DEV: this class is no longer present in chart js 3.x (#132)

DEV: this class is no longer present in chart js 3.x (#132)

diff --git a/test/javascripts/acceptance/run-query-test.js.es6 b/test/javascripts/acceptance/run-query-test.js.es6
index b26db61..5b51fae 100644
--- a/test/javascripts/acceptance/run-query-test.js.es6
+++ b/test/javascripts/acceptance/run-query-test.js.es6
@@ -186,9 +186,6 @@ acceptance("Data Explorer Plugin | Run Query", function (needs) {
 
     await click("div.result-info button:nth-child(3)");
 
-    assert.ok(
-      exists("canvas.chartjs-render-monitor"),
-      "the chart was rendered"
-    );
+    assert.ok(exists("canvas"), "the chart was rendered");
   });
 });
diff --git a/test/javascripts/integration/components/data-explorer-bar-chart-test.js.es6 b/test/javascripts/integration/components/data-explorer-bar-chart-test.js.es6
index a687738..0b8b335 100644
--- a/test/javascripts/integration/components/data-explorer-bar-chart-test.js.es6
+++ b/test/javascripts/integration/components/data-explorer-bar-chart-test.js.es6
@@ -20,10 +20,6 @@ discourseModule(
 
       async test(assert) {
         assert.ok(exists("canvas"), "it renders a canvas");
-        assert.ok(
-          exists("canvas.chartjs-render-monitor"),
-          "it initializes chart.js "
-        );
       },
     });
   }
diff --git a/test/javascripts/integration/components/query-result-test.js.es6 b/test/javascripts/integration/components/query-result-test.js.es6
index ca7eea3..a157670 100644
--- a/test/javascripts/integration/components/query-result-test.js.es6
+++ b/test/javascripts/integration/components/query-result-test.js.es6
@@ -139,10 +139,7 @@ discourseModule(
           I18n.t("explorer.show_table"),
           "the chart button was changed to the table button"
         );
-        assert.ok(
-          exists("canvas.chartjs-render-monitor"),
-          "the chart was rendered"
-        );
+        assert.ok(exists("canvas"), "the chart was rendered");
 
         await click("div.result-info button:nth-child(3)");
         assert.equal(

GitHub sha: ee3c6f4e2d6bc780e36da29352168a02646fd2cb

This commit appears in #132 which was approved by CvX. It was merged by jjaffeux.