Exclude third_party/crashpad from IPC presubmit

PRESUBMIT.py

Index: PRESUBMIT.py
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index 655d7b871e81ccb5a3982dd2a5ba3e198f9d6394..dcfe370157dd9036fb278cd683c054f4581c39fe 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -1457,6 +1457,12 @@ def _CheckIpcOwners(input_api, output_api):
       '*TypeConverter*.*',
   ]
 
+  # These third_party directories do not contain IPCs, but contain files
+  # matching the above patterns, which trigger false positives.
+  exclude_paths = [
+      'third_party/crashpad/*',
+  ]
+
   # Dictionary mapping an OWNERS file path to Patterns.
   # Patterns is a dictionary mapping glob patterns (suitable for use in per-file
   # rules ) to a PatternEntry.
@@ -1492,6 +1498,13 @@ def _CheckIpcOwners(input_api, output_api):
     for pattern in file_patterns:
       if input_api.fnmatch.fnmatch(
           input_api.os_path.basename(f.LocalPath()), pattern):
+        skip = False
+        for exclude in exclude_paths:
+          if input_api.fnmatch.fnmatch(f.LocalPath(), exclude):
+            skip = True
+            break
+        if skip:
+          continue
         owners_file = input_api.os_path.join(
             input_api.os_path.dirname(f.LocalPath()), 'OWNERS')
         if owners_file not in to_check: