Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/opensubdiv-source/tools/stringify/stringify.py

@@ -0,0 +1,44 @@
+#
+#   Copyright 2022 Pixar
+#
+#    Licensed under the terms set forth in the LICENSE.txt file available at
+#    https://opensubdiv.org/license.
+#
+
+from __future__ import print_function
+import sys
+
+def stringify(s):
+    withinStringConstant = False
+
+    result = ""
+    for i in range(len(s)-1):
+        # escape double quotes
+        if s[i] == '"':
+            result += '\\'
+            withinStringConstant = not withinStringConstant
+
+        if s[i] == '\\' and i == len(s)-2:
+            return '"' + result + '"\n'
+
+        # escape backslash
+        if withinStringConstant and s[i] == '\\':
+            result += '\\'
+
+        result += s[i]
+
+    return '"' + result + '\\n"\n'
+
+def stringifyFile(inputFilename, outputFilename):
+    with open(inputFilename, "r") as inputFile, \
+         open(outputFilename, "w") as outputFile:
+        for line in inputFile:
+            outputFile.write(stringify(line))
+        outputFile.write('"\\n"\n')
+
+if len(sys.argv) != 3:
+    print("Usage: stringify input-file output-file")
+    sys.exit(1)
+
+stringifyFile(sys.argv[1], sys.argv[2])
+