Stack sampling profiler: move configuration to chrome/common

chrome/browser/chrome_browser_main.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 "chrome/browser/chrome_browser_main.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 874 matching lines @@
   }
 
   // Initialize FieldTrialSynchronizer system. This is a singleton and is used
   // for posting tasks via base::Bind. Its deleted when it goes out of scope.
   // Even though base::Bind does AddRef and Release, the object will not be
   // deleted after the Task is executed.
   field_trial_synchronizer_ = new FieldTrialSynchronizer();
 
   // Register a synthetic field trial for the sampling profiler configuration
   // that was already chosen.
-  sampling_profiler_config_.RegisterSyntheticFieldTrial();
+  std::string trial_name, group_name;
+  if (sampling_profiler_config_.GetSyntheticFieldTrial(&trial_name,
+                                                       &group_name)) {
+    ChromeMetricsServiceAccessor::RegisterSyntheticFieldTrial(trial_name,
+                                                              group_name);
+  }
 
 #if defined(OS_WIN) || defined(OS_MACOSX) || \
     (defined(OS_LINUX) && !defined(OS_CHROMEOS))
   metrics::DesktopSessionDurationTracker::Initialize();
 #endif
 
 #if defined(OS_WIN)
   // Cleanup the PreRead field trial registry key.
   // TODO(fdoray): Remove this when M56 hits stable.
   const base::string16 pre_read_field_trial_registry_path =
@@ skipping 1311 matching lines @@
   chromeos::CrosSettings::Shutdown();
 #endif  // defined(OS_CHROMEOS)
 #endif  // defined(OS_ANDROID)
 }
 
 // Public members:
 
 void ChromeBrowserMainParts::AddParts(ChromeBrowserMainExtraParts* parts) {
   chrome_extra_parts_.push_back(parts);
 }