Revert "Remove tonic/platform. (flutter-team-archive#16062)"

This reverts commit 165412a.

Author: NoamDev

ci/licenses_golden/licenses_flutter

@@ -1168,6 +1168,9 @@ FILE: ../../../flutter/third_party/tonic/logging/dart_invoke.cc
 FILE: ../../../flutter/third_party/tonic/logging/dart_invoke.h
 FILE: ../../../flutter/third_party/tonic/parsers/packages_map.cc
 FILE: ../../../flutter/third_party/tonic/parsers/packages_map.h
+FILE: ../../../flutter/third_party/tonic/platform/platform_utils.h
+FILE: ../../../flutter/third_party/tonic/platform/platform_utils_posix.cc
+FILE: ../../../flutter/third_party/tonic/platform/platform_utils_win.cc
 FILE: ../../../flutter/third_party/tonic/scopes/dart_api_scope.h
 FILE: ../../../flutter/third_party/tonic/scopes/dart_isolate_scope.cc
 FILE: ../../../flutter/third_party/tonic/scopes/dart_isolate_scope.h

third_party/tonic/BUILD.gn

@@ -39,6 +39,7 @@ source_set("tonic") {
     "converter",
     "file_loader",
     "logging",
+    "platform",
     "scopes",
     "typed_data",
     "//third_party/dart/runtime:dart_api",

third_party/tonic/file_loader/BUILD.gn

@@ -25,6 +25,7 @@ source_set("file_loader") {
     "../converter",
     "../filesystem",
     "../parsers",
+    "../platform",
     "//third_party/dart/runtime:dart_api",
   ]
 }

third_party/tonic/file_loader/file_loader.cc

@@ -14,6 +14,7 @@
 #include "tonic/common/macros.h"
 #include "tonic/converter/dart_converter.h"
 #include "tonic/parsers/packages_map.h"
+#include "tonic/platform/platform_utils.h"
 
 namespace tonic {
 namespace {

third_party/tonic/platform/BUILD.gn

@@ -0,0 +1,25 @@
+# Copyright 2013 The Flutter Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+source_set("platform") {
+  visibility = [ "../*" ]
+
+  configs += [ "../:config" ]
+
+  if (is_win) {
+    set_sources_assignment_filter([ "*_posix.cc" ])
+  } else {
+    set_sources_assignment_filter([ "*_win.cc" ])
+  }
+
+  deps = [
+    "../common",
+  ]
+
+  sources = [
+    "platform_utils.h",
+    "platform_utils_posix.cc",
+    "platform_utils_win.cc",
+  ]
+}

third_party/tonic/platform/platform_utils.h

@@ -0,0 +1,15 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef LIB_TONIC_PLATFORM_UTILS_H_
+#define LIB_TONIC_PLATFORM_UTILS_H_
+
+namespace tonic {
+
+// Calls the equivalent of exit(status) for a given platform.
+void PlatformExit(int status);
+
+}  // namespace tonic
+
+#endif  // LIB_TONIC_PLATFORM_UTILS_H_

third_party/tonic/platform/platform_utils_posix.cc

@@ -0,0 +1,14 @@
+// Copyright 2013 The Flutter 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 <cstdlib>
+#include "platform_utils.h"
+
+namespace tonic {
+
+void PlatformExit(int status) {
+  exit(status);
+}
+
+}  // namespace tonic

third_party/tonic/platform/platform_utils_win.cc

@@ -0,0 +1,15 @@
+// Copyright 2013 The Flutter 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 "platform_utils.h"
+
+#include <windows.h>
+
+namespace tonic {
+
+void PlatformExit(int status) {
+  ::ExitProcess(status);
+}
+
+}  // namespace tonic