Disable flaky DeviceStatusCollectorTest.TestCPUSamples test

chrome/browser/chromeos/policy/device_status_collector_browsertest.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/policy/device_status_collector.h"
 
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
@@ skipping 848 matching lines @@
   }
   GetStatus();
   EXPECT_EQ(static_cast<int>(DeviceStatusCollector::kMaxResourceUsageSamples),
             status_.system_ram_free().size());
   EXPECT_TRUE(status_.has_system_ram_total());
   // No good way to inject specific test values for available system RAM, so
   // just make sure it's > 0.
   EXPECT_GT(status_.system_ram_total(), 0);
 }
 
-TEST_F(DeviceStatusCollectorTest, TestCPUSamples) {
+// Test is disabled because it is flaky on Asan bot (See crbug.com/474325)
+TEST_F(DeviceStatusCollectorTest, DISABLED_TestCPUSamples) {
   // Mock 100% CPU usage.
   std::string full_cpu_usage("cpu  500 0 500 0 0 0 0");
   RestartStatusCollector(base::Bind(&GetEmptyVolumeInfo),
                          base::Bind(&GetFakeCPUStatistics, full_cpu_usage));
   message_loop_.RunUntilIdle();
   GetStatus();
   ASSERT_EQ(1, status_.cpu_utilization_pct().size());
   EXPECT_EQ(100, status_.cpu_utilization_pct(0));
 
   // Now sample CPU usage again (active usage counters will not increase
@@ skipping 343 matching lines @@
         found_match = true;
         break;
       }
     }
     EXPECT_TRUE(found_match) << "No matching state for fake network "
                              << " (" << state.name << ")";
   }
 }
 
 }  // namespace policy