Revert 222074 "Refactor KeySystems code to call a function to po..."

trunk/src/content/renderer/media/crypto/key_systems_info.h

Index: trunk/src/content/renderer/media/crypto/key_systems_info.h
===================================================================
--- trunk/src/content/renderer/media/crypto/key_systems_info.h	(revision 222090)
+++ trunk/src/content/renderer/media/crypto/key_systems_info.h	(working copy)
@@ -8,8 +8,6 @@
 #include <string>
 
 #include "base/basictypes.h"
-// TODO(ddorwin): Remove when AddKeySystems is removed.
-#include "content/public/renderer/key_system_info.h"
 
 namespace WebKit {
 class WebString;
@@ -18,7 +16,7 @@
 namespace content {
 
 // TODO(ddorwin): Move registration to ContentClient.
-void AddKeySystems(std::vector<KeySystemInfo>* key_systems_info);
+void RegisterKeySystems();
 
 // Returns true if canPlayType should return an empty string for |key_system|.
 bool IsCanPlayTypeSuppressed(const std::string& key_system);