Using MIME types in addition to plugin name to differentiate between plugins.

chrome/browser/plugins/plugin_metadata.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_PLUGINS_PLUGIN_METADATA_H_
 #define CHROME_BROWSER_PLUGINS_PLUGIN_METADATA_H_
 
 #include <map>
 
 #include "base/memory/scoped_ptr.h"
@@ skipping 22 matching lines @@
   static const char kShockwaveGroupName[];
   static const char kRealPlayerGroupName[];
   static const char kSilverlightGroupName[];
   static const char kWindowsMediaPlayerGroupName[];
 
   PluginMetadata(const std::string& identifier,
                  const string16& name,
                  bool url_for_display,
                  const GURL& plugin_url,
                  const GURL& help_url,
-                 const string16& group_name_matcher);
+                 const string16& group_name_matcher,
+                 const std::string& language);
   ~PluginMetadata();
 
   // Unique identifier for the plug-in.
   const std::string& identifier() const { return identifier_; }
 
   // Human-readable name of the plug-in.
   const string16& name() const { return name_; }
 
   // If |url_for_display| is false, |plugin_url| is the URL of the download page
   // for the plug-in, which should be opened in a new tab. If it is true,
   // |plugin_url| is the URL of the plug-in installer binary, which can be
   // directly downloaded.
   bool url_for_display() const { return url_for_display_; }
   const GURL& plugin_url() const { return plugin_url_; }
 
   // URL to open when the user clicks on the "Problems installing?" link.
   const GURL& help_url() const { return help_url_; }
 
+  const std::string& language() const { return language_; }
+
+  bool HasMimeType(const std::string& mime_type) const;
+  void AddMimeType(const std::string& mime_type);
+  void AddMatchingMimeType(const std::string& mime_type);
+
   // Adds information about a plug-in version.
   void AddVersion(const Version& version, SecurityStatus status);
 
-  // Checks if the plug-in matches the group matcher.
+  // Checks if |plugin| mime types match all |matching_mime_types_|.
+  // If there is no |matching_mime_types_|, |group_name_matcher_| is used
+  // for matching.
   bool MatchesPlugin(const webkit::WebPluginInfo& plugin);
 
   // If |status_str| describes a valid security status, writes it to |status|
   // and returns true, else returns false and leaves |status| unchanged.
   static bool ParseSecurityStatus(const std::string& status_str,
                                   SecurityStatus* status);
 
   // Returns the security status for the given plug-in (i.e. whether it is
   // considered out-of-date, etc.)
   SecurityStatus GetSecurityStatus(const webkit::WebPluginInfo& plugin) const;
 
   scoped_ptr<PluginMetadata> Clone() const;
 
  private:
   struct VersionComparator {
     bool operator() (const Version& lhs, const Version& rhs) const;
   };
 
   std::string identifier_;
   string16 name_;
   string16 group_name_matcher_;
   bool url_for_display_;
   GURL plugin_url_;
   GURL help_url_;
+  std::string language_;
   std::map<Version, SecurityStatus, VersionComparator> versions_;
+  std::vector<std::string> all_mime_types_;
+  std::vector<std::string> matching_mime_types_;
 
   DISALLOW_COPY_AND_ASSIGN(PluginMetadata);
 };
 
 #endif  // CHROME_BROWSER_PLUGINS_PLUGIN_METADATA_H_