Apps V2 in Pepper: introduce singleton resource ExtensionsCommon.

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 <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/files/file_path.h"
 #include "base/process.h"
 #include "base/shared_memory.h"
 #include "base/string16.h"
 #include "base/sync_socket.h"
+#include "base/values.h"
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "gpu/ipc/gpu_command_buffer_traits.h"
 #include "ipc/ipc_channel_handle.h"
 #include "ipc/ipc_message_macros.h"
 #include "ipc/ipc_message_utils.h"
 #include "ipc/ipc_platform_file.h"
 #include "ppapi/c/dev/pp_video_capture_dev.h"
 #include "ppapi/c/dev/pp_video_dev.h"
 #include "ppapi/c/dev/ppb_directory_reader_dev.h"
 #include "ppapi/c/dev/ppb_text_input_dev.h"
@@ skipping 1301 matching lines @@
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_Broker_IsAllowed)
 
 // Directory reader.
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_DirectoryReader_Create)
 IPC_MESSAGE_CONTROL1(PpapiHostMsg_DirectoryReader_GetEntries,
                      ppapi::HostResource /* file_ref_resource */)
 IPC_MESSAGE_CONTROL2(PpapiPluginMsg_DirectoryReader_GetEntriesReply,
                      std::vector<ppapi::PPB_FileRef_CreateInfo> /* files */,
                      std::vector<PP_FileType> /* file_types */)
 
+// Extensions common.
+IPC_MESSAGE_CONTROL0(PpapiHostMsg_ExtensionsCommon_Create)

[raymes, 2013/03/27 16:52:08]

Could you please comment each of these and explain its use and what each of its
arguments are for (see e.g. web socket or others).

[yzshen1, 2013/03/27 22:31:40]

Done.

+IPC_MESSAGE_CONTROL2(PpapiHostMsg_ExtensionsCommon_Post,
+                     std::string /* request_name */,
+                     base::ListValue /* args */)
+IPC_MESSAGE_CONTROL2(PpapiHostMsg_ExtensionsCommon_Call,
+                     std::string /* request_name */,
+                     base::ListValue /* args */)
+IPC_MESSAGE_CONTROL1(PpapiPluginMsg_ExtensionsCommon_CallReply,
+                     base::ListValue /* output */)
+
 // File chooser.
 IPC_MESSAGE_CONTROL0(PpapiHostMsg_FileChooser_Create)
 IPC_MESSAGE_CONTROL4(PpapiHostMsg_FileChooser_Show,
                      bool /* save_as */,
                      bool /* open_multiple */,
                      std::string /* suggested_file_name */,
                      std::vector<std::string> /* accept_mime_types */)
 IPC_MESSAGE_CONTROL1(PpapiPluginMsg_FileChooser_ShowReply,
                      std::vector<ppapi::PPB_FileRef_CreateInfo> /* files */)
 
@@ skipping 401 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)