Add decoder de-initialize and reset to the Pepper CDM API.

ppapi/c/private/pp_content_decryptor.h

Index: ppapi/c/private/pp_content_decryptor.h
diff --git a/ppapi/c/private/pp_content_decryptor.h b/ppapi/c/private/pp_content_decryptor.h
index e19809c63b61fe0814c6846c677150ba5891ae28..8a886c0447461a824f2d9accae03546ad3a54783 100644
--- a/ppapi/c/private/pp_content_decryptor.h
+++ b/ppapi/c/private/pp_content_decryptor.h
@@ -3,7 +3,7 @@
  * found in the LICENSE file.
  */
 
-/* From private/pp_content_decryptor.idl modified Mon Oct  8 12:50:54 2012. */
+/* From private/pp_content_decryptor.idl modified Thu Oct 11 21:05:33 2012. */
 
 #ifndef PPAPI_C_PRIVATE_PP_CONTENT_DECRYPTOR_H_
 #define PPAPI_C_PRIVATE_PP_CONTENT_DECRYPTOR_H_
@@ -365,5 +365,21 @@ PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_VideoDecoderConfig, 24);
  * @}
  */
 
+/**
+ * @addtogroup Enums
+ * @{
+ */
+/**
+ * <code>PP_DecryptorStreamType</code> contains stream type constants.
+ */
+typedef enum {
+  PP_DECRYPTORSTREAMTYPE_AUDIO = 0,
+  PP_DECRYPTORSTREAMTYPE_VIDEO = 1
+} PP_DecryptorStreamType;
+PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_DecryptorStreamType, 4);
+/**
+ * @}
+ */
+
 #endif  /* PPAPI_C_PRIVATE_PP_CONTENT_DECRYPTOR_H_ */