From 455ee361df9a80e06e3c657b2462fa830efe497a Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <email@mattatobin.com>
Date: Wed, 9 Feb 2022 01:40:49 -0600
Subject: No Issue - Remove Mozilla Experiments support from the Add-ons
 Manager

---
 components/addons/content/extensions.css           |  34 ------
 components/addons/content/extensions.xml           |  47 --------
 components/addons/content/extensions.xul           |  27 -----
 components/addons/locale/extensions.dtd            |  11 --
 components/addons/locale/extensions.properties     |  39 -------
 components/addons/src/XPIProvider.jsm              | 119 +++------------------
 .../mozapps/extensions/category-experiments.png    | Bin 822 -> 0 bytes
 .../linux/mozapps/extensions/experimentGeneric.png | Bin 822 -> 0 bytes
 .../themes/linux/mozapps/extensions/extensions.css |  34 ------
 system/themes/linux/mozapps/jar.mn                 |   2 -
 .../mozapps/extensions/category-experiments.png    | Bin 822 -> 0 bytes
 .../mozapps/extensions/experimentGeneric.png       | Bin 822 -> 0 bytes
 .../windows/mozapps/extensions/extensions.css      |  34 ------
 system/themes/windows/mozapps/jar.mn               |   1 -
 14 files changed, 17 insertions(+), 331 deletions(-)
 delete mode 100644 system/themes/linux/mozapps/extensions/category-experiments.png
 delete mode 100644 system/themes/linux/mozapps/extensions/experimentGeneric.png
 delete mode 100644 system/themes/windows/mozapps/extensions/category-experiments.png
 delete mode 100644 system/themes/windows/mozapps/extensions/experimentGeneric.png

diff --git a/components/addons/content/extensions.css b/components/addons/content/extensions.css
index 51828d544..c483bcd56 100644
--- a/components/addons/content/extensions.css
+++ b/components/addons/content/extensions.css
@@ -200,10 +200,6 @@ setting[type="menulist"] {
   display: none;
 }
 
-#addons-page .view-pane:not([type="experiment"]) .experiment-info-container {
-  display: none;
-}
-
 .addon .relnotes {
   -moz-user-select: text;
 }
@@ -234,36 +230,6 @@ richlistitem:not([selected]) * {
   display: none;
 }
 
