Remove all of the CrOS Ozone configs from MB.

testing/buildbot/chromium.chromiumos.json

Index: testing/buildbot/chromium.chromiumos.json
diff --git a/testing/buildbot/chromium.chromiumos.json b/testing/buildbot/chromium.chromiumos.json
index 7958a7a41d26676a88b30a9573f50d3c5fe80e7b..d2b0b3dde92c964bdd26ba6f241042aaf96b50bc 100644
--- a/testing/buildbot/chromium.chromiumos.json
+++ b/testing/buildbot/chromium.chromiumos.json
@@ -503,6 +503,12 @@
         "swarming": {
           "can_use_on_swarming_builders": true
         },
+        "test": "angle_unittests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "app_list_presenter_unittests"
       },
       {
@@ -524,6 +530,30 @@
         "test": "ash_content_unittests"
       },
       {
+        "args": [
+          "--mash",
+          "--test-launcher-filter-file=../../testing/buildbot/filters/ash_unittests_mash.filter"
+        ],
+        "name": "ash_unittests-mash",
+        "override_isolate_target": "ash_unittests",
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
+        "test": "ash_unittests"
+      },
+      {
+        "args": [
+          "--mus",
+          "--test-launcher-filter-file=../../testing/buildbot/filters/ash_unittests_mus.filter"
+        ],
+        "name": "ash_unittests-mus",
+        "override_isolate_target": "ash_unittests",
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
+        "test": "ash_unittests"
+      },
+      {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
@@ -682,7 +712,8 @@
       },
       {
         "swarming": {
-          "can_use_on_swarming_builders": true
+          "can_use_on_swarming_builders": true,
+          "shards": 3
         },
         "test": "interactive_ui_tests"
       },
@@ -705,6 +736,24 @@
         "test": "latency_unittests"
       },
       {
+        "args": [
+          "--ozone-platform=headless",
+          "--override-use-software-gl-for-tests",
+          "--test-launcher-filter-file=../../testing/buildbot/filters/mash.browser_tests.filter"
+        ],
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "hard_timeout": 900
+        },
+        "test": "mash_browser_tests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
+        "test": "mash_unittests"
+      },
+      {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
@@ -714,6 +763,12 @@
         "swarming": {
           "can_use_on_swarming_builders": true
         },
+        "test": "media_service_unittests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "media_unittests"
       },
       {
@@ -729,6 +784,18 @@
         "test": "midi_unittests"
       },
       {
+        "args": [
+          "--ozone-platform=headless",
+          "--override-use-software-gl-for-tests",
+          "--test-launcher-filter-file=../../testing/buildbot/filters/mus.browser_tests.filter"
+        ],
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "hard_timeout": 900
+        },
+        "test": "mus_browser_tests"
+      },
+      {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
@@ -753,6 +820,21 @@
         "test": "net_unittests"
       },
       {
+        "args": [
+          "--ozone-platform=headless"
+        ],
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
+        "test": "ozone_gl_unittests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
+        "test": "ozone_unittests"
+      },
+      {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
@@ -768,6 +850,12 @@
         "swarming": {
           "can_use_on_swarming_builders": true
         },
+        "test": "printing_unittests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "remoting_unittests"
       },
       {
@@ -849,6 +937,18 @@
         "swarming": {
           "can_use_on_swarming_builders": true
         },
+        "test": "views_mus_interactive_ui_tests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
+        "test": "views_mus_unittests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true
+        },
         "test": "views_unittests"
       },
       {