Implemented the rest of loading/parsing logic for extension i18n:...

chrome/common/extensions/extension.h

 // Copyright (c) 2009 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_COMMON_EXTENSIONS_EXTENSION_H_
 #define CHROME_COMMON_EXTENSIONS_EXTENSION_H_
 
 #include <map>
 #include <set>
 #include <string>
 #include <vector>
 
 #include "base/file_path.h"
 #include "base/scoped_ptr.h"
 #include "base/values.h"
 #include "base/version.h"
+#include "chrome/browser/extensions/extension_message_bundle.h"
+#include "chrome/browser/extensions/user_script_master.h"
 #include "chrome/common/extensions/user_script.h"
-#include "chrome/browser/extensions/user_script_master.h"
 #include "chrome/common/extensions/url_pattern.h"
 #include "chrome/common/page_action.h"
 #include "googleurl/src/gurl.h"
 
 // Represents a Chrome extension.
 class Extension {
  public:
   typedef std::vector<URLPattern> HostPermissions;
 
   // What an extension was loaded from.
@@ skipping 211 matching lines @@
   std::set<FilePath> GetBrowserImages();
 
   // Returns an absolute path to the given icon inside of the extension. Returns
   // an empty FilePath if the extension does not have that icon.
   FilePath GetIconPath(Icons icon);
 
   const DictionaryValue* manifest_value() const {
     return manifest_value_.get();
   }
 
-  // Returns a list of all locales supported by the extension.
-  const std::set<std::string>& supported_locales() const {
-    return supported_locales_;
+  // Getter/setter for l10n message bundle.
+  const ExtensionMessageBundle* message_bundle() const {
+    return message_bundle_.get();
   }
-  // Add locale to the list of supported locales.
-  void AddSupportedLocale(const std::string& supported_locale) {
-    supported_locales_.insert(supported_locale);
-  }
-
-  // Getter/setter for a default_locale_.
-  const std::string& default_locale() const { return default_locale_; }
-  void set_default_locale(const std::string& default_locale) {
-    default_locale_ = default_locale;
+  void set_message_bundle(ExtensionMessageBundle* message_bundle) {
+    message_bundle_.reset(message_bundle);
   }
 
   // Chrome URL overrides (see ExtensionOverrideUI).
   DictionaryValue* GetChromeURLOverrides() const {
     return chrome_url_overrides_.get();
   }
 
   // Runtime data:
   // Put dynamic data about the state of a running extension below.
 
@@ skipping 101 matching lines @@
 
   // The paths to the icons the extension contains mapped by their width.
   std::map<int, std::string> icons_;
 
   // URL for fetching an update manifest
   GURL update_url_;
 
   // A copy of the manifest that this extension was created from.
   scoped_ptr<DictionaryValue> manifest_value_;
 
-    // List of all locales extension supports.
-  std::set<std::string> supported_locales_;
-
-  // Default locale, used for fallback.
-  std::string default_locale_;
+  // Handles the l10n messages replacement and parsing.
+  scoped_ptr<ExtensionMessageBundle> message_bundle_;
 
   // A map of chrome:// hostnames (newtab, downloads, etc.) to Extension URLs
   // which override the handling of those URLs.
   scoped_ptr<DictionaryValue> chrome_url_overrides_;
 
   // Runtime data:
 
   // True if the background page is ready.
   bool background_page_ready_;
 
   FRIEND_TEST(ExtensionTest, LoadPageActionHelper);
 
   DISALLOW_COPY_AND_ASSIGN(Extension);
 };
 
 #endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_H_