[Mac] Report statistics more regularly in Mac memory pressure monitor

chrome/browser/chromeos/resource_reporter/resource_reporter_unittest.cc

Index: chrome/browser/chromeos/resource_reporter/resource_reporter_unittest.cc
diff --git a/chrome/browser/chromeos/resource_reporter/resource_reporter_unittest.cc b/chrome/browser/chromeos/resource_reporter/resource_reporter_unittest.cc
index f34342e3892874ac998dc5c8edc4378cab66ff69..82c6954f49499624ac4a74b22e617194655452d0 100644
--- a/chrome/browser/chromeos/resource_reporter/resource_reporter_unittest.cc
+++ b/chrome/browser/chromeos/resource_reporter/resource_reporter_unittest.cc
@@ -121,7 +121,7 @@ class DummyMemoryPressureMonitor : public base::MemoryPressureMonitor {
   }
 
   // base::CriticalMemoryPressureMonitor:
-  MemoryPressureLevel GetCurrentPressureLevel() const override {
+  MemoryPressureLevel GetCurrentPressureLevel() override {
     return memory_pressure_level_;
   }
   void SetDispatchCallback(const DispatchCallback& callback) override {}