[fuzzing] Add SkParagraph to oss-fuzz.

Modeled after FuzzPathOp.

Bug: skia:10894
Change-Id: Iaa1b0f3a80044daa04fc11d1a7338d79685d504c
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/366281
Reviewed-by: Kevin Lubick <kjlubick@google.com>
Commit-Queue: Weston Tracey <westont@google.com>
diff --git a/fuzz/oss_fuzz/FuzzSkParagraph.cpp b/fuzz/oss_fuzz/FuzzSkParagraph.cpp
new file mode 100644
index 0000000..125ef70
--- /dev/null
+++ b/fuzz/oss_fuzz/FuzzSkParagraph.cpp
@@ -0,0 +1,19 @@
+/*
+ * Copyright 2021 Google, LLC
+ *
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ */
+
+#include "fuzz/Fuzz.h"
+
+void fuzz_SkParagraph(Fuzz* f);
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
+    if (size > 4000) {
+        return 0;
+    }
+    auto fuzz = Fuzz(SkData::MakeWithoutCopy(data, size));
+    fuzz_SkParagraph(&fuzz);
+    return 0;
+}