bluetooth: Better disconnected error messages for characteristic retrieval.

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

Index: third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTService.cpp
diff --git a/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTService.cpp b/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTService.cpp
index fcdf5d3acf0b5dedd89289e899b5c9e4d5b0bebc..757637ae5fee91e9f9ab0622c81fc80e8e783ac7 100644
--- a/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTService.cpp
+++ b/third_party/WebKit/Source/modules/bluetooth/BluetoothRemoteGATTService.cpp
@@ -48,9 +48,8 @@ void BluetoothRemoteGATTService::GetCharacteristicsCallback(
 
   // If the device is disconnected, reject.
   if (!device()->gatt()->RemoveFromActiveAlgorithms(resolver)) {
-    resolver->reject(BluetoothError::createDOMException(
-        mojom::blink::WebBluetoothResult::
-            GATT_SERVER_DISCONNECTED_WHILE_RETRIEVING_CHARACTERISTICS));
+    resolver->reject(BluetoothError::createNotConnectedException(
+        BluetoothOperation::CharacteristicsRetrieval));
     return;
   }
 
@@ -127,10 +126,8 @@ ScriptPromise BluetoothRemoteGATTService::getCharacteristicsImpl(
     const String& characteristicsUUID) {
   if (!device()->gatt()->connected()) {
     return ScriptPromise::rejectWithDOMException(
-        scriptState,
-        BluetoothError::createDOMException(
-            mojom::blink::WebBluetoothResult::
-                GATT_SERVER_NOT_CONNECTED_CANNOT_RETRIEVE_CHARACTERISTICS));
+        scriptState, BluetoothError::createNotConnectedException(
+                         BluetoothOperation::CharacteristicsRetrieval));
   }
 
   if (!device()->isValidService(m_service->instance_id)) {