Port flush_cache tool.

chrome/test/perf/perftests.cc

 // Copyright (c) 2006-2008 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 "base/at_exit.h"
+#include "base/command_line.h"
+#include "base/debug_util.h"
 #include "base/message_loop.h"
 #include "base/perftimer.h"
 #include "base/process_util.h"
 #include "chrome/common/chrome_paths.cc"
 #include "testing/gtest/include/gtest/gtest.h"
 
 // TODO(darin): share code with base/run_all_perftests.cc
 
 int main(int argc, char **argv) {
+  base::AtExitManager exit_manager;
   base::EnableTerminationOnHeapCorruption();
+  CommandLine::SetArgcArgv(argc, argv);
   chrome::RegisterPathProvider();
   MessageLoop main_message_loop;
 
   testing::InitGoogleTest(&argc, argv);
 
   const char log_file_switch[] = "-o";
   const char* log_filename = NULL;
   for (int i = 1; i < argc; i++)  {
     if (strcmp(argv[i], log_file_switch) == 0) {
       // found the switch for the log file, use the next arg
@@ skipping 11 matching lines @@
   printf("Using output file \"%s\" (change with %s <filename>)\n",
          log_filename, log_file_switch);
 
   if (!InitPerfLog(log_filename)) {
     fprintf(stderr, "Unable to open log file\n");
     return 1;
   }
 
   // Raise to high priority to have more precise measurements. Since we don't
   // aim at 1% precision, it is not necessary to run at realtime level.
-    if (!IsDebuggerPresent()) {
-    SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
+  if (!DebugUtil::BeingDebugged()) {
+    base::RaiseProcessToHighPriority();
   }
 
   int result = RUN_ALL_TESTS();
 
   FinalizePerfLog();
   return result;
 }