Index: chrome/browser/performance_monitor/performance_monitor.h |
diff --git a/chrome/browser/performance_monitor/performance_monitor.h b/chrome/browser/performance_monitor/performance_monitor.h |
index 22bdb584ac695ba5be7d8fccd9b590ba56e4a063..7e1b20f659adcb50b73a3b1acf49dcd0f36ea8eb 100644 |
--- a/chrome/browser/performance_monitor/performance_monitor.h |
+++ b/chrome/browser/performance_monitor/performance_monitor.h |
@@ -12,8 +12,10 @@ |
#include "base/timer/timer.h" |
#include "chrome/browser/performance_monitor/process_metrics_history.h" |
+namespace base { |
template <typename Type> |
struct DefaultSingletonTraits; |
+} // namespace base |
namespace content { |
struct ChildProcessData; |
@@ -36,7 +38,7 @@ class PerformanceMonitor { |
private: |
typedef std::map<base::ProcessHandle, ProcessMetricsHistory> MetricsMap; |
- friend struct DefaultSingletonTraits<PerformanceMonitor>; |
+ friend struct base::DefaultSingletonTraits<PerformanceMonitor>; |
PerformanceMonitor(); |
virtual ~PerformanceMonitor(); |