Add mac GYP builder to cq at 10%, bump win cq builder to 50%.

infra/config/cq.cfg

Index: infra/config/cq.cfg
diff --git a/infra/config/cq.cfg b/infra/config/cq.cfg
index a488aa9f4f4fad1942c4fcdc0dddf5545783cf07..e310130e5b8d43ef9e14627b2525c7d25b295226 100644
--- a/infra/config/cq.cfg
+++ b/infra/config/cq.cfg
@@ -65,6 +65,10 @@ verifiers {
       builders { name: "ios-simulator" }
       builders { name: "ios-simulator-gn" }
       builders { name: "mac_chromium_compile_dbg_ng" }
+      builders {
+        name: "mac_chromium_gyp_rel"
+        experiment_percentage: 10
+      }
       builders { name: "mac_chromium_rel_ng" }
       builders {
         name: "mac_chromium_10.10_rel_ng"
@@ -80,7 +84,7 @@ verifiers {
       builders { name: "win_chromium_compile_dbg_ng" }
       builders {
         name: "win8_chromium_gyp_rel"
-        experiment_percentage: 10
+        experiment_percentage: 50
       }
       builders { name: "win_chromium_rel_ng" }
       builders { name: "win_chromium_x64_rel_ng" }