PPB_AudioInput_Dev: support multiple audio input devices - Part 1.

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/file_path.h"
@@ skipping 216 matching lines @@
 // The handler of this message should always close all of the handles passed
 // in, since some could be valid even in the error case.
 IPC_MESSAGE_ROUTED5(PpapiMsg_PPBAudio_NotifyAudioStreamCreated,
                     ppapi::HostResource /* audio_id */,
                     int32_t /* result_code (will be != PP_OK on failure) */,
                     IPC::PlatformFileForTransit /* socket_handle */,
                     base::SharedMemoryHandle /* handle */,
                     int32_t /* length */)
 
 // PPB_AudioInput_Dev.
-IPC_MESSAGE_ROUTED5(PpapiMsg_PPBAudioInput_NotifyAudioStreamCreated,
-                    ppapi::HostResource /* audio_id */,
+IPC_MESSAGE_ROUTED3(PpapiMsg_PPBAudioInput_EnumerateDevicesACK,
+                    ppapi::HostResource /* audio_input */,
+                    int32_t /* result */,
+                    std::vector<ppapi::DeviceRefData> /* devices */)
+IPC_MESSAGE_ROUTED5(PpapiMsg_PPBAudioInput_OpenACK,
+                    ppapi::HostResource /* audio_input */,
                     int32_t /* result_code (will be != PP_OK on failure) */,
                     IPC::PlatformFileForTransit /* socket_handle */,
                     base::SharedMemoryHandle /* handle */,
                     int32_t /* length */)
 
 // PPB_Broker.
 IPC_MESSAGE_ROUTED3(
     PpapiMsg_PPBBroker_ConnectComplete,
     ppapi::HostResource /* broker */,
     IPC::PlatformFileForTransit /* handle */,
@@ skipping 304 matching lines @@
 IPC_SYNC_MESSAGE_ROUTED3_1(PpapiHostMsg_PPBAudio_Create,
                            PP_Instance /* instance_id */,
                            int32_t /* sample_rate */,
                            uint32_t /* sample_frame_count */,
                            ppapi::HostResource /* result */)
 IPC_MESSAGE_ROUTED2(PpapiHostMsg_PPBAudio_StartOrStop,
                     ppapi::HostResource /* audio_id */,
                     bool /* play */)
 
 // PPB_AudioInput.
-IPC_SYNC_MESSAGE_ROUTED3_1(PpapiHostMsg_PPBAudioInput_Create,
-                           PP_Instance /* instance_id */,
-                           int32_t /* sample_rate */,
-                           uint32_t /* sample_frame_count */,
+IPC_SYNC_MESSAGE_ROUTED1_1(PpapiHostMsg_PPBAudioInput_Create,
+                           PP_Instance /* instance */,
                            ppapi::HostResource /* result */)
+IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBAudioInput_EnumerateDevices,
+                    ppapi::HostResource /* audio_input */)
+IPC_MESSAGE_ROUTED4(PpapiHostMsg_PPBAudioInput_Open,
+                    ppapi::HostResource /* audio_input */,
+                    std::string /* device_id */,
+                    int32_t /* sample_rate */,
+                    uint32_t /* sample_frame_count */)
 IPC_MESSAGE_ROUTED2(PpapiHostMsg_PPBAudioInput_StartOrStop,
-                    ppapi::HostResource /* audio_id */,
+                    ppapi::HostResource /* audio_input */,
                     bool /* capture */)
+IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBAudioInput_Close,
+                    ppapi::HostResource /* audio_input */)
 
 // PPB_Broker.
 IPC_SYNC_MESSAGE_ROUTED1_1(PpapiHostMsg_PPBBroker_Create,
                            PP_Instance /* instance */,
                            ppapi::HostResource /* result_resource */)
 IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBBroker_Connect,
                     ppapi::HostResource /* broker */)
 
 // PPB_Buffer.
 IPC_SYNC_MESSAGE_ROUTED2_2(PpapiHostMsg_PPBBuffer_Create,
@@ skipping 629 matching lines @@
                     std::vector<PP_PictureBuffer_Dev> /* picture buffers */)
 IPC_MESSAGE_ROUTED2(PpapiHostMsg_PPBVideoDecoder_ReusePictureBuffer,
                     ppapi::HostResource /* video_decoder */,
                     int32_t /* picture buffer id */)
 IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBVideoDecoder_Flush,
                     ppapi::HostResource /* video_decoder */)
 IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBVideoDecoder_Reset,
                     ppapi::HostResource /* video_decoder */)
 IPC_SYNC_MESSAGE_ROUTED1_0(PpapiHostMsg_PPBVideoDecoder_Destroy,
                            ppapi::HostResource /* video_decoder */)