Set V8_FATAL and V8_UNIMPLEMENTED to ((void) 0) in Release

src/base/logging.h

Index: src/base/logging.h
diff --git a/src/base/logging.h b/src/base/logging.h
index 511ebf1e9c3e5af344eaaf809fb0726003768fe5..e02fd63cc6ad865cc1572c597907dae9ce1e1a5f 100644
--- a/src/base/logging.h
+++ b/src/base/logging.h
@@ -24,11 +24,9 @@ extern "C" void V8_Fatal(const char* file, int line, const char* format, ...);
 #define UNREACHABLE()                           \
   V8_Fatal(__FILE__, __LINE__, "unreachable code")
 #else
-#define FATAL(msg)                              \
-  V8_Fatal("", 0, "%s", (msg))
-#define UNIMPLEMENTED()                         \
-  V8_Fatal("", 0, "unimplemented code")
-#define UNREACHABLE() ((void) 0)
+#define FATAL(msg)      ((void) 0)
+#define UNIMPLEMENTED() ((void) 0)
+#define UNREACHABLE()   ((void) 0)
 #endif