Add Decryptor interface.

webkit/media/webmediaplayer_impl.cc

Index: webkit/media/webmediaplayer_impl.cc
diff --git a/webkit/media/webmediaplayer_impl.cc b/webkit/media/webmediaplayer_impl.cc
index 71ae533fc0bba20f34f7760f69acf52140bb704d..d218592d9d5b10bfb644188110875ff470ae31ff 100644
--- a/webkit/media/webmediaplayer_impl.cc
+++ b/webkit/media/webmediaplayer_impl.cc
@@ -22,7 +22,7 @@
 #include "media/base/media_switches.h"
 #include "media/base/pipeline.h"
 #include "media/base/video_frame.h"
-#include "media/crypto/aes_decryptor.h"
+#include "media/crypto/decryptor.h"
 #include "media/filters/audio_renderer_impl.h"
 #include "media/filters/video_renderer_base.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebVideoFrame.h"
@@ -922,7 +922,7 @@ void WebMediaPlayerImpl::OnNeedKey(const std::string& key_system,
 
 void WebMediaPlayerImpl::OnKeyError(const std::string& key_system,
                                     const std::string& session_id,
-                                    media::AesDecryptor::KeyError error_code,
+                                    media::Decryptor::KeyError error_code,
                                     int system_code) {
   DCHECK_EQ(main_loop_, MessageLoop::current());