Move minizip fuzzers to //third_party/minizip

BUG=900749

Change-Id: Ia2429113cc5b2bef49e25643fa2176e883029e2b
Reviewed-on: https://chromium-review.googlesource.com/c/1311854
Commit-Queue: Anand Mistry <amistry@chromium.org>
Reviewed-by: François Doray <fdoray@chromium.org>
Reviewed-by: John Budorick <jbudorick@chromium.org>
Reviewed-by: Max Moroz <mmoroz@chromium.org>
Cr-Commit-Position: refs/heads/master@{#605533}

diff --git a/BUILD.gn b/BUILD.gn
index 6c85e57f..4d47b83 100644
--- a/BUILD.gn
+++ b/BUILD.gn

@@ -371,6 +371,15 @@
         [ "//third_party/android_crazy_linker:android_crazy_linker_zip_fuzzer" ]
   }
 
+  if (is_linux || is_chromeos) {
+    # This is only used by ChromeOS, but we want maximal fuzzer coverage, so
+    # run it under linux too.
+    deps += [
+      "//third_party/minizip:minizip_compress_fuzzer",
+      "//third_party/minizip:minizip_uncompress_fuzzer",
+    ]
+  }
+
   if (is_linux || is_android) {
     deps += [
       "//third_party/breakpad:breakpad_unittests",