Add PPAPI decryptor implementation.

ppapi/proxy/interface_list.cc

Index: ppapi/proxy/interface_list.cc
diff --git a/ppapi/proxy/interface_list.cc b/ppapi/proxy/interface_list.cc
index fbd59c3be5da86d2d0fe3e82d45d9ee7220db622..129901c4fe5d9f9ea8f8d54e6b3eae5c5f28f85d 100644
--- a/ppapi/proxy/interface_list.cc
+++ b/ppapi/proxy/interface_list.cc
@@ -50,6 +50,7 @@
 #include "ppapi/c/ppb_view.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppp_instance.h"
+#include "ppapi/c/private/ppb_content_decryptor_private.h"
 #include "ppapi/c/private/ppb_file_ref_private.h"
 #include "ppapi/c/private/ppb_flash_clipboard.h"
 #include "ppapi/c/private/ppb_flash_file.h"
@@ -68,6 +69,7 @@
 #include "ppapi/c/private/ppb_tcp_socket_private.h"
 #include "ppapi/c/private/ppb_udp_socket_private.h"
 #include "ppapi/c/private/ppb_x509_certificate_private.h"
+#include "ppapi/c/private/ppp_content_decryptor_private.h"
 #include "ppapi/c/trusted/ppb_broker_trusted.h"
 #include "ppapi/c/trusted/ppb_browser_font_trusted.h"
 #include "ppapi/c/trusted/ppb_char_set_trusted.h"
@@ -106,6 +108,7 @@
 #include "ppapi/proxy/ppb_video_decoder_proxy.h"
 #include "ppapi/proxy/ppb_x509_certificate_private_proxy.h"
 #include "ppapi/proxy/ppp_class_proxy.h"
+#include "ppapi/proxy/ppp_content_decryptor_private_proxy.h"
 #include "ppapi/proxy/ppp_graphics_3d_proxy.h"
 #include "ppapi/proxy/ppp_input_event_proxy.h"
 #include "ppapi/proxy/ppp_instance_private_proxy.h"
@@ -230,6 +233,14 @@ InterfaceList::InterfaceList() {
   AddPPB(PPB_Testing_Proxy::GetInfo());
   AddPPB(PPB_URLLoader_Proxy::GetTrustedInfo());
   AddPPB(PPB_Var_Deprecated_Proxy::GetInfo());
+
+  // TODO(tomfinegan): Figure out where to put these once we refactor things
+  // to load the PPP interface struct from the PPB interface.
+  AddProxy(API_ID_PPP_CONTENT_DECRYPTOR_PRIVATE,
+           &ProxyFactory<PPP_ContentDecryptor_Private_Proxy>);
+  AddPPP(PPP_CONTENTDECRYPTOR_PRIVATE_INTERFACE,
+         API_ID_PPP_CONTENT_DECRYPTOR_PRIVATE,
+         PPP_ContentDecryptor_Private_Proxy::GetProxyInterface());
 #endif
 
   // PPP (plugin) interfaces.