diff --git a/dom/src/storage/DOMStorageCache.cpp b/dom/src/storage/DOMStorageCache.cpp
index fbaa0f9cda0b..66df87eb0128 100644
--- a/dom/src/storage/DOMStorageCache.cpp
+++ b/dom/src/storage/DOMStorageCache.cpp
@@ -351,8 +351,6 @@ DOMStorageCache::WaitForPreload(Telemetry::ID aTelemetryID)
 nsresult
 DOMStorageCache::GetLength(const DOMStorage* aStorage, uint32_t* aRetval)
 {
-  Telemetry::AutoTimer<Telemetry::LOCALDOMSTORAGE_GETLENGTH_MS> autoTimer;
-
   if (Persist(aStorage)) {
     WaitForPreload(Telemetry::LOCALDOMSTORAGE_GETLENGTH_BLOCKING_MS);
     if (NS_FAILED(mLoadResult)) {
@@ -401,8 +399,6 @@ DOMStorageCache::GetKey(const DOMStorage* aStorage, uint32_t aIndex, nsAString&
   // suck if there's a large numer of indexes. Do we care? If so,
   // maybe we need to have a lazily populated key array here or
   // something?
-  Telemetry::AutoTimer<Telemetry::LOCALDOMSTORAGE_GETKEY_MS> autoTimer;
-
   if (Persist(aStorage)) {
     WaitForPreload(Telemetry::LOCALDOMSTORAGE_GETKEY_BLOCKING_MS);
     if (NS_FAILED(mLoadResult)) {
@@ -431,8 +427,6 @@ KeysArrayBuilder(const nsAString& aKey, const nsString aValue, void* aArg)
 void
 DOMStorageCache::GetKeys(const DOMStorage* aStorage, nsTArray<nsString>& aKeys)
 {
-  Telemetry::AutoTimer<Telemetry::LOCALDOMSTORAGE_GETALLKEYS_MS> autoTimer;
-
   if (Persist(aStorage)) {
     WaitForPreload(Telemetry::LOCALDOMSTORAGE_GETALLKEYS_BLOCKING_MS);
   }
@@ -448,8 +442,6 @@ nsresult
 DOMStorageCache::GetItem(const DOMStorage* aStorage, const nsAString& aKey,
                          nsAString& aRetval)
 {
-  Telemetry::AutoTimer<Telemetry::LOCALDOMSTORAGE_GETVALUE_MS> autoTimer;
-
   if (Persist(aStorage)) {
     WaitForPreload(Telemetry::LOCALDOMSTORAGE_GETVALUE_BLOCKING_MS);
     if (NS_FAILED(mLoadResult)) {
@@ -472,8 +464,6 @@ nsresult
 DOMStorageCache::SetItem(const DOMStorage* aStorage, const nsAString& aKey,
                          const nsString& aValue, nsString& aOld)
 {
-  Telemetry::AutoTimer<Telemetry::LOCALDOMSTORAGE_SETVALUE_MS> autoTimer;
-
   if (Persist(aStorage)) {
     WaitForPreload(Telemetry::LOCALDOMSTORAGE_SETVALUE_BLOCKING_MS);
     if (NS_FAILED(mLoadResult)) {
@@ -520,8 +510,6 @@ nsresult
 DOMStorageCache::RemoveItem(const DOMStorage* aStorage, const nsAString& aKey,
                             nsString& aOld)
 {
-  Telemetry::AutoTimer<Telemetry::LOCALDOMSTORAGE_REMOVEKEY_MS> autoTimer;
-
   if (Persist(aStorage)) {
     WaitForPreload(Telemetry::LOCALDOMSTORAGE_REMOVEKEY_BLOCKING_MS);
     if (NS_FAILED(mLoadResult)) {
@@ -556,8 +544,6 @@ DOMStorageCache::RemoveItem(const DOMStorage* aStorage, const nsAString& aKey,
 nsresult
 DOMStorageCache::Clear(const DOMStorage* aStorage)
 {
-  Telemetry::AutoTimer<Telemetry::LOCALDOMSTORAGE_CLEAR_MS> autoTimer;
-
   bool refresh = false;
   if (Persist(aStorage)) {
     // We need to preload all data (know the size) before we can proceeed
diff --git a/toolkit/components/telemetry/Histograms.json b/toolkit/components/telemetry/Histograms.json
index abe52ee6a77a..f731a978769f 100644
--- a/toolkit/components/telemetry/Histograms.json
+++ b/toolkit/components/telemetry/Histograms.json
@@ -4056,14 +4056,6 @@
     "kind": "boolean",
     "description": "True when we had to wait for a pending preload on first access to localStorage data, false otherwise"
   },
-  "LOCALDOMSTORAGE_GETALLKEYS_MS": {
-    "expires_in_version": "never",
-    "kind": "exponential",
-    "high": "3000",
