Implements Windows system tracing.

base/win/event_trace_consumer_unittest.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.
 //
 // Unit tests for event trace consumer base class.
 #include "base/win/event_trace_consumer.h"
 
 #include <list>
 
 #include <objbase.h>
@@ skipping 76 matching lines @@
   virtual void SetUp() {
     // Cleanup any potentially dangling sessions.
     EtwTraceProperties ignore;
     EtwTraceController::Stop(session_name_.c_str(), &ignore);
 
     // Allocate a new GUID for each provider test.
     ASSERT_HRESULT_SUCCEEDED(::CoCreateGuid(&test_provider_));
   }
 
   virtual void TearDown() {
-    // Cleanup any potentially danging sessions.
+    // Cleanup any potentially dangling sessions.
     EtwTraceProperties ignore;
     EtwTraceController::Stop(session_name_.c_str(), &ignore);
   }
 
  protected:
   GUID test_provider_;
   std::wstring session_name_;
 };
 
 }  // namespace
@@ skipping 266 matching lines @@
     return;
   }
   ASSERT_HRESULT_SUCCEEDED(hr) << "RoundTripEvent failed";
   ASSERT_TRUE(NULL != trace);
   ASSERT_EQ(sizeof(kData), trace->MofLength);
   ASSERT_STREQ(kData, reinterpret_cast<const char*>(trace->MofData));
 }
 
 }  // namespace win
 }  // namespace base