Remove extraneous line from CompareWrapper test

test/cctest/compiler/codegen-tester.cc

Index: test/cctest/compiler/codegen-tester.cc
diff --git a/test/cctest/compiler/codegen-tester.cc b/test/cctest/compiler/codegen-tester.cc
index be445de3ce6fa07a60847500483e4495c4ece68e..833b9aa39f4bc0d5a07dfae0219fb505b5a13234 100644
--- a/test/cctest/compiler/codegen-tester.cc
+++ b/test/cctest/compiler/codegen-tester.cc
@@ -15,7 +15,6 @@ using namespace v8::internal::compiler;
 TEST(CompareWrapper) {
   // Who tests the testers?
   // If CompareWrapper is broken, then test expectations will be broken.
-  RawMachineAssemblerTester<int32_t> m;
   CompareWrapper wWord32Equal(IrOpcode::kWord32Equal);
   CompareWrapper wInt32LessThan(IrOpcode::kInt32LessThan);
   CompareWrapper wInt32LessThanOrEqual(IrOpcode::kInt32LessThanOrEqual);