bluetooh: Define new connectGATT and WebBluetoothGATTRemoteServer

public/platform/modules/bluetooth/WebBluetooth.h

 // Copyright 2014 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 WebBluetooth_h
 #define WebBluetooth_h
 
 #include "public/platform/WebCallbacks.h"
+#include "public/platform/WebString.h"
 
 namespace blink {
 
 struct WebBluetoothDevice;
 struct WebBluetoothError;
+struct WebBluetoothGATTRemoteServer;
 
 // Success and failure callbacks for requestDevice.
 // WebBluetoothDevice and WebBluetoothError object ownership is transfered.
 typedef WebCallbacks<WebBluetoothDevice, WebBluetoothError> WebBluetoothRequestDeviceCallbacks;
 
+// Success and failure callbacks for connectGATT.
+typedef WebCallbacks<WebBluetoothGATTRemoteServer, WebBluetoothError> WebBluetoothConnectGATTCallbacks;
+
 class WebBluetooth {
 public:
     virtual ~WebBluetooth() { }
 
-    // Requests a bluetooth device.
+    // BluetoothDiscovery Methods:
+    // See https://webbluetoothcg.github.io/web-bluetooth/#idl-def-bluetoothdiscovery
     // WebBluetoothRequestDeviceCallbacks ownership transferred to the client.
     virtual void requestDevice(WebBluetoothRequestDeviceCallbacks*) = 0;
+
+    // BluetoothDevice methods:
+    // See https://webbluetoothcg.github.io/web-bluetooth/#idl-def-bluetoothdevice
+    // WebBluetoothConnectGATTCallbacks ownership transferred to the callee.
+    virtual void connectGATT(const WebString& /* deviceInstanceID */,
+        WebBluetoothConnectGATTCallbacks*) { }
+
+    // BluetoothGATTRemoteServer methods:
+    // See https://webbluetoothcg.github.io/web-bluetooth/#idl-def-bluetoothgattremoteserver
+    virtual void disconnect() { }
+    // TODO(ortuno): Properly define these methods once WebBluetoothServiceUuid
+    // and WebBluetoothGATTService are defined.
+    // virtual void getPrimaryService() { }
+    // virtual void getPrimaryServices() { }
 };
 
 } // namespace blink
 
 #endif // WebBluetooth_h