Run athena on device

chrome/browser/chromeos/memory/oom_priority_manager.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/chromeos/memory/oom_priority_manager.h"
 
 #include <algorithm>
 #include <set>
 #include <vector>
 
@@ skipping 305 matching lines @@
 
 void OomPriorityManager::RecordDiscardStatistics() {
   // Record a raw count so we can compare to discard reloads.
   discard_count_++;
   UMA_HISTOGRAM_CUSTOM_COUNTS(
       "Tabs.Discard.DiscardCount", discard_count_, 1, 1000, 50);
 
   // TODO(jamescook): Maybe incorporate extension count?
   UMA_HISTOGRAM_CUSTOM_COUNTS(
       "Tabs.Discard.TabCount", GetTabCount(), 1, 100, 50);
-
+#if !defined(USE_ATHENA)
   // Record the discarded tab in relation to the amount of simultaneously
   // logged in users.
   ash::MultiProfileUMA::RecordDiscardedTab(
       ash::Shell::GetInstance()->session_state_delegate()->
           NumberOfLoggedInUsers());
+#endif
 
   // TODO(jamescook): If the time stats prove too noisy, then divide up users
   // based on how heavily they use Chrome using tab count as a proxy.
   // Bin into <= 1, <= 2, <= 4, <= 8, etc.
   if (last_discard_time_.is_null()) {
     // This is the first discard this session.
     TimeDelta interval = TimeTicks::Now() - start_time_;
     int interval_seconds = static_cast<int>(interval.InSeconds());
     // Record time in seconds over an interval of approximately 1 day.
     UMA_HISTOGRAM_CUSTOM_COUNTS(
@@ skipping 311 matching lines @@
     if (it == pid_to_oom_score_.end() || it->second != score) {
       content::ZygoteHost::GetInstance()->AdjustRendererOOMScore(*iterator,
                                                                  score);
       pid_to_oom_score_[*iterator] = score;
     }
     priority += priority_increment;
   }
 }
 
 }  // namespace chromeos