Add CDM video decoder.

webkit/media/crypto/ppapi/clear_key_cdm.h

Index: webkit/media/crypto/ppapi/clear_key_cdm.h
diff --git a/webkit/media/crypto/ppapi/clear_key_cdm.h b/webkit/media/crypto/ppapi/clear_key_cdm.h
index b2680ee924f110eb4067e18d9dca4b7027f4a27b..1642d97312532965a43b4109bf19c955c8ff70c3 100644
--- a/webkit/media/crypto/ppapi/clear_key_cdm.h
+++ b/webkit/media/crypto/ppapi/clear_key_cdm.h
@@ -10,6 +10,7 @@
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/ref_counted.h"
+#include "base/memory/scoped_ptr.h"
 #include "base/synchronization/lock.h"
 #include "media/base/decryptor_client.h"
 #include "media/crypto/aes_decryptor.h"
@@ -21,6 +22,8 @@ class DecoderBuffer;
 
 namespace webkit_media {
 
+class FFmpegCdmVideoDecoder;
+
 // Clear key implementation of the cdm::ContentDecryptionModule interface.
 class ClearKeyCdm : public cdm::ContentDecryptionModule {
  public:
@@ -106,6 +109,7 @@ class ClearKeyCdm : public cdm::ContentDecryptionModule {
   base::Lock client_lock_;
 
   cdm::Allocator* const allocator_;
+  scoped_ptr<FFmpegCdmVideoDecoder> video_decoder_;
 };
 
 }  // namespace webkit_media