Migrate arm-generic CrOS bot & libfuzzer linux bots to builderfull.

crrev.com/i/3447173 allocates the machines for this.

Bug: 1140727
Change-Id: I0b92100a9b9f449202d7a8c13f4ff1d3f76e1d1b
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2575749Reviewed-by: Haiyang Pan <hypan@google.com>
Reviewed-by: Garrett Beaty <gbeaty@chromium.org>
Commit-Queue: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/master@{#833919}

infra/config/generated/cr-buildbucket.cfg

@@ -27192,12 +27192,11 @@ buckets {
       name: "chromeos-arm-generic-rel"
       swarming_host: "chromium-swarm.appspot.com"
       swarming_tags: "vpython:native-python-wrapper"
-      dimensions: "builderless:1"
+      dimensions: "builder:chromeos-arm-generic-rel"
       dimensions: "cores:8"
       dimensions: "cpu:x86-64"
       dimensions: "os:Ubuntu-16.04"
       dimensions: "pool:luci.chromium.try"
-      dimensions: "ssd:0"
       exe {
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"
@@ -34044,12 +34043,11 @@ buckets {
       name: "linux-libfuzzer-asan-rel"
       swarming_host: "chromium-swarm.appspot.com"
       swarming_tags: "vpython:native-python-wrapper"
-      dimensions: "builderless:1"
+      dimensions: "builder:linux-libfuzzer-asan-rel"
       dimensions: "cores:8"
       dimensions: "cpu:x86-64"
       dimensions: "os:Ubuntu-16.04"
       dimensions: "pool:luci.chromium.try"
-      dimensions: "ssd:0"
       exe {
         cipd_package: "infra/recipe_bundles/chromium.googlesource.com/chromium/tools/build"
         cipd_version: "refs/heads/master"

infra/config/subprojects/chromium/try.star

@@ -661,6 +661,7 @@ try_.chromium_chromiumos_builder(
 try_.chromium_chromiumos_builder(
     name = "chromeos-arm-generic-rel",
     branch_selector = branches.ALL_BRANCHES,
+    builderless = not settings.is_master,
     main_list_view = "try",
     tryjob = try_.job(),
 )
@@ -991,6 +992,7 @@ try_.chromium_linux_builder(
 try_.chromium_linux_builder(
     name = "linux-libfuzzer-asan-rel",
     branch_selector = branches.STANDARD_MILESTONE,
+    builderless = not settings.is_master,
     executable = "recipe:chromium_libfuzzer_trybot",
     main_list_view = "try",
     tryjob = try_.job(),