Reland: Web MIDI: split build rules for media/midi

testing/buildbot/chromium.memory.json

Index: testing/buildbot/chromium.memory.json
diff --git a/testing/buildbot/chromium.memory.json b/testing/buildbot/chromium.memory.json
index c8ca1071635bd912a0ac1212afbbb2eed3cec6b7..b02c4c6cd904187ce80488b65c8e88c4b3cd3332 100644
--- a/testing/buildbot/chromium.memory.json
+++ b/testing/buildbot/chromium.memory.json
@@ -90,6 +90,9 @@
         "test": "media_unittests"
       },
       {
+        "test": "midi_unittests"
+      },
+      {
         "swarming": {
           "can_use_on_swarming_builders": true,
           "shards": 4
@@ -265,6 +268,9 @@
         "test": "message_center_unittests"
       },
       {
+        "test": "midi_unittests"
+      },
+      {
         "test": "nacl_loader_unittests"
       },
       {
@@ -391,6 +397,9 @@
         "test": "media_unittests"
       },
       {
+        "test": "midi_unittests"
+      },
+      {
         "swarming": {
           "can_use_on_swarming_builders": true
         },
@@ -495,6 +504,9 @@
         "test": "media_unittests"
       },
       {
+        "test": "midi_unittests"
+      },
+      {
         "swarming": {
           "can_use_on_swarming_builders": true
         },