base: Remove the string logging from CHECK().

ash/test/ash_test_base.cc

Index: ash/test/ash_test_base.cc
diff --git a/ash/test/ash_test_base.cc b/ash/test/ash_test_base.cc
index 5b1d9bcd5e22af49493f2819064edd477f01d9ba..40ed0346769dff9e8dd86f9219b4d8a3dadded8b 100644
--- a/ash/test/ash_test_base.cc
+++ b/ash/test/ash_test_base.cc
@@ -113,10 +113,10 @@ AshTestBase::AshTestBase()
 }
 
 AshTestBase::~AshTestBase() {
-  CHECK(setup_called_)
-      << "You have overridden SetUp but never called AshTestBase::SetUp";
-  CHECK(teardown_called_)
-      << "You have overridden TearDown but never called AshTestBase::TearDown";
+  // You have overridden SetUp but never called AshTestBase::SetUp
+  CHECK(setup_called_);
+  // You have overridden TearDown but never called AshTestBase::TearDown
+  CHECK(teardown_called_);
 }
 
 void AshTestBase::SetUp() {