simplify (greedy) font caching allocating a bit
authorHiltjo Posthuma <hiltjo@codemadness.org>
Sun, 3 Mar 2019 10:29:43 +0000 (11:29 +0100)
committerHiltjo Posthuma <hiltjo@codemadness.org>
Sun, 3 Mar 2019 10:29:43 +0000 (11:29 +0100)
POSIX says:
"If ptr is a null pointer, realloc() shall be equivalent to malloc() for the
 specified size."


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