Fix range checking for PP_CdmKeyStatus

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 5f02efb969adae571c6aee222b9a3aeef6f090db..126456048b0faf3f2e9500d62ad630c25b97293b 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 Tue Oct 20 12:50:15 2015. */
+/* From private/pp_content_decryptor.idl modified Mon Nov 21 11:44:43 2016. */
 
 #ifndef PPAPI_C_PRIVATE_PP_CONTENT_DECRYPTOR_H_
 #define PPAPI_C_PRIVATE_PP_CONTENT_DECRYPTOR_H_
@@ -451,7 +451,8 @@ PP_COMPILE_ASSERT_STRUCT_SIZE_IN_BYTES(PP_VideoDecoderConfig, 24);
  */
 typedef enum {
   PP_DECRYPTORSTREAMTYPE_AUDIO = 0,
-  PP_DECRYPTORSTREAMTYPE_VIDEO = 1
+  PP_DECRYPTORSTREAMTYPE_VIDEO = 1,
+  PP_DECRYPTORSTREAMTYPE_MAX = PP_DECRYPTORSTREAMTYPE_VIDEO
 } PP_DecryptorStreamType;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_DecryptorStreamType, 4);
 
@@ -461,7 +462,8 @@ PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_DecryptorStreamType, 4);
 typedef enum {
   PP_SESSIONTYPE_TEMPORARY = 0,
   PP_SESSIONTYPE_PERSISTENT_LICENSE = 1,
-  PP_SESSIONTYPE_PERSISTENT_RELEASE = 2
+  PP_SESSIONTYPE_PERSISTENT_RELEASE = 2,
+  PP_SESSIONTYPE_MAX = PP_SESSIONTYPE_PERSISTENT_RELEASE
 } PP_SessionType;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_SessionType, 4);
 
@@ -471,7 +473,8 @@ PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_SessionType, 4);
 typedef enum {
   PP_INITDATATYPE_CENC = 0,
   PP_INITDATATYPE_KEYIDS = 1,
-  PP_INITDATATYPE_WEBM = 2
+  PP_INITDATATYPE_WEBM = 2,
+  PP_INITDATATYPE_MAX = PP_INITDATATYPE_WEBM
 } PP_InitDataType;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_InitDataType, 4);
 
@@ -485,7 +488,8 @@ typedef enum {
   PP_CDMEXCEPTIONCODE_QUOTAEXCEEDEDERROR = 4,
   PP_CDMEXCEPTIONCODE_UNKNOWNERROR = 5,
   PP_CDMEXCEPTIONCODE_CLIENTERROR = 6,
-  PP_CDMEXCEPTIONCODE_OUTPUTERROR = 7
+  PP_CDMEXCEPTIONCODE_OUTPUTERROR = 7,
+  PP_CDMEXCEPTIONCODE_MAX = PP_CDMEXCEPTIONCODE_OUTPUTERROR
 } PP_CdmExceptionCode;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_CdmExceptionCode, 4);
 
@@ -495,7 +499,8 @@ PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_CdmExceptionCode, 4);
 typedef enum {
   PP_CDMMESSAGETYPE_LICENSE_REQUEST = 0,
   PP_CDMMESSAGETYPE_LICENSE_RENEWAL = 1,
-  PP_CDMMESSAGETYPE_LICENSE_RELEASE = 2
+  PP_CDMMESSAGETYPE_LICENSE_RELEASE = 2,
+  PP_CDMMESSAGETYPE_MAX = PP_CDMMESSAGETYPE_LICENSE_RELEASE
 } PP_CdmMessageType;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_CdmMessageType, 4);
 
@@ -509,7 +514,8 @@ typedef enum {
   PP_CDMKEYSTATUS_OUTPUTRESTRICTED = 3,
   PP_CDMKEYSTATUS_OUTPUTDOWNSCALED = 4,
   PP_CDMKEYSTATUS_STATUSPENDING = 5,
-  PP_CDMKEYSTATUS_RELEASED = 6
+  PP_CDMKEYSTATUS_RELEASED = 6,
+  PP_CDMKEYSTATUS_MAX = PP_CDMKEYSTATUS_RELEASED
 } PP_CdmKeyStatus;
 PP_COMPILE_ASSERT_SIZE_IN_BYTES(PP_CdmKeyStatus, 4);
 /**