Remove dead code for generated code coverage.

src/s390/macro-assembler-s390.h

Index: src/s390/macro-assembler-s390.h
diff --git a/src/s390/macro-assembler-s390.h b/src/s390/macro-assembler-s390.h
index 13967cc0e47f31f0e63190ea10bec1e8f451f196..09997237850ebc1b6e24dd02b04246ba96edb377 100644
--- a/src/s390/macro-assembler-s390.h
+++ b/src/s390/macro-assembler-s390.h
@@ -1907,16 +1907,8 @@ inline MemOperand NativeContextMemOperand() {
   return ContextMemOperand(cp, Context::NATIVE_CONTEXT_INDEX);
 }
 
-#ifdef GENERATED_CODE_COVERAGE
-#define CODE_COVERAGE_STRINGIFY(x) #x
-#define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x)
-#define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
-#define ACCESS_MASM(masm)    \
-  masm->stop(__FILE_LINE__); \
-  masm->
-#else
 #define ACCESS_MASM(masm) masm->
-#endif
+
 }  // namespace internal
 }  // namespace v8