Add a console interface for logging to the JS console from a PPAPI plugin....

ppapi/proxy/ppapi_messages_internal.h

 // Copyright (c) 2011 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.
 
 #include "gpu/command_buffer/common/command_buffer.h"
 #include "gpu/ipc/gpu_command_buffer_traits.h"
 #include "ipc/ipc_message_macros.h"
 #include "ppapi/c/dev/pp_file_info_dev.h"
 #include "ppapi/c/ppb_var.h"
 
@@ skipping 198 matching lines @@
     uint32_t /* requested */,
     uint32_t /* result */)
 
 // PPB_Buffer.
 IPC_SYNC_MESSAGE_ROUTED2_2(PpapiHostMsg_PPBBuffer_Create,
                            PP_Instance /* instance */,
                            uint32_t /* size */,
                            pp::proxy::HostResource /* result_resource */,
                            int32_t /* result_shm_handle */)
 
+// PPB_Console.
+IPC_MESSAGE_ROUTED3(PpapiHostMsg_PPBConsole_Log,
+                    PP_Instance /* instance */,
+                    int /* log_level */,
+                    pp::proxy::SerializedVar /* value */)
+IPC_MESSAGE_ROUTED4(PpapiHostMsg_PPBConsole_LogWithSource,
+                    PP_Instance /* instance */,
+                    int /* log_level */,
+                    pp::proxy::SerializedVar /* soruce */,
+                    pp::proxy::SerializedVar /* value */)
+
 // PPB_Context3D.
 IPC_SYNC_MESSAGE_ROUTED3_1(PpapiHostMsg_PPBContext3D_Create,
                            PP_Instance /* instance */,
                            int32_t /* config */,
                            std::vector<int32_t> /* attrib_list */,
                            pp::proxy::HostResource /* result */)
 
 IPC_SYNC_MESSAGE_ROUTED3_1(PpapiHostMsg_PPBContext3D_BindSurfaces,
                            pp::proxy::HostResource /* context */,
                            pp::proxy::HostResource /* draw */,
@@ skipping 472 matching lines @@
 IPC_SYNC_MESSAGE_ROUTED2_2(PpapiHostMsg_PPBVar_IsInstanceOfDeprecated,
                            pp::proxy::SerializedVar /* var */,
                            int64 /* object_class */,
                            int64 /* object-data */,
                            PP_Bool /* result */)
 IPC_SYNC_MESSAGE_ROUTED3_1(PpapiHostMsg_PPBVar_CreateObjectDeprecated,
                            PP_Instance /* instance */,
                            int64 /* object_class */,
                            int64 /* object_data */,
                            pp::proxy::SerializedVar /* result */)