2 files changed, 8 insertions, 0 deletions
diff --git a/components/power/origin_power_map.cc b/components/power/origin_power_map.cc
index 4ce32e2..69d9fbd 100644
--- a/components/power/origin_power_map.cc
+++ b/components/power/origin_power_map.cc
@@ -59,4 +59,9 @@ void OriginPowerMap::OnAllOriginsUpdated() {
   callback_list_.Notify();
 }
 
+void OriginPowerMap::ClearOriginMap() {
+  origin_map_.clear();
+  total_consumed_ = 0;
+}
+
 }  // namespace power
diff --git a/components/power/origin_power_map.h b/components/power/origin_power_map.h
index 36caa02..3d664da 100644
--- a/components/power/origin_power_map.h
+++ b/components/power/origin_power_map.h
@@ -43,6 +43,9 @@ class OriginPowerMap : public KeyedService {
   // updating for all origins this cycle.
   void OnAllOriginsUpdated();
 
+  // Clears all URLs out of the map.
+  void ClearOriginMap();
+
  private:
   // OriginMap maps a URL to the amount of power consumed by the URL using the
   // same units as |total_consumed_|.