-#experiments-learn-more[disabled="true"] {
-  display: none;
-}
-
-#experiments-change-telemetry[disabled="true"] {
-  display: none;
-}
-
-.view-pane[type="experiment"] .error,
-.view-pane[type="experiment"] .warning,
-.view-pane[type="experiment"] .addon:not([pending="uninstall"]) .pending,
-.view-pane[type="experiment"] .disabled-postfix,
-.view-pane[type="experiment"] .update-postfix,
-.view-pane[type="experiment"] .version,
-#detail-view[type="experiment"] .alert-container,
-#detail-view[type="experiment"] #detail-version,
-#detail-view[type="experiment"] #detail-creator {
-  display: none;
-}
-
-.view-pane:not([type="experiment"]) .experiment-container,
-.view-pane:not([type="experiment"]) #detail-experiment-container {
-  display: none;
-}
-
-.addon[type="experiment"][status="installing"] .experiment-time,
-.addon[type="experiment"][status="installing"] .experiment-state {
-  display: none;
-}
-
 /* Translators for Language Pack details */
 .translators > label {
   -moz-margin-start: 0px;
diff --git a/components/addons/content/extensions.xml b/components/addons/content/extensions.xml
index 47f0b400d..9ea6a50df 100644
--- a/components/addons/content/extensions.xml
+++ b/components/addons/content/extensions.xml
@@ -864,16 +864,6 @@
             <xul:label anonid="date-updated" class="date-updated"
                        unknown="&addon.unknownDate;"/>
           </xul:hbox>
-          <xul:hbox class="experiment-container">
-            <svg width="6" height="6" viewBox="0 0 6 6" version="1.1"
-                 xmlns="http://www.w3.org/2000/svg"
-                 class="experiment-bullet-container">
-              <circle cx="3" cy="3" r="3" class="experiment-bullet"/>
-            </svg>
-            <xul:label anonid="experiment-state" class="experiment-state"/>
-            <xul:label anonid="experiment-time" class="experiment-time"/>
-          </xul:hbox>
-
           <xul:hbox class="advancedinfo-container" flex="1">
             <xul:vbox class="description-outer-container" flex="1">
               <xul:hbox class="description-container">
@@ -1038,12 +1028,6 @@
       <field name="_version">
         document.getAnonymousElementByAttribute(this, "anonid", "version");
       </field>
-      <field name="_experimentState">
-        document.getAnonymousElementByAttribute(this, "anonid", "experiment-state");
-      </field>
-      <field name="_experimentTime">
-        document.getAnonymousElementByAttribute(this, "anonid", "experiment-time");
-      </field>
       <field name="_icon">
         document.getAnonymousElementByAttribute(this, "anonid", "icon");
       </field>
@@ -1405,37 +1389,6 @@
           var showProgress = this.mAddon.purchaseURL || (this.mAddon.install &&
                              this.mAddon.install.state != AddonManager.STATE_INSTALLED);
           this._showStatus(showProgress ? "progress" : "none");
-
-          if (this.mAddon.type == "experiment") {
-            this.removeAttribute("notification");
-            let prefix = "experiment.";
-            let active = this.mAddon.isActive;
-
-            if (!showProgress) {
-              let stateKey = prefix + "state." + (active ? "active" : "complete");
-              this._experimentState.value = gStrings.ext.GetStringFromName(stateKey);
-
-              let now = Date.now();
-              let end = this.endDate;
-              let days = Math.abs(end - now) / (24 * 60 * 60 * 1000);
-
-              let timeKey = prefix + "time.";
-              let timeMessage;
-
-              if (days < 1) {
-                timeKey += (active ? "endsToday" : "endedToday");
-                timeMessage = gStrings.ext.GetStringFromName(timeKey);
-              } else {
-                timeKey += (active ? "daysRemaining" : "daysPassed");
-                days = Math.round(days);
-                let timeString = gStrings.ext.GetStringFromName(timeKey);
-                timeMessage = PluralForm.get(days, timeString)
-                                        .replace("#1", days);
-              }
-
-              this._experimentTime.value = timeMessage;
-            }
-          }
         ]]></body>
       </method>
 
diff --git a/components/addons/content/extensions.xul b/components/addons/content/extensions.xul
index 70ce55fa2..a61bb6162 100644
--- a/components/addons/content/extensions.xul
+++ b/components/addons/content/extensions.xul
@@ -91,8 +91,6 @@
     <command id="cmd_enableUpdateSecurity"/>
     <command id="cmd_toggleAutoUpdateDefault"/>
     <command id="cmd_resetAddonAutoUpdate"/>
-    <command id="cmd_experimentsLearnMore"/>
-    <command id="cmd_experimentsOpenTelemetryPreferences"/>
   </commandset>
 
