Bug 1197815: Add missing |BluetoothHfpManager::IsNrecEnabled|, r=shuang

dom/bluetooth/BluetoothHfpManagerBase.h

@@ -24,7 +24,8 @@ public:
 
 #define BT_DECL_HFP_MGR_BASE                  \
   BT_DECL_PROFILE_MGR_BASE                    \
-  virtual bool IsScoConnected() override;
+  virtual bool IsScoConnected() override;     \
+  virtual bool IsNrecEnabled() override;
 
 END_BLUETOOTH_NAMESPACE
 

dom/bluetooth/bluedroid/hfp-fallback/BluetoothHfpManager.cpp

@@ -105,6 +105,12 @@ BluetoothHfpManager::IsScoConnected()
   return false;
 }
 
+bool
+BluetoothHfpManager::IsNrecEnabled()
+{
+  return false;
+}
+
 /**
  * Non-inherited functions
  */
@@ -205,7 +211,7 @@ void
 BluetoothHfpManager::HandleBackendError()
 {
   /**
-   * TODO: 
+   * TODO:
    *   Reset connection state and audio state to DISCONNECTED to handle backend
    *   error. The state change triggers UI status bar update as ordinary
    *   bluetooth turn-off sequence.

dom/bluetooth/bluedroid/hfp/BluetoothHfpManager.h

@@ -92,7 +92,6 @@ public:
 
   bool ConnectSco();
   bool DisconnectSco();
-  bool IsNrecEnabled();
 
   /**
    * @param aSend A boolean indicates whether we need to notify headset or not