Cleanup in //runtime/bin

runtime/bin/fdutils_macos.cc

Index: runtime/bin/fdutils_macos.cc
diff --git a/runtime/bin/fdutils_macos.cc b/runtime/bin/fdutils_macos.cc
index 2ecf6006e4813f0485dcd866c06084ca0d600180..41f1d2434465d2923a0fafac11faeebfa2a9e409 100644
--- a/runtime/bin/fdutils_macos.cc
+++ b/runtime/bin/fdutils_macos.cc
@@ -5,16 +5,15 @@
 #include "platform/globals.h"
 #if defined(TARGET_OS_MACOS)
 
+#include "bin/fdutils.h"
+
 #include <errno.h>  // NOLINT
 #include <fcntl.h>  // NOLINT
-#include <unistd.h>  // NOLINT
 #include <sys/ioctl.h>  // NOLINT
-
-#include "bin/fdutils.h"
+#include <unistd.h>  // NOLINT
 
 #include "platform/signal_blocker.h"
 
-
 namespace dart {
 namespace bin {
 
@@ -73,9 +72,7 @@ intptr_t FDUtils::AvailableBytes(intptr_t fd) {
   if (result < 0) {
     return result;
   }
-#ifdef DEBUG
   ASSERT(available >= 0);
-#endif
   return static_cast<intptr_t>(available);
 }
 
@@ -99,7 +96,7 @@ ssize_t FDUtils::ReadFromBlocking(int fd, void* buffer, size_t count) {
       ASSERT(errno != EWOULDBLOCK);
       return -1;
     } else {
-      ASSERT((bytes_read > 0));
+      ASSERT(bytes_read > 0);
       remaining -= bytes_read;
       buffer_pos += bytes_read;
     }