Adding Hashed Address to BluetoothLowEnergyDeviceMac

device/BUILD.gn

Index: device/BUILD.gn
diff --git a/device/BUILD.gn b/device/BUILD.gn
index 2f4a202495e834c1b32ac7a36f353a7a6a2d168b..0fa1171fc0d2a4c0634fb3af404a6c6bac178c66 100644
--- a/device/BUILD.gn
+++ b/device/BUILD.gn
@@ -138,6 +138,8 @@ test("device_unittests") {
   }
 
   if (is_mac) {
+    deps += [ "//third_party/ocmock" ]
+    ldflags = [ "-ObjC" ]
     libs = [ "IOBluetooth.framework" ]
 
     # In the OSX 10.10 SDK, CoreBluetooth became a top level framework.
@@ -145,7 +147,7 @@ test("device_unittests") {
     # OSes older than OSX 10.10, the top level CoreBluetooth framework must be
     # weakly linked.
     if (mac_sdk_version == "10.10") {
-      ldflags = [ "-weak_framework CoreBluetooth" ]
+      ldflags += [ "-weak_framework CoreBluetooth" ]
     }
   }
 }