Pass MainForm as IDialogParent through to movie importers

src/BizHawk.Client.Common/movie/import/IMovieImport.cs

@@ -9,7 +9,12 @@ namespace BizHawk.Client.Common
 {
 	public interface IMovieImport
 	{
-		ImportResult Import(IMovieSession session, IEmulator emulator, string path, Config config);
+		ImportResult Import(
+			IDialogParent dialogParent,
+			IMovieSession session,
+			IEmulator emulator,
+			string path,
+			Config config);
 	}
 
 	internal abstract class MovieImporter : IMovieImport
@@ -18,8 +23,16 @@ namespace BizHawk.Client.Common
 		protected const string Md5 = "MD5";
 		protected const string MovieOrigin = "MovieOrigin";
 
-		public ImportResult Import(IMovieSession session, IEmulator emulator, string path, Config config)
+		protected IDialogParent _dialogParent;
+
+		public ImportResult Import(
+			IDialogParent dialogParent,
+			IMovieSession session,
+			IEmulator emulator,
+			string path,
+			Config config)
 		{
+			_dialogParent = dialogParent;
 			SourceFile = new FileInfo(path);
 			Config = config;
 

src/BizHawk.Client.Common/movie/import/MovieImport.cs

@@ -31,7 +31,12 @@ namespace BizHawk.Client.Common
 		);
 
 		// Attempt to import another type of movie file into a movie object.
-		public static ImportResult ImportFile(IMovieSession session, IEmulator emulator, string path, Config config)
+		public static ImportResult ImportFile(
+			IDialogParent dialogParent,
+			IMovieSession session,
+			IEmulator emulator,
+			string path,
+			Config config)
 		{
 			string ext = Path.GetExtension(path) ?? "";
 			var importerType = ImporterForExtension(ext);
@@ -48,7 +53,7 @@ namespace BizHawk.Client.Common
 
 			return importer == null
 				? ImportResult.Error($"No importer found for file type {ext}")
-				: importer.Import(session, emulator, path, config);
+				: importer.Import(dialogParent, session, emulator, path, config);
 		}
 
 		private static Type ImporterForExtension(string ext)

src/BizHawk.Client.EmuHawk/MainForm.cs

@@ -3994,7 +3994,7 @@ namespace BizHawk.Client.EmuHawk
 
 		private void ProcessMovieImport(string fn, bool start)
 		{
-			var result = MovieImport.ImportFile(MovieSession, Emulator, fn, Config);
+			var result = MovieImport.ImportFile(this, MovieSession, Emulator, fn, Config);
 
 			if (result.Errors.Any())
 			{