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 b84c746454fff3f7073519a482a6d6203e080718..9544b38798959e2c300d0bff32055185bb04f87e 100644
--- a/third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp
+++ b/third_party/WebKit/Source/modules/bluetooth/BluetoothSupplement.cpp
@@ -37,10 +37,15 @@ WebBluetooth* BluetoothSupplement::from(LocalFrame* frame)
 
 WebBluetooth* BluetoothSupplement::fromScriptState(ScriptState* scriptState)
 {
-    if (!scriptState->executionContext()->isDocument()) {
+    return fromExecutionContext(scriptState->executionContext());
+}
+
+WebBluetooth* BluetoothSupplement::fromExecutionContext(ExecutionContext* executionContext)
+{
+    if (!executionContext->isDocument()) {
         return nullptr;
     }
-    return BluetoothSupplement::from(static_cast<Document*>(scriptState->executionContext())->frame());
+    return BluetoothSupplement::from(static_cast<Document*>(executionContext)->frame());
 }
 
 DEFINE_TRACE(BluetoothSupplement)