Remove dead code for generated code coverage.

src/ppc/macro-assembler-ppc.h

Index: src/ppc/macro-assembler-ppc.h
diff --git a/src/ppc/macro-assembler-ppc.h b/src/ppc/macro-assembler-ppc.h
index b160a3ffac4118b5d1f6e8d0c4d4e523aca8b5d0..cf9d4b5719b50a1f9aba5e5c04e4d7f65ec78208 100644
--- a/src/ppc/macro-assembler-ppc.h
+++ b/src/ppc/macro-assembler-ppc.h
@@ -1664,17 +1664,8 @@ 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