bluetooth: Stop support of reconnecting devices not supporting pairing

device/bluetooth/bluetooth_device.h

 // Copyright (c) 2012 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 DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_H_
 #define DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 241 matching lines @@
   // of, by decoding the bluetooth class information for Classic devices or
   // by decoding the device's appearance for LE devices. For example,
   // Microsoft Universal Foldable Keyboard only advertises the appearance.
   BluetoothDeviceType GetDeviceType() const;
 
   // Indicates whether the device is known to support pairing based on its
   // device class and address.
   bool IsPairable() const;
 
   // Indicates whether the device is paired with the adapter.
-  // On Chrome OS this function also returns true if the user has connected
-  // to the device in the past.
-  // TODO(crbug.com/649651): Change Chrome OS to only return true if the
-  // device is actually paired.
   virtual bool IsPaired() const = 0;
 
   // Indicates whether the device is currently connected to the adapter.
   // Note that if IsConnected() is true, does not imply that the device is
   // connected to any application or service. If the device is not paired, it
   // could be still connected to the adapter for other reason, for example, to
   // request the adapter's SDP records. The same holds for paired devices, since
   // they could be connected to the adapter but not to an application.
   virtual bool IsConnected() const = 0;
 
   // Indicates whether an active GATT connection exists to the device.
   virtual bool IsGattConnected() const = 0;
 
   // Indicates whether the paired device accepts connections initiated from the
   // adapter. This value is undefined for unpaired devices.
   virtual bool IsConnectable() const = 0;
 
   // Indicates whether there is a call to Connect() ongoing. For this attribute,
   // we consider a call is ongoing if none of the callbacks passed to Connect()
   // were called after the corresponding call to Connect().
   virtual bool IsConnecting() const = 0;
 
-  // Indicates whether the device can be trusted, based on device properties,
-  // such as vendor and product id.
-  bool IsTrustable() const;
-
   // Returns the set of UUIDs that this device supports.
   //  * For classic Bluetooth devices this data is collected from both the EIR
   //    data and SDP tables.
   //  * For non-connected Low Energy Devices this returns the latest advertised
   //    UUIDs.
   //  * For connected Low Energy Devices for which services have not been
   //    discovered returns an empty list.
   //  * For connected Low Energy Devices for which services have been discovered
   //    returns the UUIDs of the device's services.
   //  * For dual mode devices this may be collected from both.
@@ skipping 389 matching lines @@
   // Returns a localized string containing the device's bluetooth address and
   // a device type for display when |name_| is empty.
   base::string16 GetAddressWithLocalizedDeviceTypeName() const;
 
   DISALLOW_COPY_AND_ASSIGN(BluetoothDevice);
 };
 
 }  // namespace device
 
 #endif  // DEVICE_BLUETOOTH_BLUETOOTH_DEVICE_H_