   <!-- view commands - these act on the selected addon -->
@@ -354,22 +352,6 @@
               <spacer flex="5000"/> <!-- Necessary to allow the message to wrap -->
             </hbox>
           </hbox>
-          <hbox class="view-header global-info-container experiment-info-container">
-            <hbox class="global-info" flex="1" align="center">
-              <label value="&experiment.info.label;"/>
-              <button id="experiments-learn-more"
-                      label="&experiment.info.learnmore;"
-                      tooltiptext="&experiment.info.learnmore;"
-                      accesskey="&experiment.info.learnmore.accesskey;"
-                      command="cmd_experimentsLearnMore"/>
-              <button id="experiments-change-telemetry"
-                      label="&experiment.info.changetelemetry;"
-                      tooltiptext="&experiment.info.changetelemetry;"
-                      accesskey="&experiment.info.changetelemetry.accesskey;"
-                      command="cmd_experimentsOpenTelemetryPreferences"/>
-              <spacer flex="5000"/> <!-- Necessary to allow the message to wrap. -->
-            </hbox>
-          </hbox>
           <vbox id="addon-list-empty" class="alert-container"
                 flex="1" hidden="true">
             <spacer class="alert-spacer-before"/>
@@ -530,15 +512,6 @@
                     <label id="detail-creator" class="creator"/>
                     <label id="detail-translators" class="translators"/>
                   </vbox>
-                  <hbox id="detail-experiment-container">
-                    <svg width="8" height="8" viewBox="0 0 8 8" version="1.1"
-                         xmlns="http://www.w3.org/2000/svg"
-                         id="detail-experiment-bullet-container">
-                      <circle cx="4" cy="4" r="4" id="detail-experiment-bullet"/>
-                    </svg>
-                    <label id="detail-experiment-state"/>
-                    <label id="detail-experiment-time"/>
-                  </hbox>
                   <hbox id="detail-desc-container" align="start">
                     <vbox pack="center"> <!-- Necessary to work around bug 394738 -->
                       <image id="detail-screenshot" hidden="true"/>
diff --git a/components/addons/locale/extensions.dtd b/components/addons/locale/extensions.dtd
index 098896d99..14f4973fb 100644
--- a/components/addons/locale/extensions.dtd
+++ b/components/addons/locale/extensions.dtd
@@ -216,15 +216,4 @@
 
 <!ENTITY settings.path.button.label           "Browse…">
 
-<!-- LOCALIZATION NOTE (experiment.info.label): The strings related to
-     experiments are present on the "Experiments" tab of the add-ons manager.
-     This tab won't be displayed unless an Experiment add-on is installed.
-     Install https://people.mozilla.org/~gszorc/dummy-experiment-addon.xpi
-     to cause this tab to appear. -->
-<!ENTITY experiment.info.label "What's this? Telemetry may install and run experiments from time to time.">
-<!ENTITY experiment.info.learnmore "Learn More">
-<!ENTITY experiment.info.learnmore.accesskey "L">
-<!ENTITY experiment.info.changetelemetry "Telemetry Settings">
-<!ENTITY experiment.info.changetelemetry.accesskey "T">
-
 <!ENTITY setting.learnmore "Learn More…">
diff --git a/components/addons/locale/extensions.properties b/components/addons/locale/extensions.properties
index 51baa739b..43ab02a47 100644
--- a/components/addons/locale/extensions.properties
+++ b/components/addons/locale/extensions.properties
@@ -99,44 +99,6 @@ details.notification.uninstall=%1$S will be uninstalled after you restart %2$S.
 #LOCALIZATION NOTE (details.notification.upgrade) %1$S is the add-on name, %2$S is brand name
 details.notification.upgrade=%1$S will be updated after you restart %2$S.
 
