Revert of Implement BluetoothGattNotifySession::Stop on Android

content/shell/browser/layout_test/layout_test_bluetooth_adapter_provider.h

 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_BLUETOOTH_ADAPTER_PROVIDER_H_
 #define CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_BLUETOOTH_ADAPTER_PROVIDER_H_
 
 #include <stdint.h>
 
 #include "base/callback.h"
@@ skipping 682 matching lines @@
   // |BaseGATTNotifySession|(characteristic_identifier)
   // Mock Functions:
   //   - GetCharacteristicIdentifier:
   //       Returns: characteristic_identifier
   //   - IsActive:
   //       Returns: true
   //   - Stop:
   //       Stops calling GattCharacteristicValueChanged and runs callback.
   static std::unique_ptr<
       testing::NiceMock<device::MockBluetoothGattNotifySession>>
-  GetBaseGATTNotifySession(
-      base::WeakPtr<device::BluetoothRemoteGattCharacteristic> characteristic);
+  GetBaseGATTNotifySession(const std::string& characteristic_identifier);
 
   // Helper functions:
 
   // DEPRECATED: This is a poor practice as it exposes the specific
   //             enum values of this code base into the UUIDs used
   //             by the test data. Prefer methods such as
   //             connectErrorUUID.
   // errorUUID(alias) returns a UUID with the top 32 bits of
   // "00000000-97e5-4cd7-b9f1-f5a427670c59" replaced with the bits of |alias|.
   // For example, errorUUID(0xDEADBEEF) returns
   // "deadbeef-97e5-4cd7-b9f1-f5a427670c59". The bottom 96 bits of error UUIDs
   // were generated as a type 4 (random) UUID.
   static std::string errorUUID(uint32_t alias);
 
   // Returns a stable test data UUID associated with a given
   // BluetoothDevice::ConnectErrorCode.
   static device::BluetoothUUID connectErrorUUID(
       device::BluetoothDevice::ConnectErrorCode error_code);
 
   // Function to turn an integer into an MAC address of the form
   // XX:XX:XX:XX:XX:XX. For example makeMACAddress(0xdeadbeef)
   // returns "00:00:DE:AD:BE:EF".
   static std::string makeMACAddress(uint64_t addr);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_SHELL_BROWSER_LAYOUT_TEST_LAYOUT_TEST_BLUETOOTH_ADAPTER_PROVIDER_H_