Backed out changeset 9556b559d52a (bug 1602863) for test_bug529119-1.html perma failing on 18.04

taskcluster/ci/test/test-sets.yml

@@ -22,6 +22,7 @@ common-tests:
     - jittest
     - jsreftest
     - marionette
+    - mochitest
     - mochitest-a11y
     - mochitest-browser-chrome
     - mochitest-chrome
@@ -331,6 +332,7 @@ awsy:
 
 linux-common-tests:
     - marionette
+    - mochitest
     - mochitest-browser-chrome
     - mochitest-chrome
     - mochitest-devtools-chrome
@@ -345,7 +347,6 @@ linux1804-tests:
     - gtest
     - jsreftest
     - jittest
-    - mochitest
     - mochitest-a11y
     - mochitest-gpu
     - mochitest-media
@@ -369,7 +370,6 @@ linux1804-qr-tests:
     - gtest
     - jittest
     - jsreftest
-    - mochitest
     - mochitest-a11y
     - mochitest-gpu
     - mochitest-media
@@ -382,7 +382,6 @@ linux1804-qr-tests:
     - xpcshell
 
 linux1804-ccov-tests:
-    - mochitest
     - mochitest-remote
     - mochitest-webgl1-core
     - mochitest-webgl1-ext
@@ -392,6 +391,7 @@ linux1804-ccov-tests:
     - reftest-no-accel
 
 linux-qr-tests:
+    - mochitest
     - mochitest-chrome
 
 linux-qr-smoketests: