[Android] __NR_getdents64 is available on all architectures.

content/common/sandbox_linux/android/sandbox_bpf_base_policy_android.cc

Index: content/common/sandbox_linux/android/sandbox_bpf_base_policy_android.cc
diff --git a/content/common/sandbox_linux/android/sandbox_bpf_base_policy_android.cc b/content/common/sandbox_linux/android/sandbox_bpf_base_policy_android.cc
index 9fcbc33de6a1498f88bf33b1ed5b5f139446f58d..79116a0580bfd7d9d67fefc672f7613abd758931 100644
--- a/content/common/sandbox_linux/android/sandbox_bpf_base_policy_android.cc
+++ b/content/common/sandbox_linux/android/sandbox_bpf_base_policy_android.cc
@@ -80,11 +80,11 @@ ResultExpr SandboxBPFBasePolicyAndroid::EvaluateSyscall(int sysno) const {
 #endif
 #if defined(__x86_64__) || defined(__aarch64__)
     case __NR_newfstatat:
-    case __NR_getdents64:
 #elif defined(__i386__) || defined(__arm__) || defined(__mips__)
     case __NR_fstatat64:
     case __NR_getdents:
 #endif
+    case __NR_getdents64:
     case __NR_getpriority:
     case __NR_ioctl:
 #if defined(__i386__)