-# LOCALIZATION NOTE (details.experiment.time.daysRemaining):
-# Semicolon-separated list of plural forms.
-# See: http://developer.mozilla.org/en/docs/Localization_and_Plurals
-# #1 is the number of days from now that the experiment will remain active (detail view).
-details.experiment.time.daysRemaining=#1 day remaining;#1 days remaining
-#LOCALIZATION NOTE (details.experiment.time.endsToday) The experiment will end in less than a day (detail view).
-details.experiment.time.endsToday=Less than a day remaining
-# LOCALIZATION NOTE (details.experiment.time.daysPassed):
-# Semicolon-separated list of plural forms.
-# See: http://developer.mozilla.org/en/docs/Localization_and_Plurals
-# #1 is the number of days since the experiment ran (detail view).
-details.experiment.time.daysPassed=#1 day ago;#1 days ago
-#LOCALIZATION NOTE (details.experiment.time.endedToday) The experiment ended less than a day ago (detail view).
-details.experiment.time.endedToday=Less than a day ago
-#LOCALIZATION NOTE (details.experiment.state.active) This experiment is active (detail view).
-details.experiment.state.active=Active
-#LOCALIZATION NOTE (details.experiment.state.complete) This experiment is complete (it was previously active) (detail view).
-details.experiment.state.complete=Complete
-
-# LOCALIZATION NOTE (experiment.time.daysRemaining):
-# Semicolon-separated list of plural forms.
-# See: http://developer.mozilla.org/en/docs/Localization_and_Plurals
-# #1 is the number of days from now that the experiment will remain active (list view item).
-experiment.time.daysRemaining=#1 day remaining;#1 days remaining
-#LOCALIZATION NOTE (experiment.time.endsToday) The experiment will end in less than a day (list view item).
-experiment.time.endsToday=Less than a day remaining
-# LOCALIZATION NOTE (experiment.time.daysPassed):
-# Semicolon-separated list of plural forms.
-# See: http://developer.mozilla.org/en/docs/Localization_and_Plurals
-# #1 is the number of days since the experiment ran (list view item).
-experiment.time.daysPassed=#1 day ago;#1 days ago
-#LOCALIZATION NOTE (experiment.time.endedToday) The experiment ended less than a day ago (list view item).
-experiment.time.endedToday=Less than a day ago
-#LOCALIZATION NOTE (experiment.state.active) This experiment is active (list view item).
-experiment.state.active=Active
-#LOCALIZATION NOTE (experiment.state.complete) This experiment is complete (it was previously active) (list view item).
-experiment.state.complete=Complete
-
 installFromFile.dialogTitle=Select add-on to install
 installFromFile.filterName=Add-ons
 
@@ -170,4 +132,3 @@ type.locale.name=Languages
 type.plugin.name=Plugins
 type.dictionary.name=Dictionaries
 type.service.name=Services
-type.experiment.name=Experiments
diff --git a/components/addons/src/XPIProvider.jsm b/components/addons/src/XPIProvider.jsm
index 9ad10b534..e1ecfedcb 100644
--- a/components/addons/src/XPIProvider.jsm
+++ b/components/addons/src/XPIProvider.jsm
@@ -191,17 +191,18 @@ const BOOTSTRAP_REASONS = {
 
 // Map new string type identifiers to old style nsIUpdateItem types
 const TYPES = {
-  extension: 2,
-  theme: 4,
-  locale: 8,
-  multipackage: 32,
-  dictionary: 64,
-  experiment: 128,
+//app           : 1,
+  extension     : 2,
+  theme         : 4,
+  locale        : 8,
+  multipackage  : 32,
+  dictionary    : 64,
+//experiment    : 128,
+//apiextension  : 256,
 };
 
 const RESTARTLESS_TYPES = new Set([
   "dictionary",
-  "experiment",
   "locale",
 ]);
 
@@ -952,11 +953,6 @@ function loadManifestFromRDF(aUri, aStream) {
     addon.userDisabled = !!LightweightThemeManager.currentTheme ||
                          addon.internalName != XPIProvider.selectedSkin;
   }
-  // Experiments are disabled by default. It is up to the Experiments Manager
-  // to enable them (it drives installation).
-  else if (addon.type == "experiment") {
-    addon.userDisabled = true;
-  }
   else {
     addon.userDisabled = false;
     addon.softDisabled = addon.blocklistState == Blocklist.STATE_SOFTBLOCKED;
@@ -964,17 +960,6 @@ function loadManifestFromRDF(aUri, aStream) {
 
   addon.applyBackgroundUpdates = AddonManager.AUTOUPDATE_DEFAULT;
 
