GetCurrentProcessId for PidFileProvider

src/NzbDrone.Common/Processes/PidFileProvider.cs

@@ -33,7 +33,7 @@ namespace NzbDrone.Common.Processes
             var filename = Path.Combine(_appFolderInfo.AppDataFolder, "nzbdrone.pid");
             try
             {
-                File.WriteAllText(filename, _processProvider.GetCurrentProcess().Id.ToString());
+                File.WriteAllText(filename, _processProvider.GetCurrentProcessId().ToString());
             }
             catch (Exception ex)
             {

src/NzbDrone.Common/Processes/ProcessProvider.cs

@@ -12,6 +12,7 @@ namespace NzbDrone.Common.Processes
 {
     public interface IProcessProvider
     {
+        int GetCurrentProcessId();
         ProcessInfo GetCurrentProcess();
         ProcessInfo GetProcessById(int id);
         List<ProcessInfo> FindProcessByName(string name);
@@ -40,6 +41,11 @@ namespace NzbDrone.Common.Processes
             _logger = logger;
         }
 
+        public int GetCurrentProcessId()
+        {
+            return Process.GetCurrentProcess().Id;
+        }
+
         public ProcessInfo GetCurrentProcess()
         {
             return ConvertToProcessInfo(Process.GetCurrentProcess());