2 files changed, 0 insertions, 17 deletions
diff --git a/sync/internal_api/public/util/experiments.h b/sync/internal_api/public/util/experiments.h
index a3b874b..c4b7dd5 100644
--- a/sync/internal_api/public/util/experiments.h
+++ b/sync/internal_api/public/util/experiments.h
@@ -12,8 +12,6 @@ namespace syncer {
 const char kKeystoreEncryptionTag[] = "keystore_encryption";
 const char kKeystoreEncryptionFlag[] = "sync-keystore-encryption";
 const char kAutofillCullingTag[] = "autofill_culling";
-const char kFullHistorySyncTag[] = "history_delete_directives";
-const char kFullHistorySyncFlag[] = "full-history-sync";
 const char kFaviconSyncTag[] = "favicon_sync";
 const char kFaviconSyncFlag[] = "enable-sync-favicons";
 
@@ -21,14 +19,12 @@ const char kFaviconSyncFlag[] = "enable-sync-favicons";
 struct Experiments {
   Experiments() : keystore_encryption(false),
                   autofill_culling(false),
-                  full_history_sync(false),
                   favicon_sync(false),
                   favicon_sync_limit(200) {}
 
   bool Matches(const Experiments& rhs) {
     return (keystore_encryption == rhs.keystore_encryption &&
             autofill_culling == rhs.autofill_culling &&
-            full_history_sync == rhs.full_history_sync &&
             favicon_sync == rhs.favicon_sync &&
             favicon_sync_limit == rhs.favicon_sync_limit);
   }
@@ -39,9 +35,6 @@ struct Experiments {
   // Enable deletion of expired autofill entries (if autofill sync is enabled).
   bool autofill_culling;
 
-  // Enable full history sync (and history delete directives) for this client.
-  bool full_history_sync;
-
   // Enable the favicons sync datatypes (favicon images and favicon tracking).
   bool favicon_sync;
 
diff --git a/sync/internal_api/sync_manager_impl.cc b/sync/internal_api/sync_manager_impl.cc
index 0f807bc..fcccff6 100644
--- a/sync/internal_api/sync_manager_impl.cc
+++ b/sync/internal_api/sync_manager_impl.cc
@@ -1366,16 +1366,6 @@ bool SyncManagerImpl::ReceivedExperiment(Experiments* experiments) {
     found_experiment = true;
   }
 
-  ReadNode full_history_sync_node(&trans);
-  if (full_history_sync_node.InitByClientTagLookup(
-          syncer::EXPERIMENTS,
-          syncer::kFullHistorySyncTag) == BaseNode::INIT_OK &&
-      full_history_sync_node.GetExperimentsSpecifics().
-          history_delete_directives().enabled()) {
-    experiments->full_history_sync = true;
-    found_experiment = true;
-  }
-
   ReadNode favicon_sync_node(&trans);
   if (favicon_sync_node.InitByClientTagLookup(
           syncer::EXPERIMENTS,