Add ANGLE GPU config to luci configs.

This adds a win-angle-rel try config to cr-buildbucket.cfg. It
also adds dummy no-op builders to luci-scheduler.cfg. This will
allow ANGLE to define a set of test distinct from the set of
tests run on the GPU FYI bots.

Bug: 822310
Change-Id: Ie42166d35ab01ddcce8d0ad637e02ba10629917d
Reviewed-on: https://chromium-review.googlesource.com/c/1341216Reviewed-by: Stephen Martinis <martiniss@chromium.org>
Commit-Queue: Jamie Madill <jmadill@chromium.org>
Cr-Commit-Position: refs/heads/master@{#611408}

infra/config/global/cr-buildbucket.cfg

@@ -3218,6 +3218,7 @@ buckets {
         name: "chromium_libfuzzer_trybot"
       }
     }
+    builders { mixins: "win-angle-try" name: "win-angle-rel" }
     builders { mixins: "win-angle-try" name: "win_angle_rel_ng" }
     builders { mixins: "win-angle-try" name: "win_angle_compile_x64_rel_ng" }
     builders { mixins: "win-angle-try" name: "win_angle_compile_x64_dbg_ng" }

infra/config/global/luci-scheduler.cfg

@@ -2297,6 +2297,22 @@ job {
 # Windows Builders. Sorted alphabetically.
 ################################################################################
 
+job {
+  id: "ANGLE GPU Win10 Release (Intel HD 630)"
+  # Triggered by "GPU FYI Win Builder"
+  acl_sets: "triggered-by-parent-builders"
+  # This bot doesn't actually exist, so it's noop'ed out. crbug.com/819899
+  noop: {}
+}
+
+job {
+  id: "ANGLE GPU Win10 Release (NVIDIA)"
+  # Triggered by "GPU FYI Win Builder"
+  acl_sets: "triggered-by-parent-builders"
+  # This bot doesn't actually exist, so it's noop'ed out. crbug.com/819899
+  noop: {}
+}
+
 job {
   id: "Dawn GPU Win10 Release (Intel HD 630)"
   # Triggered by "GPU FYI Win Builder"