Index: chrome/browser/power/process_power_collector.cc |
diff --git a/chrome/browser/power/process_power_collector.cc b/chrome/browser/power/process_power_collector.cc |
index 5d44e6112f3a1e8870446ed23964218a238fbe48..3583b5754c6b7b16decd96617033085412960c46 100644 |
--- a/chrome/browser/power/process_power_collector.cc |
+++ b/chrome/browser/power/process_power_collector.cc |
@@ -171,7 +171,10 @@ void ProcessPowerCollector::RecordCpuUsageByOrigin(double total_cpu_percent) { |
power::OriginPowerMap* origin_power_map = |
power::OriginPowerMapFactory::GetForBrowserContext( |
it->second->profile()); |
- DCHECK(origin_power_map); |
+ // |origin_power_map| can be NULL, if the profile is a guest profile in |
+ // Chrome OS. |
+ if (!origin_power_map) |
+ continue; |
origin_power_map->AddPowerForOrigin(origin, last_process_power_usage); |
} |
@@ -183,6 +186,8 @@ void ProcessPowerCollector::RecordCpuUsageByOrigin(double total_cpu_percent) { |
++it) { |
power::OriginPowerMap* origin_power_map = |
power::OriginPowerMapFactory::GetForBrowserContext(*it); |
+ if (!origin_power_map) |
+ continue; |
origin_power_map->OnAllOriginsUpdated(); |
} |
} |