[Dexter] add visual studio 2019 debugger support

Adds visual studio debugger support to dexter via option --debugger vs2019

Differential Revision: https://reviews.llvm.org/D89803

Author:    Nabeel Omer <nabeel.omer@sony.com>
GitOrigin-RevId: 3ebcef4b737746bd8c60ff77b53f4fc79ac4b4d8
diff --git a/dexter/dex/debugger/Debuggers.py b/dexter/dex/debugger/Debuggers.py
index 06c115d..1fa433d 100644
--- a/dexter/dex/debugger/Debuggers.py
+++ b/dexter/dex/debugger/Debuggers.py
@@ -27,6 +27,7 @@
 from dex.debugger.lldb.LLDB import LLDB
 from dex.debugger.visualstudio.VisualStudio2015 import VisualStudio2015
 from dex.debugger.visualstudio.VisualStudio2017 import VisualStudio2017
+from dex.debugger.visualstudio.VisualStudio2019 import VisualStudio2019
 
 
 def _get_potential_debuggers():  # noqa
@@ -38,7 +39,8 @@
         DbgEng.get_option_name(): DbgEng,
         LLDB.get_option_name(): LLDB,
         VisualStudio2015.get_option_name(): VisualStudio2015,
-        VisualStudio2017.get_option_name(): VisualStudio2017
+        VisualStudio2017.get_option_name(): VisualStudio2017,
+        VisualStudio2019.get_option_name(): VisualStudio2019
     }
 
 
diff --git a/dexter/dex/debugger/visualstudio/VisualStudio2019.py b/dexter/dex/debugger/visualstudio/VisualStudio2019.py
new file mode 100644
index 0000000..9ebe0a0
--- /dev/null
+++ b/dexter/dex/debugger/visualstudio/VisualStudio2019.py
@@ -0,0 +1,23 @@
+# DExTer : Debugging Experience Tester
+# ~~~~~~   ~         ~~         ~   ~~
+#
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+"""Specializations for the Visual Studio 2019 interface."""
+
+from dex.debugger.visualstudio.VisualStudio import VisualStudio
+
+
+class VisualStudio2019(VisualStudio):
+    @classmethod
+    def get_name(cls):
+        return 'Visual Studio 2019'
+
+    @classmethod
+    def get_option_name(cls):
+        return 'vs2019'
+
+    @property
+    def _dte_version(self):
+        return 'VisualStudio.DTE.16.0'