1 files changed, 95 insertions, 0 deletions
diff --git a/browser/extensions/webcompat/shims/eluminate.js b/browser/extensions/webcompat/shims/eluminate.js
new file mode 100644
index 0000000000..3fa65c048c
--- /dev/null
+++ b/browser/extensions/webcompat/shims/eluminate.js
@@ -0,0 +1,95 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+"use strict";
+
+/**
+ * Bug 1606448 - Shim CoreMetrics Eluminate analytics
+ *
+ * Sites may rely on eluminate.js tracking in ways which cause breakage,
+ * which has been seen on shopping sites such as Vans.com, where the
+ * search filtering UX is broken. This shim mitigates such breakage.
+ */
+
+if (!window.CM_DDX) {
+  window.CM_DDX = {
+    domReadyFired: false,
+    headScripts: true,
+    dispatcherLoadRequested: false,
+    firstPassFunctionBinding: false,
+    BAD_PAGE_ID_ELAPSED_TIMEOUT: 5000,
+    version: -1,
+    standalone: false,
+    test: {
+      syndicate: true,
+      testCounter: "",
+      doTest: false,
+      newWin: false,
+      process: () => {},
+    },
+    partner: {},
+    invokeFunctionWhenAvailable: a => {
+      a();
+    },
+    gup: d => "",
+    privacy: {
+      isDoNotTrackEnabled: () => false,
+      setDoNotTrack: () => {},
+      getDoNotTrack: () => false,
+    },
+    setSubCookie: () => {},
+  };
+  const noopfn = () => {};
+  const w = window;
+  w.cmAddShared = noopfn;
+  w.cmCalcSKUString = noopfn;
+  w.cmCreateManualImpressionTag = noopfn;
+  w.cmCreateManualLinkClickTag = noopfn;
+  w.cmCreateManualPageviewTag = noopfn;
+  w.cmCreateOrderTag = noopfn;
+  w.cmCreatePageviewTag = noopfn;
+  w.cmExecuteTagQueue = noopfn;
+  w.cmRetrieveUserID = noopfn;
+  w.cmSetClientID = noopfn;
+  w.cmSetCurrencyCode = noopfn;
+  w.cmSetFirstPartyIDs = noopfn;
+  w.cmSetSubCookie = noopfn;
+  w.cmSetupCookieMigration = noopfn;
+  w.cmSetupNormalization = noopfn;
+  w.cmSetupOther = noopfn;
+  w.cmStartTagSet = noopfn;
+  w.cmCreateConversionEventTag = noopfn;
+  w.cmCreateDefaultPageviewTag = noopfn;
+  w.cmCreateElementTag = noopfn;
+  w.cmCreateManualImpressionTag = noopfn;
+  w.cmCreateManualLinkClickTag = noopfn;
+  w.cmCreateManualPageviewTag = noopfn;
+  w.cmCreatePageElementTag = noopfn;
+  w.cmCreatePageviewTag = noopfn;
+  w.cmCreateProductElementTag = noopfn;
+  w.cmCreateProductviewTag = noopfn;
+  w.cmCreateTechPropsTag = noopfn;
+  w.cmLoadIOConfig = noopfn;
+  w.cmSetClientID = noopfn;
+  w.cmSetCurrencyCode = noopfn;
+  w.cmSetFirstPartyIDs = noopfn;
+  w.cmSetupCookieMigration = noopfn;
+  w.cmSetupNormalization = noopfn;
+
+  w.cmSetupOther = b => {
+    for (const a in b) {
+      window[a] = b[a];
+    }
+  };
+
+  const techProps = {};
+
+  w.coremetrics = {
+    cmLastReferencedPageID: "",
+    cmLoad: noopfn,
+    cmUpdateConfig: noopfn,
+    getTechProps: () => techProps,
+    isDef: c => typeof c !== "undefined" && c,
+  };
+}