mac: Remove IsOSSnowLeopard().

ipc/attachment_broker_privileged_mac_unittest.cc

Index: ipc/attachment_broker_privileged_mac_unittest.cc
diff --git a/ipc/attachment_broker_privileged_mac_unittest.cc b/ipc/attachment_broker_privileged_mac_unittest.cc
index dbecc735c149c190062045732dda05d96b99ad4a..53981943bbabe43a0a2a497b5db58336a48915b0 100644
--- a/ipc/attachment_broker_privileged_mac_unittest.cc
+++ b/ipc/attachment_broker_privileged_mac_unittest.cc
@@ -182,10 +182,6 @@ class AttachmentBrokerPrivilegedMacMultiProcessTest
 // The attachment broker inserts a right for a memory object into the
 // destination task.
 TEST_F(AttachmentBrokerPrivilegedMacMultiProcessTest, InsertRight) {
-  // Mach-based SharedMemory isn't support on OSX 10.6.
-  if (base::mac::IsOSSnowLeopard())
-    return;
-
   SetUpChild("InsertRightClient");
   mach_msg_type_number_t original_name_count = GetActiveNameCount();
   IPC::AttachmentBrokerPrivilegedMac broker(&port_provider_);
@@ -250,10 +246,6 @@ MULTIPROCESS_TEST_MAIN(InsertRightClient) {
 // The attachment broker inserts the right for a memory object into the
 // destination task twice.
 TEST_F(AttachmentBrokerPrivilegedMacMultiProcessTest, InsertSameRightTwice) {
-  // Mach-based SharedMemory isn't support on OSX 10.6.
-  if (base::mac::IsOSSnowLeopard())
-    return;
-
   SetUpChild("InsertSameRightTwiceClient");
   mach_msg_type_number_t original_name_count = GetActiveNameCount();
   IPC::AttachmentBrokerPrivilegedMac broker(&port_provider_);
@@ -347,10 +339,6 @@ MULTIPROCESS_TEST_MAIN(InsertSameRightTwiceClient) {
 // The attachment broker inserts the rights for two memory objects into the
 // destination task.
 TEST_F(AttachmentBrokerPrivilegedMacMultiProcessTest, InsertTwoRights) {
-  // Mach-based SharedMemory isn't support on OSX 10.6.
-  if (base::mac::IsOSSnowLeopard())
-    return;
-
   SetUpChild("InsertTwoRightsClient");
   mach_msg_type_number_t original_name_count = GetActiveNameCount();
   IPC::AttachmentBrokerPrivilegedMac broker(&port_provider_);