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

chrome/browser/plugins/plugin_metadata.h

Index: chrome/browser/plugins/plugin_metadata.h
diff --git a/chrome/browser/plugins/plugin_metadata.h b/chrome/browser/plugins/plugin_metadata.h
index b8ca5e0d1976857cd99ca2d81f7ef24c8cfbb532..716dad3758daf15a5cb66bbeee7eafc29763fa60 100644
--- a/chrome/browser/plugins/plugin_metadata.h
+++ b/chrome/browser/plugins/plugin_metadata.h
@@ -40,7 +40,8 @@ class PluginMetadata {
                  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.
@@ -58,12 +59,19 @@ class PluginMetadata {
 
   // 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;
+
+  // Adds information about MIME types.
+  void AddMimeType(const std::string& mime_type, bool use_in_matching);
 
   // Adds information about a plug-in version.
   void AddVersion(const Version& version, SecurityStatus status);
 
   // Checks if the plug-in matches the group matcher.
-  bool MatchesPlugin(const webkit::WebPluginInfo& plugin);
+  bool MatchesPlugin(const webkit::WebPluginInfo& plugin,
+                     string16* matching_name);
 
   // If |status_str| describes a valid security status, writes it to |status|
   // and returns true, else returns false and leaves |status| unchanged.
@@ -87,7 +95,10 @@ class PluginMetadata {
   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);
 };