-  // Experiments are managed and updated through an external "experiments
-  // manager." So disable some built-in mechanisms.
-  if (addon.type == "experiment") {
-    addon.applyBackgroundUpdates = AddonManager.AUTOUPDATE_DISABLE;
-    addon.updateURL = null;
-    addon.updateKey = null;
-
-    addon.targetApplications = [];
-    addon.targetPlatforms = [];
-  }
-
   // Load the storage service before NSS (nsIRandomGenerator),
   // to avoid a SQLite initialization error (bug 717904).
   let storage = Services.storage;
@@ -1837,8 +1822,6 @@ this.XPIProvider = {
   // Keep track of the newest file in each add-on, in case we want to
   // report it.
   _mostRecentlyModifiedFile: {},
-  // Experiments are disabled by default. Track ones that are locally enabled.
-  _enabledExperiments: null,
   // A Map from an add-on install to its ID
   _addonFileMap: new Map(),
 #ifdef MOZ_DEVTOOLS
@@ -2013,8 +1996,6 @@ this.XPIProvider = {
       this.installLocationsByName = {};
       // Hook for tests to detect when saving database at shutdown time fails
       this._shutdownError = null;
-      // Clear the set of enabled experiments (experiments disabled by default).
-      this._enabledExperiments = new Set();
 
       let hasRegistry = ("nsIWindowsRegKey" in Ci);
 
@@ -2328,13 +2309,9 @@ this.XPIProvider = {
    * Persists changes to XPIProvider.bootstrappedAddons to its store (a pref).
    */
   persistBootstrappedAddons: function XPI_persistBootstrappedAddons() {
-    // Experiments are disabled upon app load, so don't persist references.
     let filtered = {};
     for (let id in this.bootstrappedAddons) {
       let entry = this.bootstrappedAddons[id];
-      if (entry.type == "experiment") {
-        continue;
-      }
 
       filtered[id] = entry;
     }
@@ -4498,15 +4475,11 @@ this.XPIProvider = {
     let appDisabledChanged = aAddon.appDisabled != appDisabled;
 
     // Update the properties in the database.
-    // We never persist this for experiments because the disabled flags
-    // are controlled by the Experiments Manager.
-    if (aAddon.type != "experiment") {
-      XPIDatabase.setAddonProperties(aAddon, {
-        userDisabled: aUserDisabled,
-        appDisabled: appDisabled,
-        softDisabled: aSoftDisabled
-      });
-    }
+    XPIDatabase.setAddonProperties(aAddon, {
+      userDisabled: aUserDisabled,
+      appDisabled: appDisabled,
+      softDisabled: aSoftDisabled
+    });
 
     if (appDisabledChanged) {
       AddonManagerPrivate.callAddonListeners("onPropertyChanged",
@@ -6386,17 +6359,6 @@ AddonInternal.prototype = {
   },
 
   isCompatibleWith: function AddonInternal_isCompatibleWith(aAppVersion, aPlatformVersion) {
-    // Experiments are installed through an external mechanism that
-    // limits target audience to compatible clients. We trust it knows what
-    // it's doing and skip compatibility checks.
-    //
-    // This decision does forfeit defense in depth. If the experiments system
-    // is ever wrong about targeting an add-on to a specific application
-    // or platform, the client will likely see errors.
-    if (this.type == "experiment") {
-      return true;
-    }
-
     let app = this.matchingTargetApplication;
     if (!app)
       return false;
@@ -6604,13 +6566,6 @@ AddonInternal.prototype = {
     if (!(this.inDatabase))
       return permissions;
 
