Only define DeleteFile from file_util_win.cc

We do not need the other functions defined in this file.
---
 base/files/file_util_win.cc | 21 +++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/base/files/file_util_win.cc b/base/files/file_util_win.cc
index d7b5fb20aeb3..6a7792a000e0 100644
--- a/base/files/file_util_win.cc
+++ b/base/files/file_util_win.cc
@@ -6,6 +6,7 @@
 
 #include <windows.h>
 
+#if !defined(MOZ_ZUCCHINI)
 #include <io.h>
 #include <psapi.h>
 #include <shellapi.h>
@@ -27,7 +28,9 @@
 #include "base/feature_list.h"
 #include "base/features.h"
 #include "base/files/file_enumerator.h"
+#endif  // !defined(MOZ_ZUCCHINI)
 #include "base/files/file_path.h"
+#if !defined(MOZ_ZUCCHINI)
 #include "base/files/memory_mapped_file.h"
 #include "base/functional/bind.h"
 #include "base/functional/callback.h"
@@ -46,7 +49,9 @@
 #include "base/task/bind_post_task.h"
 #include "base/task/sequenced_task_runner.h"
 #include "base/task/thread_pool.h"
+#endif  // !defined(MOZ_ZUCCHINI)
 #include "base/threading/scoped_blocking_call.h"
+#if !defined(MOZ_ZUCCHINI)
 #include "base/threading/scoped_thread_priority.h"
 #include "base/time/time.h"
 #include "base/uuid.h"
@@ -55,16 +60,19 @@
 #include "base/win/sid.h"
 #include "base/win/windows_types.h"
 #include "base/win/windows_version.h"
+#endif  // !defined(MOZ_ZUCCHINI)
 
 namespace base {
 
 namespace {
 
+#if !defined(MOZ_ZUCCHINI)
 int g_extra_allowed_path_for_no_execute = 0;
 
 const DWORD kFileShareAll =
     FILE_SHARE_READ | FILE_SHARE_WRITE | FILE_SHARE_DELETE;
 const wchar_t kDefaultTempDirPrefix[] = L"ChromiumTemp";
+#endif  // !defined(MOZ_ZUCCHINI)
 
 // Returns the Win32 last error code or ERROR_SUCCESS if the last error code is
 // ERROR_FILE_NOT_FOUND or ERROR_PATH_NOT_FOUND. This is useful in cases where
@@ -78,6 +86,7 @@ DWORD ReturnLastErrorOrSuccessOnNotFound() {
              : error_code;
 }
 
+#if !defined(MOZ_ZUCCHINI)
 // Deletes all files and directories in a path.
 // Returns ERROR_SUCCESS on success or the Windows error code corresponding to
 // the first error encountered. ERROR_FILE_NOT_FOUND and ERROR_PATH_NOT_FOUND
@@ -254,6 +263,7 @@ bool DoCopyDirectory(const FilePath& from_path,
 
   return success;
 }
+#endif  // !defined(MOZ_ZUCCHINI)
 
 // Returns ERROR_SUCCESS on success, or a Windows error code on failure.
 DWORD DoDeleteFile(const FilePath& path, bool recursive) {
@@ -265,6 +275,7 @@ DWORD DoDeleteFile(const FilePath& path, bool recursive) {
   if (path.value().length() >= MAX_PATH)
     return ERROR_BAD_PATHNAME;
 
+#if !defined(MOZ_ZUCCHINI)
   // Handle any path with wildcards.
   if (path.BaseName().value().find_first_of(FILE_PATH_LITERAL("*?")) !=
       FilePath::StringType::npos) {
@@ -274,6 +285,7 @@ DWORD DoDeleteFile(const FilePath& path, bool recursive) {
     DCHECK_NE(static_cast<LONG>(error_code), ERROR_PATH_NOT_FOUND);
     return error_code;
   }
+#endif  // !defined(MOZ_ZUCCHINI)
 
   // Report success if the file or path does not exist.
   const DWORD attr = ::GetFileAttributes(path.value().c_str());
@@ -295,6 +307,7 @@ DWORD DoDeleteFile(const FilePath& path, bool recursive) {
                : ReturnLastErrorOrSuccessOnNotFound();
   }
 
+#if !defined(MOZ_ZUCCHINI)
   if (recursive) {
     const DWORD error_code =
         DeleteFileRecursive(path, FILE_PATH_LITERAL("*"), true);
@@ -303,6 +316,7 @@ DWORD DoDeleteFile(const FilePath& path, bool recursive) {
     if (error_code != ERROR_SUCCESS)
       return error_code;
   }
+#endif  // !defined(MOZ_ZUCCHINI)
   return ::RemoveDirectory(path.value().c_str())
              ? ERROR_SUCCESS
              : ReturnLastErrorOrSuccessOnNotFound();
@@ -320,6 +334,7 @@ bool DeleteFileOrSetLastError(const FilePath& path, bool recursive) {
   return false;
 }
 
+#if !defined(MOZ_ZUCCHINI)
 constexpr int kMaxDeleteAttempts = 9;
 
 void DeleteFileWithRetry(const FilePath& path,
@@ -422,9 +437,11 @@ bool IsPathSafeToSetAclOn(const FilePath& path) {
 
   return false;
 }
+#endif  // !defined(MOZ_ZUCCHINI)
 
 }  // namespace
 
+#if !defined(MOZ_ZUCCHINI)
 OnceClosure GetDeleteFileCallback(const FilePath& path,
                                   OnceCallback<void(bool)> reply_callback) {
   return GetDeleteFileCallbackInternal(path, /*recursive=*/false,
@@ -445,11 +462,13 @@ FilePath MakeAbsoluteFilePath(const FilePath& input) {
     return FilePath();
   return FilePath(file_path);
 }
+#endif  // !defined(MOZ_ZUCCHINI)
 
 bool DeleteFile(const FilePath& path) {
   return DeleteFileOrSetLastError(path, /*recursive=*/false);
 }
 
+#if !defined(MOZ_ZUCCHINI)
 bool DeletePathRecursively(const FilePath& path) {
   return DeleteFileOrSetLastError(path, /*recursive=*/true);
 }
@@ -1257,4 +1276,6 @@ bool CopyAndDeleteDirectory(const FilePath& from_path,
 }
 
 }  // namespace internal
+#endif  // !defined(MOZ_ZUCCHINI)
+
 }  // namespace base
-- 
2.42.0.windows.2