Disable SysInfoTest.AmountOfPhysicalMemory on NaCl.

test/base-unittests/sys-info-unittest.cc

Index: test/base-unittests/sys-info-unittest.cc
diff --git a/test/base-unittests/sys-info-unittest.cc b/test/base-unittests/sys-info-unittest.cc
index 10bd91bb01571850fb5293b832f70e01ec46b57e..a760f941f6f37c5bb5d03fd8d3e8351f8f5a1887 100644
--- a/test/base-unittests/sys-info-unittest.cc
+++ b/test/base-unittests/sys-info-unittest.cc
@@ -5,6 +5,12 @@
 #include "src/base/sys-info.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+#if V8_OS_NACL
+#define DISABLE_ON_NACL(Name) DISABLED_##Name
+#else
+#define DISABLE_ON_NACL(Name) Name
+#endif
+
 namespace v8 {
 namespace base {
 
@@ -13,7 +19,7 @@ TEST(SysInfoTest, NumberOfProcessors) {
 }
 
 
-TEST(SysInfoTest, AmountOfPhysicalMemory) {
+TEST(SysInfoTest, DISABLE_ON_NACL(AmountOfPhysicalMemory)) {
   EXPECT_LT(0, SysInfo::AmountOfPhysicalMemory());
 }