CommandLine: deprecate another function on non-Windows

base/command_line_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 <string>
 #include <vector>
 
 #include "base/command_line.h"
 #include "base/basictypes.h"
 #include "base/file_path.h"
@@ skipping 32 matching lines @@
 #endif
   EXPECT_FALSE(cl.HasSwitch("cruller"));
   EXPECT_FALSE(cl.HasSwitch("flim"));
   EXPECT_FALSE(cl.HasSwitch("program"));
   EXPECT_FALSE(cl.HasSwitch("dog"));
   EXPECT_FALSE(cl.HasSwitch("cat"));
   EXPECT_FALSE(cl.HasSwitch("output-rotation"));
   EXPECT_FALSE(cl.HasSwitch("not-a-switch"));
   EXPECT_FALSE(cl.HasSwitch("--"));
 
-  EXPECT_EQ(L"program", cl.program());
+  EXPECT_EQ(FilePath(FILE_PATH_LITERAL("program")).value(),
+            cl.GetProgram().value());
 
   EXPECT_TRUE(cl.HasSwitch("foo"));
   EXPECT_TRUE(cl.HasSwitch("bar"));
   EXPECT_TRUE(cl.HasSwitch("baz"));
   EXPECT_TRUE(cl.HasSwitch("spaetzle"));
 #if defined(OS_WIN)
   EXPECT_TRUE(cl.HasSwitch("SPAETZLE"));
 #endif
   EXPECT_TRUE(cl.HasSwitch("other-switches"));
   EXPECT_TRUE(cl.HasSwitch("input-translation"));
@@ skipping 82 matching lines @@
 #if defined(OS_WIN)
   EXPECT_EQ(L"\"Program\" "
             L"--switch1 "
             L"--switch2=value "
             L"--switch3=\"a value with spaces\" "
             L"--switch4=\"\\\"a value with quotes\\\"\" "
             L"--quotes=\"" TRICKY_QUOTED L"\"",
             cl.command_line_string());
 #endif
 }