Moved CrxInstaller and CrxInstallerError into extensions namespace

chrome/browser/extensions/crx_file.cc

 // Copyright (c) 2012 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/extensions/crx_file.h"
 
+namespace extensions {
+
 namespace {
 
 // The current version of the crx format.
 static const uint32 kCurrentVersion = 2;
 
 // The maximum size the crx parser will tolerate for a public key.
 static const uint32 kMaxPublicKeySize = 1 << 16;
 
 // The maximum size the crx parser will tolerate for a signature.
 static const uint32 kMaxSignatureSize = 1 << 16;
@@ skipping 38 matching lines @@
   else if (header.key_size == 0)
     *error = kInvalidKeyTooSmall;
   else if (header.signature_size > kMaxSignatureSize)
     *error = kInvalidSignatureTooLarge;
   else if (header.signature_size == 0)
     *error = kInvalidSignatureTooSmall;
   else
     valid = true;
   return valid;
 }
+
+}  // namespace extensions