Move path functions from file_util to FilePath object.

chrome/test/reliability/page_load_test.cc

Index: chrome/test/reliability/page_load_test.cc
diff --git a/chrome/test/reliability/page_load_test.cc b/chrome/test/reliability/page_load_test.cc
index 9e6cf7f22302fe4014975b44578a07a75517e2ea..ecc16e89a95c2dea0d9a6c4ca1f80ed8106b3b69 100644
--- a/chrome/test/reliability/page_load_test.cc
+++ b/chrome/test/reliability/page_load_test.cc
@@ -219,9 +219,8 @@ void SetPageRange(const CommandLine& parsed_command_line) {
         CommandLine v8_command_line(
             parsed_command_line.GetSwitchValuePath(switches::kJavaScriptFlags));
         if (v8_command_line.HasSwitch(kV8LogFileSwitch)) {
-          g_v8_log_path = v8_command_line.GetSwitchValuePath(kV8LogFileSwitch);
-          if (!file_util::AbsolutePath(&g_v8_log_path))
-            g_v8_log_path = base::FilePath();
+          g_v8_log_path =
+              v8_command_line.GetSwitchValuePath(kV8LogFileSwitch).AsAbsolute();
         }
       }
     }