-    // Experiments can only be uninstalled. An uninstall reflects the user
-    // intent of "disable this experiment." This is partially managed by the
-    // experiments manager.
-    if (this.type == "experiment") {
-      return AddonManager.PERM_CAN_UNINSTALL;
-    }
-
     if (!this.appDisabled) {
       if (this.userDisabled || this.softDisabled) {
         permissions |= AddonManager.PERM_CAN_ENABLE;
@@ -6873,11 +6828,6 @@ function AddonWrapper(aAddon) {
     return aAddon.applyBackgroundUpdates;
   });
   this.__defineSetter__("applyBackgroundUpdates", function AddonWrapper_applyBackgroundUpdatesSetter(val) {
-    if (this.type == "experiment") {
-      logger.warn("Setting applyBackgroundUpdates on an experiment is not supported.");
-      return;
-    }
-
     if (val != AddonManager.AUTOUPDATE_DEFAULT &&
         val != AddonManager.AUTOUPDATE_DISABLE &&
         val != AddonManager.AUTOUPDATE_ENABLE) {
@@ -6945,12 +6895,10 @@ function AddonWrapper(aAddon) {
     // Extensions have an intentional inconsistency between what the DB says is
     // enabled and what we say to the ouside world. so we need to cover up that
     // lie here as well.
-    if (aAddon.type != "experiment") {
-      if (aAddon.active && aAddon.disabled)
-        pending |= AddonManager.PENDING_DISABLE;
-      else if (!aAddon.active && !aAddon.disabled)
-        pending |= AddonManager.PENDING_ENABLE;
-    }
+    if (aAddon.active && aAddon.disabled)
+      pending |= AddonManager.PENDING_DISABLE;
+    else if (!aAddon.active && !aAddon.disabled)
+      pending |= AddonManager.PENDING_ENABLE;
 
     if (aAddon.pendingUpgrade)
       pending |= AddonManager.PENDING_UPGRADE;
@@ -6987,10 +6935,6 @@ function AddonWrapper(aAddon) {
   });
 
   this.__defineGetter__("userDisabled", function AddonWrapper_userDisabledGetter() {
-    if (XPIProvider._enabledExperiments.has(aAddon.id)) {
-      return false;
-    }
-
     return aAddon.softDisabled || aAddon.userDisabled;
   });
   this.__defineSetter__("userDisabled", function AddonWrapper_userDisabledSetter(val) {
@@ -6998,14 +6942,6 @@ function AddonWrapper(aAddon) {
       return val;
     }
 
-    if (aAddon.type == "experiment") {
-      if (val) {
-        XPIProvider._enabledExperiments.delete(aAddon.id);
-      } else {
-        XPIProvider._enabledExperiments.add(aAddon.id);
-      }
-    }
-
     if (aAddon.inDatabase) {
       if (aAddon.type == "theme" && val) {
         if (aAddon.internalName == XPIProvider.defaultSkin)
@@ -7063,14 +6999,6 @@ function AddonWrapper(aAddon) {
   };
 
   this.findUpdates = function AddonWrapper_findUpdates(aListener, aReason, aAppVersion, aPlatformVersion) {
-    // Short-circuit updates for experiments because updates are handled
-    // through the Experiments Manager.
-    if (this.type == "experiment") {
-      AddonManagerPrivate.callNoUpdateListeners(this, aListener, aReason,
-                                                aAppVersion, aPlatformVersion);
-      return;
-    }
-
     new UpdateChecker(aAddon, aListener, aReason, aAppVersion, aPlatformVersion);
   };
 
@@ -7801,17 +7729,4 @@ var addonTypes = [
                                     AddonManager.TYPE_UI_HIDE_EMPTY | AddonManager.TYPE_SUPPORTS_UNDO_RESTARTLESS_UNINSTALL),
 ];
 
