POSIX: Add a macro for handling EINTR.

chrome/common/file_descriptor_set_unittest.cc

Index: chrome/common/file_descriptor_set_unittest.cc
diff --git a/chrome/common/file_descriptor_set_unittest.cc b/chrome/common/file_descriptor_set_unittest.cc
index 89144a55983a41a4b9ae69c7c26f070643de730d..ca7f0429de0a7df37c6a78e80c16f7ac7f292dac 100644
--- a/chrome/common/file_descriptor_set_unittest.cc
+++ b/chrome/common/file_descriptor_set_unittest.cc
@@ -8,6 +8,7 @@
 #include <fcntl.h>
 
 #include "base/basictypes.h"
+#include "base/eintr_wrappers.h"
 #include "chrome/common/file_descriptor_set_posix.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
@@ -140,8 +141,8 @@ TEST(FileDescriptorSet, DontClose) {
 
   const int duped = dup(fd);
   ASSERT_GE(duped, 0);
-  close(duped);
-  close(fd);
+  HANDLE_EINTR(close(duped));
+  HANDLE_EINTR(close(fd));
 }
 
 TEST(FileDescriptorSet, DoClose) {
@@ -153,5 +154,5 @@ TEST(FileDescriptorSet, DoClose) {
 
   const int duped = dup(fd);
   ASSERT_EQ(duped, -1);
-  close(fd);
+  HANDLE_EINTR(close(fd));
 }