Return a list of plugins that support clearing site data instead of the first one.

content/public/browser/plugin_data_remover.h

Index: content/public/browser/plugin_data_remover.h
diff --git a/content/public/browser/plugin_data_remover.h b/content/public/browser/plugin_data_remover.h
index 88aeaee0d67d87366f9a891b261d9f718296a31e..c2cc9693305becd51876db29a729cdedb3d6aba4 100644
--- a/content/public/browser/plugin_data_remover.h
+++ b/content/public/browser/plugin_data_remover.h
@@ -6,6 +6,8 @@
 #define CONTENT_PUBLIC_BROWSER_PLUGIN_DATA_REMOVER_H_
 #pragma once
 
+#include <vector>
+
 #include "base/time.h"
 #include "content/common/content_export.h"
 
@@ -29,11 +31,11 @@ class CONTENT_EXPORT PluginDataRemover {
   // Starts removing plug-in data stored since |begin_time|.
   virtual base::WaitableEvent* StartRemoving(base::Time begin_time) = 0;
 
-  // Returns whether there is a plug-in installed that supports removing LSO
-  // data. If it returns true |plugin| is also set to that plugin. This method
+  // XXX

[jam, 2012/05/04 16:37:32]

?

[Bernhard Bauer, 2012/05/04 17:05:15]

Forgot to add a comment.

One day, I'm going to write a presubmit check that checks this, but so far
you're doing that job admirably :-D

+  // This method
   // will use cached plugin data. Call PluginService::GetPlugins() if the latest
   // data is needed.
-  static bool IsSupported(webkit::WebPluginInfo* plugin);
+  static void GetSupportedPlugins(std::vector<webkit::WebPluginInfo>* plugins);
 };
 
 }  // namespace content