Add Chromium-only Blender WebEngine parity work

blender-5.2.0/extern/gmp-source/mpz/random2.c

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+/* mpz_random2 -- Generate a positive random mpz_t of specified size, with
+   long runs of consecutive ones and zeros in the binary representation.
+   Meant for testing of other MP routines.
+
+Copyright 1991, 1993, 1994, 1996, 2001, 2012, 2015 Free Software
+Foundation, Inc.
+
+This file is part of the GNU MP Library.
+
+The GNU MP Library is free software; you can redistribute it and/or modify
+it under the terms of either:
+
+  * the GNU Lesser General Public License as published by the Free
+    Software Foundation; either version 3 of the License, or (at your
+    option) any later version.
+
+or
+
+  * the GNU General Public License as published by the Free Software
+    Foundation; either version 2 of the License, or (at your option) any
+    later version.
+
+or both in parallel, as here.
+
+The GNU MP Library is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+for more details.
+
+You should have received copies of the GNU General Public License and the
+GNU Lesser General Public License along with the GNU MP Library.  If not,
+see https://www.gnu.org/licenses/.  */
+
+#include "gmp-impl.h"
+
+void
+mpz_random2 (mpz_ptr x, mp_size_t size)
+{
+  mp_size_t abs_size;
+  mp_ptr xp;
+
+  abs_size = ABS (size);
+  if (abs_size != 0)
+    {
+      xp = MPZ_NEWALLOC (x, abs_size);
+
+      mpn_random2 (xp, abs_size);
+    }
+
+  SIZ (x) = size;
+}