-    "n_buckets": 10,
-    "extended_statistics_ok": true,
-    "description": "Time to return a list of all keys in domain's LocalStorage (ms)"
-  },
   "LOCALDOMSTORAGE_GETALLKEYS_BLOCKING_MS": {
     "expires_in_version": "never",
     "kind": "exponential",
@@ -4072,14 +4064,6 @@
     "extended_statistics_ok": true,
     "description": "Time to block before we return a list of all keys in domain's LocalStorage (ms)"
   },
-  "LOCALDOMSTORAGE_GETKEY_MS": {
-    "expires_in_version": "never",
-    "kind": "exponential",
-    "high": "3000",
-    "n_buckets": 10,
-    "extended_statistics_ok": true,
-    "description": "Time to return a key name in domain's LocalStorage (ms)"
-  },
   "LOCALDOMSTORAGE_GETKEY_BLOCKING_MS": {
     "expires_in_version": "never",
     "kind": "exponential",
@@ -4088,14 +4072,6 @@
     "extended_statistics_ok": true,
     "description": "Time to block before we return a key name in domain's LocalStorage (ms)"
   },
-  "LOCALDOMSTORAGE_GETLENGTH_MS": {
-    "expires_in_version": "never",
-    "kind": "exponential",
-    "high": "3000",
-    "n_buckets": 10,
-    "extended_statistics_ok": true,
-    "description": "Time to return number of keys in domain's LocalStorage (ms)"
-  },
   "LOCALDOMSTORAGE_GETLENGTH_BLOCKING_MS": {
     "expires_in_version": "never",
     "kind": "exponential",
@@ -4104,14 +4080,6 @@
     "extended_statistics_ok": true,
     "description": "Time to block before we return number of keys in domain's LocalStorage (ms)"
   },
-  "LOCALDOMSTORAGE_GETVALUE_MS": {
-    "expires_in_version": "never",
-    "kind": "exponential",
-    "high": "3000",
-    "n_buckets": 10,
-    "extended_statistics_ok": true,
-    "description": "Time to return a value for a key in LocalStorage (ms)"
-  },
   "LOCALDOMSTORAGE_GETVALUE_BLOCKING_MS": {
     "expires_in_version": "never",
     "kind": "exponential",
@@ -4120,14 +4088,6 @@
     "extended_statistics_ok": true,
     "description": "Time to block before we return a value for a key in LocalStorage (ms)"
   },
-  "LOCALDOMSTORAGE_SETVALUE_MS": {
-    "expires_in_version": "never",
-    "kind": "exponential",
-    "high": "3000",
-    "n_buckets": 10,
-    "extended_statistics_ok": true,
-    "description": "Time to set a single key's value in LocalStorage (ms)"
-  },
   "LOCALDOMSTORAGE_SETVALUE_BLOCKING_MS": {
     "expires_in_version": "never",
     "kind": "exponential",
@@ -4136,14 +4096,6 @@
     "extended_statistics_ok": true,
     "description": "Time to block before we set a single key's value in LocalStorage (ms)"
   },
-  "LOCALDOMSTORAGE_REMOVEKEY_MS": {
-    "expires_in_version": "never",
-    "kind": "exponential",
-    "high": "3000",
-    "n_buckets": 10,
-    "extended_statistics_ok": true,
-    "description": "Time to remove a single key from LocalStorage (ms)"
-  },
   "LOCALDOMSTORAGE_REMOVEKEY_BLOCKING_MS": {
     "expires_in_version": "never",
     "kind": "exponential",
@@ -4152,14 +4104,6 @@
     "extended_statistics_ok": true,
     "description": "Time to block before we remove a single key from LocalStorage (ms)"
   },
-  "LOCALDOMSTORAGE_CLEAR_MS": {
-    "expires_in_version": "never",
-    "kind": "exponential",
-    "high": "3000",
-    "n_buckets": 10,
-    "extended_statistics_ok": true,
-    "description": "Time to clear LocalStorage for all domains (ms)"
-  },
   "LOCALDOMSTORAGE_CLEAR_BLOCKING_MS": {
     "expires_in_version": "never",
     "kind": "exponential",