Check for CloseHandle failures even when not debugging

base/win/object_watcher_unittest.cc

Index: base/win/object_watcher_unittest.cc
diff --git a/base/win/object_watcher_unittest.cc b/base/win/object_watcher_unittest.cc
index b30ca41a4fe4d3f6cb37455a72ed57ed69d063e4..5498b5dab93b357098fbbd99c4bbc2fee8bc2954 100644
--- a/base/win/object_watcher_unittest.cc
+++ b/base/win/object_watcher_unittest.cc
@@ -52,7 +52,7 @@ void RunTest_BasicSignal(MessageLoop::Type message_loop_type) {
   MessageLoop::current()->Run();
 
   EXPECT_FALSE(watcher.IsWatching());
-  CloseHandle(event);
+  CHECK(::CloseHandle(event));
 }
 
 void RunTest_BasicCancel(MessageLoop::Type message_loop_type) {
@@ -69,7 +69,7 @@ void RunTest_BasicCancel(MessageLoop::Type message_loop_type) {
 
   watcher.StopWatching();
 
-  CloseHandle(event);
+  CHECK(::CloseHandle(event));
 }
 
 void RunTest_CancelAfterSet(MessageLoop::Type message_loop_type) {
@@ -98,7 +98,7 @@ void RunTest_CancelAfterSet(MessageLoop::Type message_loop_type) {
   // Our delegate should not have fired.
   EXPECT_EQ(1, counter);
 
-  CloseHandle(event);
+  CHECK(::CloseHandle(event));
 }
 
 void RunTest_SignalBeforeWatch(MessageLoop::Type message_loop_type) {
@@ -116,7 +116,7 @@ void RunTest_SignalBeforeWatch(MessageLoop::Type message_loop_type) {
   MessageLoop::current()->Run();
 
   EXPECT_FALSE(watcher.IsWatching());
-  CloseHandle(event);
+  CHECK(::CloseHandle(event));
 }
 
 void RunTest_OutlivesMessageLoop(MessageLoop::Type message_loop_type) {
@@ -133,7 +133,7 @@ void RunTest_OutlivesMessageLoop(MessageLoop::Type message_loop_type) {
       watcher.StartWatching(event, &delegate);
     }
   }
-  CloseHandle(event);
+  CHECK(::CloseHandle(event));
 }
 
 }  // namespace