Disable mojo_core_unittests on the CFI bots for now.

Bug: 850464
Change-Id: I06e41f5f1d06d4397182b57883543d8a9e0680bf
Reviewed-on: https://chromium-review.googlesource.com/1093063Reviewed-by: Ken Rockot <rockot@chromium.org>
Commit-Queue: Nico Weber <thakis@chromium.org>
Cr-Commit-Position: refs/heads/master@{#565663}

testing/buildbot/chromium.clang.json

@@ -511,12 +511,6 @@
         },
         "test": "midi_unittests"
       },
-      {
-        "swarming": {
-          "can_use_on_swarming_builders": true
-        },
-        "test": "mojo_core_unittests"
-      },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
@@ -1224,12 +1218,6 @@
         },
         "test": "midi_unittests"
       },
-      {
-        "swarming": {
-          "can_use_on_swarming_builders": true
-        },
-        "test": "mojo_core_unittests"
-      },
       {
         "swarming": {
           "can_use_on_swarming_builders": true

testing/buildbot/chromium.fyi.json

@@ -833,12 +833,6 @@
         },
         "test": "midi_unittests"
       },
-      {
-        "swarming": {
-          "can_use_on_swarming_builders": true
-        },
-        "test": "mojo_core_unittests"
-      },
       {
         "swarming": {
           "can_use_on_swarming_builders": true
@@ -1546,12 +1540,6 @@
         },
         "test": "midi_unittests"
       },
-      {
-        "swarming": {
-          "can_use_on_swarming_builders": true
-        },
-        "test": "mojo_core_unittests"
-      },
       {
         "swarming": {
           "can_use_on_swarming_builders": true

testing/buildbot/chromium.memory.json

@@ -3747,12 +3747,6 @@
         },
         "test": "midi_unittests"
       },
-      {
-        "swarming": {
-          "can_use_on_swarming_builders": true
-        },
-        "test": "mojo_core_unittests"
-      },
       {
         "swarming": {
           "can_use_on_swarming_builders": true

testing/buildbot/test_suite_exceptions.pyl

@@ -1731,6 +1731,15 @@
       'linux-win_cross-rel',  # https://crbug.com/799827
     ],
   },
+  'mojo_core_unittests': {
+    'remove_from': [
+      # chromium.clang
+      'CFI Linux (icall)',  # https://crbug.com/850464
+      'CFI Linux ToT',  # https://crbug.com/850464
+      # chromium.memory
+      'Linux CFI',  # https://crbug.com/850464
+    ],
+  },
   'mojo_test_apk': {
     'modifications': {
       # chromium.clang