feat: add shell.trashItem() to replace shell.moveItemToTrash() (#25114)

shell/common/platform_util_internal.h

@@ -0,0 +1,26 @@
+// Copyright (c) 2020 Slack Technologies, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef SHELL_COMMON_PLATFORM_UTIL_INTERNAL_H_
+#define SHELL_COMMON_PLATFORM_UTIL_INTERNAL_H_
+
+#include "shell/common/platform_util.h"
+
+#include <string>
+
+namespace base {
+class FilePath;
+}
+
+namespace platform_util {
+namespace internal {
+
+// Called by platform_util.cc on to invoke platform specific logic to move
+// |path| to trash using a suitable handler.
+bool PlatformTrashItem(const base::FilePath& path, std::string* error);
+
+}  // namespace internal
+}  // namespace platform_util
+
+#endif  // SHELL_COMMON_PLATFORM_UTIL_INTERNAL_H_