Revert of Add support in Chrome to send notifications to a specific device.

device/bluetooth/test/bluetooth_test.h

Index: device/bluetooth/test/bluetooth_test.h
diff --git a/device/bluetooth/test/bluetooth_test.h b/device/bluetooth/test/bluetooth_test.h
index 157865fd0ae8373957be16b60cfa85f7075f8310..5b7caaf148c8a32926d3642635f6b6f80ae2758c 100644
--- a/device/bluetooth/test/bluetooth_test.h
+++ b/device/bluetooth/test/bluetooth_test.h
@@ -41,19 +41,6 @@
  public:
   enum class Call { EXPECTED, NOT_EXPECTED };
 
-  struct NotificationType {
-    NotificationType();
-    NotificationType(std::string device_path,
-                     std::vector<uint8_t> value,
-                     bool indicate);
-    NotificationType(const NotificationType& obj);
-    ~NotificationType();
-
-    std::string device_path;
-    std::vector<uint8_t> value;
-    bool indicate;
-  };
-
   static const std::string kTestAdapterName;
   static const std::string kTestAdapterAddress;
 
@@ -276,7 +263,7 @@
 
   // Returns the value for the last notification that was sent on this
   // characteristic.
-  virtual NotificationType LastNotifactionValueForCharacteristic(
+  virtual std::vector<uint8_t> LastNotifactionValueForCharacteristic(
       BluetoothLocalGattCharacteristic* characteristic);
 
   // Remembers |descriptor|'s platform specific object to be used in a