Add video decoding support in the CDM interface.

webkit/media/crypto/ppapi/clear_key_cdm.cc

Index: webkit/media/crypto/ppapi/clear_key_cdm.cc
diff --git a/webkit/media/crypto/ppapi/clear_key_cdm.cc b/webkit/media/crypto/ppapi/clear_key_cdm.cc
index 835d06258a28020d9ae7612b75ed15c63a2293a9..9f68ab76ed7a7b21cc757c30284d30fccfdea74b 100644
--- a/webkit/media/crypto/ppapi/clear_key_cdm.cc
+++ b/webkit/media/crypto/ppapi/clear_key_cdm.cc
@@ -216,4 +216,23 @@ cdm::Status ClearKeyCdm::Decrypt(
   return cdm::kSuccess;
 }
 
+cdm::Status ClearKeyCdm::InitializeVideoDecoder(
+    const cdm::VideoDeocderConfig& video_decoder_config) {
+  return cdm::kErrorUnknown;

[scherkus (not reviewing), 2012/09/01 12:33:08]

add NOTIMPLEMENTED() so we get some logging

[xhwang, 2012/09/01 13:05:24]

Done.

+}
+
+cdm::Status ClearKeyCdm::DecryptAndDecodeVideo(
+    const cdm::InputBuffer& encrypted_buffer,
+    cdm::VideoFrame* video_frame) {
+  return cdm::kErrorUnknown;
+}
+
+cdm::Status ClearKeyCdm::ResetVideoDecoder() {
+  return cdm::kErrorUnknown;
+}
+
+cdm::Status ClearKeyCdm::StopVideoDecoder() {
+  return cdm::kErrorUnknown;
+}
+
 }  // namespace webkit_media