Move WebstoreInstaller, WebstoreInlineInstaller, related in extensions namespace

chrome/browser/extensions/webstore_install_helper.h

 // 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.
 
 #ifndef CHROME_BROWSER_EXTENSIONS_WEBSTORE_INSTALL_HELPER_H_
 #define CHROME_BROWSER_EXTENSIONS_WEBSTORE_INSTALL_HELPER_H_
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 12 matching lines @@
 
 namespace content {
 class UtilityProcessHost;
 }
 
 namespace net {
 class URLFetcher;
 class URLRequestContextGetter;
 }
 
+namespace extensions {
+
 // This is a class to help dealing with webstore-provided data. It manages
 // sending work to the utility process for parsing manifests and
 // fetching/decoding icon data. Clients must implement the
 // WebstoreInstallHelper::Delegate interface to receive the parsed data.
 class WebstoreInstallHelper : public content::UtilityProcessHostClient,
                               public net::URLFetcherDelegate {
  public:
   class Delegate {
    public:
     enum InstallHelperResultCode {
@@ skipping 82 matching lines @@
   scoped_ptr<base::DictionaryValue> parsed_manifest_;
 
   // A details string for keeping track of any errors.
   std::string error_;
 
   // A code to distinguish between an error with the icon, and an error with the
   // manifest.
   Delegate::InstallHelperResultCode parse_error_;
 };
 
+}  // namespace extensions
+
 #endif  // CHROME_BROWSER_EXTENSIONS_WEBSTORE_INSTALL_HELPER_H_