Run PPB_CharSet_Dev logic directly in the plugin process.

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 262 matching lines @@
                            base::SharedMemoryHandle /* transfer_buffer */,
                            uint32 /* size */)
 
 // PPB_Core.
 IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBCore_AddRefResource,
                     pp::proxy::HostResource)
 IPC_MESSAGE_ROUTED1(PpapiHostMsg_PPBCore_ReleaseResource,
                     pp::proxy::HostResource)
 
 // PPB_CharSet.
-IPC_SYNC_MESSAGE_ROUTED4_2(PpapiHostMsg_PPBCharSet_UTF16ToCharSet,
-                           PP_Instance /* instance */,
-                           string16 /* utf16 */,
-                           std::string /* char_set */,
-                           int32_t /* on_error */,
-                           std::string /* output */,
-                           bool /* output_is_success */)
-IPC_SYNC_MESSAGE_ROUTED4_2(PpapiHostMsg_PPBCharSet_CharSetToUTF16,
-                           PP_Instance /* instance */,
-                           std::string /* input */,
-                           std::string /* char_set */,
-                           int32_t /* on_error */,
-                           string16 /* output */,
-                           bool /* output_is_success */)
 IPC_SYNC_MESSAGE_ROUTED1_1(PpapiHostMsg_PPBCharSet_GetDefaultCharSet,
                            PP_Instance /* instance */,
                            pp::proxy::SerializedVar /* result */)
 
 // PPB_CursorControl.
 IPC_SYNC_MESSAGE_ROUTED4_1(PpapiHostMsg_PPBCursorControl_SetCursor,
                            PP_Instance /* instance */,
                            int32_t /* type */,
                            pp::proxy::HostResource /* custom_image */,
                            PP_Point /* hot_spot */,
@@ skipping 405 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 */)