Update from https://crrev.com/317530

third_party/ots/test/test_malicious_fonts.sh

Index: third_party/ots/test/test_malicious_fonts.sh
diff --git a/third_party/ots/test/test_malicious_fonts.sh b/third_party/ots/test/test_malicious_fonts.sh
new file mode 100755
index 0000000000000000000000000000000000000000..7a35f26340db1cbfc6d7235028871d6d74bd23bc
--- /dev/null
+++ b/third_party/ots/test/test_malicious_fonts.sh
@@ -0,0 +1,39 @@
+#!/bin/bash
+
+# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# Usage: ./test_malicious_fonts.sh [ttf_or_otf_file_name]
+
+BASE_DIR=~/malicious/
+CHECKER=./validator-checker
+
+if [ ! -x "$CHECKER" ] ; then
+  echo "$CHECKER is not found."
+  exit 1
+fi
+
+if [ $# -eq 0 ] ; then
+  # No font file is specified. Apply this script to all TT/OT files under the
+  # BASE_DIR.
+  if [ ! -d $BASE_DIR ] ; then
+    echo "$BASE_DIR does not exist."
+    exit 1
+  fi
+
+  # Recursively call this script.
+  find $BASE_DIR -type f -name '*tf' -exec "$0" {} \;
+  echo
+  exit 0
+fi
+
+if [ $# -gt 1 ] ; then
+  echo "Usage: $0 [ttf_or_otf_file_name]"
+  exit 1
+fi
+
+# Confirm that the malicious font file does not crash OTS nor OS font renderer. 
+base=`basename "$1"`
+"$CHECKER" "$1" > /dev/null 2>&1 || (echo ; echo "\nFAIL: $1 (Run $CHECKER $1 for more information.)")
+echo -n "."