ppapi: PPB_VpnProvider: Implement Resource Stub

ppapi/proxy/ppapi_messages.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Multiply-included message header, no traditional include guard.
 
 #include <stdint.h>
 
 #include <map>
 #include <string>
@@ skipping 1974 matching lines @@
 IPC_MESSAGE_CONTROL1(PpapiHostMsg_VideoSource_Open,
                      std::string /* stream_url */)
 IPC_MESSAGE_CONTROL0(PpapiPluginMsg_VideoSource_OpenReply)
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_VideoSource_GetFrame)
 IPC_MESSAGE_CONTROL3(PpapiPluginMsg_VideoSource_GetFrameReply,
                      ppapi::HostResource /* resource_id */,
                      PP_ImageDataDesc /* image_data_desc */,
                      PP_TimeTicks /* timestamp */)
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_VideoSource_Close)
 
+// VPN Provider ----------------------------------------------------------------
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_VpnProvider_Create)
+
+// VPN Provider Plugin -> Browser Messages
+IPC_MESSAGE_CONTROL2(PpapiHostMsg_VpnProvider_Bind,
+                     std::string /* configuration_id */,
+                     std::string /* configuration_name */)
+IPC_MESSAGE_CONTROL2(PpapiHostMsg_VpnProvider_SendPacket,
+                     uint32_t /* packet_size */,
+                     uint32_t /* id */)
+
+// VPN Provider Browser -> Plugin Replies
+IPC_MESSAGE_CONTROL3(PpapiPluginMsg_VpnProvider_BindReply,

[bbudge, 2016/05/17 13:34:39]

It looks like you're cribbing from WebSocket. The more common pattern is to
group messages with their reply message. I think it's clearer that way because
it reduces the number of commented groups here. Then you would just have
plugin->browser and browser->plugin groups.

[adrian.belgun, 2016/05/17 15:25:29]

Done.

+                     uint32_t /* queue_depth */,

[bbudge, 2016/05/17 13:34:39]

queue_size

[adrian.belgun, 2016/05/17 15:25:29]

Done.

+                     uint32_t /* max_packet_size */,
+                     int32_t /* status */)
+IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VpnProvider_SendPacketReply,
+                     int32_t /* id */)
+
+// VPN Provider Browser -> Plugin Messages
+IPC_MESSAGE_CONTROL0(PpapiPluginMsg_VpnProvider_OnUnbind)
+IPC_MESSAGE_CONTROL2(PpapiPluginMsg_VpnProvider_OnPacketReceived,
+                     uint32_t /* packet_size */,
+                     uint32_t /* id */)
+
+// VPN Provider Plugin --> Browser Replies
+IPC_MESSAGE_CONTROL1(PpapiHostMsg_VpnProvider_OnPacketReceivedReply,
+                     uint32_t /* id */)
+
 // WebSocket -------------------------------------------------------------------
 
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_WebSocket_Create)
 
 // Establishes the connection to a server. This message requires
 // WebSocket_ConnectReply as a reply message.
 IPC_MESSAGE_CONTROL2(PpapiHostMsg_WebSocket_Connect,
                      std::string /* url */,
                      std::vector<std::string> /* protocols */)
 
@@ skipping 436 matching lines @@
                      std::vector<ppapi::HostResource> /* buffers */,
                      uint32_t /* buffer_size */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnStatus,
                      uint32_t /* status */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnError,
                      uint32_t /* error */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_VideoCapture_OnBufferReady,
                      uint32_t /* buffer */)
 
 #endif  // !defined(OS_NACL) && !defined(NACL_WIN64)