Add mb_config entry for linux-libfuzzer-asan-rel trybot.

Bug: 646404
Change-Id: I9c2b313fb869a21190a95ed96542c2197759ce20
Reviewed-on: https://chromium-review.googlesource.com/1214462Reviewed-by: John Budorick <jbudorick@chromium.org>
Commit-Queue: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/master@{#589745}

tools/mb/mb_config.pyl

@@ -617,6 +617,7 @@
       'linux-goma-rbe-staging-rel': 'gpu_tests_release_trybot_no_symbols',
       'linux-gcc-rel': 'release_bot_x86_minimal_symbols_no_clang_cxx11',
       'linux-jumbo-rel': 'jumbo_release_bot_minimal_symbols',
+      'linux-libfuzzer-asan-rel': 'libfuzzer_asan_release_trybot',
       'linux-ozone-rel': 'ozone_linux_release_trybot',
       'linux-xenial-rel': 'release_trybot',
       'linux_arm': 'release_trybot_arm',
@@ -1407,6 +1408,9 @@
       'libfuzzer', 'asan', 'release_bot', 'chromeos_codecs', 'pdf_xfa', 'disable_nacl', 'optimize_for_fuzzing',
     ],
 
+    'libfuzzer_asan_release_trybot': [
+      'libfuzzer', 'asan', 'release_trybot', 'chromeos_codecs', 'pdf_xfa', 'disable_nacl', 'optimize_for_fuzzing',
+    ],
 
     'libfuzzer_asan_clang_tot_release': [
       'libfuzzer', 'asan', 'clang_tot', 'release', 'chromeos_codecs', 'pdf_xfa', 'disable_nacl',