[test] Make CHECK_EQ calls in cctest consistent.

test/cctest/test-code-stub-assembler.cc

 // Copyright 2015 the V8 project 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 "src/base/utils/random-number-generator.h"
 #include "src/builtins/builtins-promise.h"
 #include "src/code-factory.h"
 #include "src/code-stub-assembler.h"
 #include "src/compiler/node.h"
 #include "src/isolate.h"
@@ skipping 1561 matching lines @@
   m.Branch(m.IsDebugActive(), &if_active, &if_not_active);
   m.Bind(&if_active);
   m.Return(m.TrueConstant());
   m.Bind(&if_not_active);
   m.Return(m.FalseConstant());
 
   Handle<Code> code = data.GenerateCode();
   CHECK(!code.is_null());
 
   FunctionTester ft(code, kNumParams);
-  CHECK_EQ(false, isolate->debug()->is_active());
+  CHECK(!isolate->debug()->is_active());
   Handle<Object> result =
       ft.Call(isolate->factory()->undefined_value()).ToHandleChecked();
   CHECK_EQ(isolate->heap()->false_value(), *result);
 
   bool* debug_is_active = reinterpret_cast<bool*>(
       ExternalReference::debug_is_active_address(isolate).address());
 
   // Cheat to enable debug (TODO: do this properly).
   *debug_is_active = true;
 
@@ skipping 862 matching lines @@
   m.Return(m.SmiConstant(0));
 
   Handle<Code> code = data.GenerateCode();
   CHECK(!code.is_null());
   FunctionTester ft(code, kNumParams);
   CHECK_EQ(1, Handle<Smi>::cast(ft.Call().ToHandleChecked())->value());
 }
 
 }  // namespace internal
 }  // namespace v8