Disable outdated non-sandboxed plugins.

BUG=47731
TEST=Run with --disable-outdated-plugins

Review URL: http://codereview.chromium.org/3038051

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@55227 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 9 insertions, 3 deletions

diff --git a/chrome/common/plugin_group.h b/chrome/common/plugin_group.h
index 7990038..d4db0fc 100644
--- a/chrome/common/plugin_group.h
+++ b/chrome/common/plugin_group.h
@@ -28,9 +28,13 @@ struct PluginGroupDefinition {
   const char* update_url;  // Location of latest secure version.
 };
 
+// A PluginGroup can match a range of versions of a specific plugin (as defined
+// by matching a substring of its name).
+// It contains all WebPluginInfo structs (at least one) matching its definition.
+// In addition, it knows about a security "baseline", i.e. the minimum version
+// of a plugin that is needed in order not to exhibit known security
+// vulnerabilities.
 
-// A PluginGroup contains at least one WebPluginInfo.
-// In addition, it knows if the plugin is critically vulnerable.
 class PluginGroup {
  public:
   // Creates a PluginGroup from a PluginGroupDefinition.
@@ -41,7 +45,9 @@ class PluginGroup {
   // definition is found.
   static PluginGroup* FromWebPluginInfo(const WebPluginInfo& wpi);
 
-  // Find a plugin group matching |info| in the list of hardcoded plugins.
+  // Find a plugin group matching |info| in the list of hardcoded plugins and
+  // returns a copy of it if found, or a new group matching exactly this plugin
+  // otherwise.
   static PluginGroup* FindHardcodedPluginGroup(const WebPluginInfo& info);
 
   // Configures the set of plugin names that are disabled by policy.