-// We only register experiments support if the application supports them.
-// Ideally, we would install an observer to watch the pref. Installing
-// an observer for this pref is not necessary here and may be buggy with
-// regards to registering this XPIProvider twice.
-if (Preferences.get("experiments.supported", false)) {
-  addonTypes.push(
-    new AddonManagerPrivate.AddonType("experiment",
-                                      URI_EXTENSION_STRINGS,
-                                      STRING_TYPE_NAME,
-                                      AddonManager.VIEW_TYPE_LIST, 11000,
-                                      AddonManager.TYPE_UI_HIDE_EMPTY | AddonManager.TYPE_SUPPORTS_UNDO_RESTARTLESS_UNINSTALL));
-}
-
 AddonManagerPrivate.registerProvider(XPIProvider, addonTypes);
diff --git a/system/themes/linux/mozapps/extensions/category-experiments.png b/system/themes/linux/mozapps/extensions/category-experiments.png
deleted file mode 100644
index a9d00545e..000000000
Binary files a/system/themes/linux/mozapps/extensions/category-experiments.png and /dev/null differ
diff --git a/system/themes/linux/mozapps/extensions/experimentGeneric.png b/system/themes/linux/mozapps/extensions/experimentGeneric.png
deleted file mode 100644
index a9d00545e..000000000
Binary files a/system/themes/linux/mozapps/extensions/experimentGeneric.png and /dev/null differ
diff --git a/system/themes/linux/mozapps/extensions/extensions.css b/system/themes/linux/mozapps/extensions/extensions.css
index b21a65520..b78867787 100644
--- a/system/themes/linux/mozapps/extensions/extensions.css
+++ b/system/themes/linux/mozapps/extensions/extensions.css
@@ -226,9 +226,6 @@
 #category-dictionary > .category-icon {
   list-style-image: url("chrome://mozapps/skin/extensions/category-dictionaries.png");
 }
-#category-experiment > .category-icon {
-  list-style-image: url("chrome://mozapps/skin/extensions/category-experiments.png");
-}
 #category-availableUpdates > .category-icon {
   list-style-image: url("chrome://mozapps/skin/extensions/category-available.png");
 }
@@ -420,10 +417,6 @@
   list-style-image: url("chrome://mozapps/skin/extensions/dictionaryGeneric.png");
 }
 
-.addon-view[type="experiment"] .icon {
-  list-style-image: url("chrome://mozapps/skin/extensions/experimentGeneric.png");
-}
-
 .name-container {
   font-size: 150%;
   margin-bottom: 0;
@@ -934,30 +927,3 @@ setting[type="radio"] > radiogroup {
 .header-button .toolbarbutton-text {
   display: none;
 }
-
-/*** telemetry experiments ***/
-
-#detail-experiment-container {
-  font-size: 80%;
-  margin-bottom: 1em;
-}
-
-#detail-experiment-bullet-container,
-#detail-experiment-state,
-#detail-experiment-time,
-.experiment-bullet-container,
-.experiment-state,
-.experiment-time {
-  vertical-align: middle;
-  display: inline-block;
-}
-
-.addon .experiment-bullet,
-#detail-experiment-bullet {
-  fill: rgb(158, 158, 158);
-}
-
-.addon[active="true"] .experiment-bullet,
-#detail-view[active="true"] #detail-experiment-bullet {
-  fill: rgb(106, 201, 20);
-}
diff --git a/system/themes/linux/mozapps/jar.mn b/system/themes/linux/mozapps/jar.mn
index dbb32d0dd..ca7bb43d2 100644
--- a/system/themes/linux/mozapps/jar.mn
+++ b/system/themes/linux/mozapps/jar.mn
@@ -15,14 +15,12 @@ classic.jar:
   skin/classic/mozapps/extensions/category-plugins.png     (extensions/category-plugins.png)
   skin/classic/mozapps/extensions/category-service.png     (extensions/category-service.png)
   skin/classic/mozapps/extensions/category-dictionaries.png (extensions/category-dictionaries.png)
-  skin/classic/mozapps/extensions/category-experiments.png (extensions/category-experiments.png)
   skin/classic/mozapps/extensions/category-recent.png      (extensions/category-recent.png)
   skin/classic/mozapps/extensions/category-available.png   (extensions/category-available.png)
   skin/classic/mozapps/extensions/extensionGeneric.png     (extensions/extensionGeneric.png)
   skin/classic/mozapps/extensions/extensionGeneric-16.png  (extensions/extensionGeneric-16.png)
   skin/classic/mozapps/extensions/dictionaryGeneric.png    (extensions/dictionaryGeneric.png)
   skin/classic/mozapps/extensions/dictionaryGeneric-16.png (extensions/dictionaryGeneric-16.png)
-  skin/classic/mozapps/extensions/experimentGeneric.png    (extensions/experimentGeneric.png)
   skin/classic/mozapps/extensions/themeGeneric.png         (extensions/themeGeneric.png)
   skin/classic/mozapps/extensions/themeGeneric-16.png      (extensions/themeGeneric-16.png)
   skin/classic/mozapps/extensions/localeGeneric.png        (extensions/localeGeneric.png)
diff --git a/system/themes/windows/mozapps/extensions/category-experiments.png b/system/themes/windows/mozapps/extensions/category-experiments.png
deleted file mode 100644
index a9d00545e..000000000
Binary files a/system/themes/windows/mozapps/extensions/category-experiments.png and /dev/null differ
diff --git a/system/themes/windows/mozapps/extensions/experimentGeneric.png b/system/themes/windows/mozapps/extensions/experimentGeneric.png
deleted file mode 100644
index a9d00545e..000000000
Binary files a/system/themes/windows/mozapps/extensions/experimentGeneric.png and /dev/null differ
diff --git a/system/themes/windows/mozapps/extensions/extensions.css b/system/themes/windows/mozapps/extensions/extensions.css
index 96ea1b46c..d93b45a84 100644
--- a/system/themes/windows/mozapps/extensions/extensions.css
+++ b/system/themes/windows/mozapps/extensions/extensions.css
@@ -276,9 +276,6 @@
 #category-dictionary > .category-icon {
   list-style-image: url("chrome://mozapps/skin/extensions/category-dictionaries.png");
 }
-#category-experiment > .category-icon {
-  list-style-image: url("chrome://mozapps/skin/extensions/category-experiments.png");
-}
 #category-availableUpdates > .category-icon {
   list-style-image: url("chrome://mozapps/skin/extensions/category-available.png");
 }
@@ -499,10 +496,6 @@
   list-style-image: url("chrome://mozapps/skin/extensions/dictionaryGeneric.png");
 }
 
