Silence the overly verbose skipped files warning when extracting CRX files

third_party/zlib/google/zip.h

Index: third_party/zlib/google/zip.h
diff --git a/third_party/zlib/google/zip.h b/third_party/zlib/google/zip.h
index 61080c5a4f75aa0beaff415438bff14c82e0c465..68bed0b302a8506ca3bc15f8ff500c8aebfe4736 100644
--- a/third_party/zlib/google/zip.h
+++ b/third_party/zlib/google/zip.h
@@ -43,10 +43,13 @@ bool ZipFiles(const base::FilePath& src_dir,
 // Unzip the contents of zip_file into dest_dir.
 // For each file in zip_file, include it only if the callback |filter_cb|
 // returns true. Otherwise omit it.
+// If |log_skipped_files| is true, files skipped during extraction are printed
+// to debug log.
 typedef base::Callback<bool(const base::FilePath&)> FilterCallback;
 bool UnzipWithFilterCallback(const base::FilePath& zip_file,
                              const base::FilePath& dest_dir,
-                             const FilterCallback& filter_cb);
+                             const FilterCallback& filter_cb,
+                             bool log_skipped_files);
 
 // Unzip the contents of zip_file into dest_dir.
 bool Unzip(const base::FilePath& zip_file, const base::FilePath& dest_dir);