Deprecate more old filepath functions.

base/file_util_unittest.cc

 // Copyright (c) 2010 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 "build/build_config.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #include <winioctl.h>
 #include <shellapi.h>
@@ skipping 274 matching lines @@
   {FPL("/bar.baz/foodll"), FPL("txt"), FPL("/bar.baz/foodlltxt")},
   {FPL("/bar.baz/foo.dll"), FPL("txt"), FPL("/bar.baz/footxt.dll")},
   {FPL("/bar.baz/foo.dll.exe"), FPL("txt"), FPL("/bar.baz/foo.dlltxt.exe")},
   {FPL("/bar.baz/foo"), FPL(""), FPL("/bar.baz/foo")},
   {FPL("/bar.baz/foo.exe"), FPL(""), FPL("/bar.baz/foo.exe")},
   {FPL("/bar.baz/foo.dll.exe"), FPL(""), FPL("/bar.baz/foo.dll.exe")},
   {FPL("/bar/baz/foo.exe"), FPL(" (1)"), FPL("/bar/baz/foo (1).exe")},
 #endif
 };
 
+#if defined(OS_WIN)
+// This function has been deprecated on non-Windows.
 TEST_F(FileUtilTest, InsertBeforeExtensionTest) {
   for (unsigned int i = 0; i < arraysize(kInsertBeforeExtension); ++i) {
     FilePath path(kInsertBeforeExtension[i].path);
     file_util::InsertBeforeExtension(&path, kInsertBeforeExtension[i].suffix);
     EXPECT_EQ(kInsertBeforeExtension[i].result, path.value());
   }
 }
+#endif
 
 static const struct filename_case {
   const wchar_t* path;
   const wchar_t* filename;
 } filename_cases[] = {
 #if defined(OS_WIN)
   {L"c:\\colon\\backslash", L"backslash"},
   {L"c:\\colon\\backslash\\", L""},
   {L"\\\\filename.exe", L"filename.exe"},
   {L"filename.exe", L"filename.exe"},
@@ skipping 44 matching lines @@
   {L"/foo/bar./", L""},
   {L"/foo/bar/filename.extension.extension2", L"extension2"},
   {L".", L""},
   {L"..", L""},
   {L"./foo", L""},
   {L"./foo.extension", L"extension"},
   {L"/foo.extension1/bar.extension2", L"extension2"},
 #endif
 };
 
+#if defined(OS_WIN)
+// This function has been deprecated on non-Windows.
 TEST_F(FileUtilTest, GetFileExtensionFromPath) {
   for (unsigned int i = 0; i < arraysize(extension_cases); ++i) {
     const extension_case& ext = extension_cases[i];
     const std::wstring fext = file_util::GetFileExtensionFromPath(ext.path);
     EXPECT_EQ(ext.extension, fext);
   }
 }
+#endif
 
 // Test finding the directory component of a path
 static const struct dir_case {
   const wchar_t* full_path;
   const wchar_t* directory;
 } dir_cases[] = {
 #if defined(OS_WIN)
   {L"C:\\WINDOWS\\system32\\gdi32.dll", L"C:\\WINDOWS\\system32"},
   {L"C:\\WINDOWS\\system32\\not_exist_thx_1138", L"C:\\WINDOWS\\system32"},
   {L"C:\\WINDOWS\\system32\\", L"C:\\WINDOWS\\system32"},
@@ skipping 1469 matching lines @@
   EXPECT_TRUE(file_util::IsDirectoryEmpty(empty_dir));
 
   FilePath foo(empty_dir.Append(FILE_PATH_LITERAL("foo.txt")));
   std::string bar("baz");
   ASSERT_TRUE(file_util::WriteFile(foo, bar.c_str(), bar.length()));
 
   EXPECT_FALSE(file_util::IsDirectoryEmpty(empty_dir));
 }
 
 }  // namespace