Add 10% CQ experiment for linux_chromium_chromeos_asan_rel_ng and mac_chromium_asan_rel_ng

infra/config/cq.cfg

Index: infra/config/cq.cfg
diff --git a/infra/config/cq.cfg b/infra/config/cq.cfg
index bd043e2d71bba6cdbacf4cd12e3d16f62e477156..cf1d7a2ac7048f52c05677f80dc74fe2474786dd 100644
--- a/infra/config/cq.cfg
+++ b/infra/config/cq.cfg
@@ -49,6 +49,10 @@ verifiers {
       builders { name: "linux_chromium_compile_dbg_ng" }
       builders { name: "linux_chromium_gn_chromeos_rel" }
       builders { name: "linux_chromium_rel_ng" }
+      builders {
+        name: "linux_chromium_chromeos_asan_rel_ng"
+        experiment_percentage: 10
+      }
     }
     buckets {
       name: "tryserver.chromium.mac"
@@ -61,6 +65,10 @@ verifiers {
         name: "mac_chromium_10.10_rel_ng"
         experiment_percentage: 100
       }
+      builders {
+        name: "mac_chromium_asan_rel_ng"
+        experiment_percentage: 10
+      }
     }
     buckets {
       name: "tryserver.chromium.win"