bluetooth: Improve error message for retrieving Descriptors when disconnecting

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

Index: third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTCharacteristic.cpp
diff --git a/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTCharacteristic.cpp b/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTCharacteristic.cpp
index 44d46662c83803a736b5d14599f86a61d7b0317d..03f5795f1b9787bfbee86052f8df002f87cd93b8 100644
--- a/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTCharacteristic.cpp
+++ b/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTCharacteristic.cpp
@@ -335,9 +335,8 @@ ScriptPromise BluetoothRemoteGATTCharacteristic::getDescriptorsImpl(
     const String& descriptorsUUID) {
   if (!getGatt()->connected()) {
     return ScriptPromise::rejectWithDOMException(
-        scriptState,
-        // TODO(crbug.com/684445): Change to DescriptorsRetrieval.
-        BluetoothError::createNotConnectedException(BluetoothOperation::GATT));
+        scriptState, BluetoothError::createNotConnectedException(
+                         BluetoothOperation::DescriptorsRetrieval));
   }
 
   if (!getGatt()->device()->isValidCharacteristic(
@@ -377,9 +376,8 @@ void BluetoothRemoteGATTCharacteristic::GetDescriptorsCallback(
 
   // If the device is disconnected, reject.
   if (!m_service->device()->gatt()->RemoveFromActiveAlgorithms(resolver)) {
-    // TODO(crbug.com/684445): Change to DescriptorsRetrieval.
-    resolver->reject(
-        BluetoothError::createNotConnectedException(BluetoothOperation::GATT));
+    resolver->reject(BluetoothError::createNotConnectedException(
+        BluetoothOperation::DescriptorsRetrieval));
     return;
   }