Remove leftover from protocol-proxy-api global removal

This should have been included in https://crrev.com/c/2891760

R=jacktfranklin@chromium.org

Bug: 1208357
Change-Id: I27c9bbadad03a20f62bb2fdd97f844dc4852096f
Reviewed-on: https://chromium-review.googlesource.com/c/devtools/devtools-frontend/+/2894392
Commit-Queue: Tim van der Lippe <tvanderlippe@chromium.org>
Commit-Queue: Jack Franklin <jacktfranklin@chromium.org>
Auto-Submit: Tim van der Lippe <tvanderlippe@chromium.org>
Reviewed-by: Jack Franklin <jacktfranklin@chromium.org>
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index 74cd326..a7aa901 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -394,19 +394,23 @@
     generated_aria_path = input_api.os_path.join(scripts_build_path, 'generate_aria.py')
     generated_supported_css_path = input_api.os_path.join(scripts_build_path, 'generate_supported_css.py')
     generated_protocol_path = input_api.os_path.join(scripts_build_path, 'code_generator_frontend.py')
+    generated_protocol_typescript_path = input_api.os_path.join(
+        input_api.PresubmitLocalPath(), 'scripts', 'protocol_typescript')
     concatenate_protocols_path = input_api.os_path.join(input_api.PresubmitLocalPath(), 'third_party', 'inspector_protocol',
                                                         'concatenate_protocols.py')
 
     affected_files = _getAffectedFiles(input_api, [
         v8_directory_path,
         blink_directory_path,
-        input_api.os_path.join(input_api.PresubmitLocalPath(), 'third_party', 'pyjson5'),
+        input_api.os_path.join(input_api.PresubmitLocalPath(), 'third_party',
+                               'pyjson5'),
         generated_aria_path,
         generated_supported_css_path,
         concatenate_protocols_path,
         generated_protocol_path,
         scripts_generated_output_path,
-    ], [], ['.pdl', '.json5', '.py', '.js'])
+        generated_protocol_typescript_path,
+    ], [], ['.pdl', '.json5', '.py', '.js', '.ts'])
 
     if len(affected_files) == 0:
         return [