1 files changed, 0 insertions, 48 deletions
diff --git a/dom/media/gmp/rlz/GMPDeviceBinding.cpp b/dom/media/gmp/rlz/GMPDeviceBinding.cpp
index 04def8e8e0..0871d2e4ee 100644
--- a/dom/media/gmp/rlz/GMPDeviceBinding.cpp
+++ b/dom/media/gmp/rlz/GMPDeviceBinding.cpp
@@ -32,14 +32,6 @@
 #include "windows.h"
 #endif
 
-#ifdef XP_MACOSX
-#include <assert.h>
-#ifdef HASH_NODE_ID_WITH_DEVICE_ID
-#include <unistd.h>
-#include <mach/mach.h>
-#include <mach/mach_vm.h>
-#endif
-#endif
 
 #endif // HASH_NODE_ID_WITH_DEVICE_ID
 
@@ -83,46 +75,6 @@ GetStackAfterCurrentFrame(uint8_t** aOutTop, uint8_t** aOutBottom)
 }
 #endif
 
-#if defined(XP_MACOSX) && defined(HASH_NODE_ID_WITH_DEVICE_ID)
-static mach_vm_address_t
-RegionContainingAddress(mach_vm_address_t aAddress)
-{
-  mach_port_t task;
-  kern_return_t kr = task_for_pid(mach_task_self(), getpid(), &task);
-  if (kr != KERN_SUCCESS) {
-    return 0;
-  }
-
-  mach_vm_address_t address = aAddress;
-  mach_vm_size_t size;
-  vm_region_basic_info_data_64_t info;
-  mach_msg_type_number_t count = VM_REGION_BASIC_INFO_COUNT_64;
-  mach_port_t object_name;
-  kr = mach_vm_region(task, &address, &size, VM_REGION_BASIC_INFO_64,
-                      reinterpret_cast<vm_region_info_t>(&info), &count,
-                      &object_name);
-  if (kr != KERN_SUCCESS || size == 0
-      || address > aAddress || address + size <= aAddress) {
-    // mach_vm_region failed, or couldn't find region at given address.
-    return 0;
-  }
-
-  return address;
-}
-
-MOZ_NEVER_INLINE
-static bool
-GetStackAfterCurrentFrame(uint8_t** aOutTop, uint8_t** aOutBottom)
-{
-  mach_vm_address_t stackFrame =
-    reinterpret_cast<mach_vm_address_t>(__builtin_frame_address(0));
-  *aOutTop = reinterpret_cast<uint8_t*>(stackFrame);
-  // Kernel code shows that stack is always a single region.
-  *aOutBottom = reinterpret_cast<uint8_t*>(RegionContainingAddress(stackFrame));
-  return *aOutBottom && (*aOutBottom < *aOutTop);
-}
-#endif
-
 #ifdef HASH_NODE_ID_WITH_DEVICE_ID
 static void SecureMemset(void* start, uint8_t value, size_t size)
 {