bluetooth: Subscribe to notifications

third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp

Index: third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp
diff --git a/third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp b/third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp
index 4f445c117e729c9d62f51ff6398c3ae43c6d3b5d..c036489b43f60c4650ac857044995feca6a38c8d 100644
--- a/third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp
+++ b/third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp
@@ -28,7 +28,16 @@ void BluetoothSupplement::provideTo(LocalFrame& frame, WebBluetooth* bluetooth)
 
 WebBluetooth* BluetoothSupplement::from(ScriptState* scriptState)
 {
-    LocalDOMWindow* window = scriptState->domWindow();
+    return BluetoothSupplement::from(scriptState->domWindow());
+}
+
+WebBluetooth* BluetoothSupplement::from(ExecutionContext* executionContext)
+{
+    return BluetoothSupplement::from(executionContext->executingWindow());
+}
+
+WebBluetooth* BluetoothSupplement::from(LocalDOMWindow* window)
+{
     if (window && window->frame()) {
         BluetoothSupplement* supplement = static_cast<BluetoothSupplement*>(WillBeHeapSupplement<LocalFrame>::from(window->frame(), supplementName()));
         if (supplement && supplement->m_bluetooth)