bluetooth: connectGATT and receive WebBluetoothGATTRemoteServer from embedder.

Source/modules/bluetooth/BluetoothGATTRemoteServer.h

Index: Source/modules/bluetooth/BluetoothGATTRemoteServer.h
diff --git a/Source/modules/bluetooth/BluetoothGATTRemoteServer.h b/Source/modules/bluetooth/BluetoothGATTRemoteServer.h
index ffea825dd4bf309348352a31d409c478cfd2a069..75e865c6b55e779b82d20d167ad7ea653d9ae554 100644
--- a/Source/modules/bluetooth/BluetoothGATTRemoteServer.h
+++ b/Source/modules/bluetooth/BluetoothGATTRemoteServer.h
@@ -7,18 +7,38 @@
 
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "platform/heap/Heap.h"
+#include "public/platform/modules/bluetooth/WebBluetoothGATTRemoteServer.h"
 
 namespace blink {
 
+class ScriptPromiseResolver;
+
 // BluetoothGATTRemoteServer provides a way to interact with a connected bluetooth peripheral.
+//
+// Callbacks providing WebBluetoothGATTRemoteServer objects are handled by
+// CallbackPromiseAdapter templatized with this class. See this class's
+// "Interface required by CallbackPromiseAdapter" section and the
+// CallbackPromiseAdapter class comments.
 class BluetoothGATTRemoteServer final
-    : public GarbageCollected<BluetoothGATTRemoteServer>
+    : public GarbageCollectedFinalized<BluetoothGATTRemoteServer>
     , public ScriptWrappable {
     DEFINE_WRAPPERTYPEINFO();
 public:
+    BluetoothGATTRemoteServer(const WebBluetoothGATTRemoteServer&);
+
+    // Interface required by CallbackPromiseAdapter:
+    typedef WebBluetoothGATTRemoteServer WebType;
+    static BluetoothGATTRemoteServer* take(ScriptPromiseResolver*, WebBluetoothGATTRemoteServer*);
+    static void dispose(WebBluetoothGATTRemoteServer*);
 
     // Interface required by Garbage Collectoin:
     DEFINE_INLINE_TRACE() { }
+
+    // IDL exposed interface:
+    bool connected() { return m_webGATT.connected; }
+
+private:
+    WebBluetoothGATTRemoteServer m_webGATT;
 };
 
 } // namespace blink