Make all tests profilable

base/base_switches.cc

 // Copyright (c) 2012 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/base_switches.h"
 #include "build/build_config.h"
 
 namespace switches {
 
 // Disables the crash reporting.
@@ skipping 71 matching lines @@
 const char kTraceToFileName[]               = "trace-to-file-name";
 
 // Configure whether chrome://profiler will contain timing information. This
 // option is enabled by default. A value of "0" will disable profiler timing,
 // while all other values will enable it.
 const char kProfilerTiming[]                = "profiler-timing";
 // Value of the --profiler-timing flag that will disable timing information for
 // chrome://profiler.
 const char kProfilerTimingDisabledValue[]   = "0";
 
+// Specifies a location for profiling output. This will only work if chrome has
+// been built with the gyp variable profiling=1 or gn arg enable_profiling=true.
+//
+//   {pid} if present will be replaced by the pid of the process.
+//   {count} if present will be incremented each time a profile is generated
+//           for this process.
+// The default is chrome-profile-{pid} for the browser and test-profile-{pid}
+// for tests.
+const char kProfilingFile[] = "profiling-file";
+
 #if defined(OS_WIN)
 // Disables the USB keyboard detection for blocking the OSK on Win8+.
 const char kDisableUsbKeyboardDetect[]      = "disable-usb-keyboard-detect";
 #endif
 
 #if defined(OS_POSIX)
 // Used for turning on Breakpad crash reporting in a debug environment where
 // crash reporting is typically compiled but disabled.
 const char kEnableCrashReporterForTesting[] =
     "enable-crash-reporter-for-testing";
 #endif
 
 }  // namespace switches