-.addon-view[type="experiment"] .icon {
-  list-style-image: url("chrome://mozapps/skin/extensions/experimentGeneric.png");
-}
-
 .name-container {
   font-size: 150%;
   font-weight: bold;
@@ -1212,30 +1205,3 @@ button.button-link:not([disabled="true"]):active:hover {
 .header-button > .toolbarbutton-text {
   display: none;
 }
-
-/*** telemetry experiments ***/
-
-#detail-experiment-container {
-  font-size: 80%;
-  margin-bottom: 1em;
-}
-
-#detail-experiment-bullet-container,
-#detail-experiment-state,
-#detail-experiment-time,
-.experiment-bullet-container,
-.experiment-state,
-.experiment-time {
-  vertical-align: middle;
-  display: inline-block;
-}
-
-.addon .experiment-bullet,
-#detail-experiment-bullet {
-  fill: rgb(158, 158, 158);
-}
-
-.addon[active="true"] .experiment-bullet,
-#detail-view[active="true"] #detail-experiment-bullet {
-  fill: rgb(106, 201, 20);
-}
diff --git a/system/themes/windows/mozapps/jar.mn b/system/themes/windows/mozapps/jar.mn
index 0a83ba25d..297b55d3a 100644
--- a/system/themes/windows/mozapps/jar.mn
+++ b/system/themes/windows/mozapps/jar.mn
@@ -30,7 +30,6 @@ classic.jar:
   skin/classic/mozapps/extensions/themeGeneric-16.png        (extensions/themeGeneric-16.png)
   skin/classic/mozapps/extensions/dictionaryGeneric.png      (extensions/dictionaryGeneric.png)
   skin/classic/mozapps/extensions/dictionaryGeneric-16.png   (extensions/dictionaryGeneric-16.png)
-  skin/classic/mozapps/extensions/experimentGeneric.png      (extensions/experimentGeneric.png)
   skin/classic/mozapps/extensions/localeGeneric.png          (extensions/localeGeneric.png)
   skin/classic/mozapps/extensions/rating-won.png             (extensions/rating-won.png)
   skin/classic/mozapps/extensions/rating-not-won.png         (extensions/rating-not-won.png)
-- 
cgit v1.2.3