Move Feature and Manifest to top-level extensions.

chrome/browser/extensions/admin_policy.cc

Index: chrome/browser/extensions/admin_policy.cc
diff --git a/chrome/browser/extensions/admin_policy.cc b/chrome/browser/extensions/admin_policy.cc
index 608fdeac2d052800441e7819e14bd53cd530e265..0f1e95cad41adac25533c2c4ddc62a24530e74fa 100644
--- a/chrome/browser/extensions/admin_policy.cc
+++ b/chrome/browser/extensions/admin_policy.cc
@@ -6,7 +6,7 @@
 
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/common/extensions/extension.h"
-#include "chrome/common/extensions/manifest.h"
+#include "extensions/common/manifest.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ -116,5 +116,5 @@ bool MustRemainEnabled(const Extension* extension, string16* error) {
   return ManagementPolicyImpl(extension, error, false);
 }
 
-}  // namespace
-}  // namespace
+}  // namespace admin_policy
+}  // namespace extensions