b/extensions/shell/browser/shell_special_storage_policy.cc
@@ -2,9 +2,9 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "apps/shell/browser/shell_special_storage_policy.h"
+#include "extensions/shell/browser/shell_special_storage_policy.h"
 
-namespace apps {
+namespace extensions {
 
 ShellSpecialStoragePolicy::ShellSpecialStoragePolicy() {
 }
@@ -40,4 +40,4 @@ bool ShellSpecialStoragePolicy::HasIsolatedStorage(const GURL& origin) {
   return false;
 }
 
-}  // namespace apps
+}  // namespace extensions