Add mojo & ozone unittests to cros VM CQ bot.

Bug: 840967
Change-Id: Id556f0b2740b0ee9fcd799234c5936c71daf81fc
Reviewed-on: https://chromium-review.googlesource.com/1118916Reviewed-by: Dirk Pranke <dpranke@chromium.org>
Commit-Queue: Ben Pastene <bpastene@chromium.org>
Cr-Commit-Position: refs/heads/master@{#571518}

testing/buildbot/chromium.chromiumos.json

@@ -162,6 +162,32 @@
         },
         "test": "midi_unittests"
       },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "dimension_sets": [
+            {
+              "kvm": "1",
+              "os": "Ubuntu-14.04",
+              "pool": "Chrome-CrOS-VM"
+            }
+          ]
+        },
+        "test": "mojo_unittests"
+      },
+      {
+        "swarming": {
+          "can_use_on_swarming_builders": true,
+          "dimension_sets": [
+            {
+              "kvm": "1",
+              "os": "Ubuntu-14.04",
+              "pool": "Chrome-CrOS-VM"
+            }
+          ]
+        },
+        "test": "ozone_unittests"
+      },
       {
         "swarming": {
           "can_use_on_swarming_builders": true,

testing/buildbot/test_suites.pyl

@@ -357,6 +357,8 @@
     'jingle_unittests': {},
     'latency_unittests': {},
     'midi_unittests': {},
+    'mojo_unittests': {},
+    'ozone_unittests': {},
     'pdf_unittests': {},
     'printing_unittests': {},
     'sql_unittests': {},