Sync: Remove flag to explicitly enable history delete directive sync.

chrome/common/chrome_switches.cc

Index: chrome/common/chrome_switches.cc
diff --git a/chrome/common/chrome_switches.cc b/chrome/common/chrome_switches.cc
index 5f09527b1ee93ad5937b4494e88f97843729c82d..d273080aab6e6008e003a0259a81ff045a57a30a 100644
--- a/chrome/common/chrome_switches.cc
+++ b/chrome/common/chrome_switches.cc
@@ -398,6 +398,10 @@ const char kDisableSyncExtensionSettings[]  = "disable-sync-extension-settings";
 // Disables syncing of extensions.
 const char kDisableSyncExtensions[]         = "disable-sync-extensions";
 
+// Disables syncing of history delete directives.
+const char kDisableSyncHistoryDeleteDirectives[] =
+    "disable-sync-history-delete-directives";
+
 // Disables syncing browser passwords.
 const char kDisableSyncPasswords[]          = "disable-sync-passwords";
 
@@ -407,6 +411,9 @@ const char kDisableSyncPreferences[]        = "disable-sync-preferences";
 // Disable syncing custom search engines.
 const char kDisableSyncSearchEngines[]      = "disable-sync-search-engines";
 
+// Disables syncing browser sessions. Will override kEnableSyncTabs.
+const char kDisableSyncTabs[]               = "disable-sync-tabs";
+
 // Disables syncing of themes.
 const char kDisableSyncThemes[]             = "disable-sync-themes";
 
@@ -656,13 +663,6 @@ const char kEnableStackedTabStrip[]         = "enable-stacked-tab-strip";
 // Enables experimental suggestions pane in New Tab page.
 const char kEnableSuggestionsTabPage[]      = "enable-suggestions-ntp";
 
-// Enables syncing of history delete directives.
-const char kEnableSyncHistoryDeleteDirectives[] =
-    "enable-sync-history-delete-directives";
-
-// Disables syncing browser sessions. Will override kEnableSyncTabs.
-const char kDisableSyncTabs[]               = "disable-sync-tabs";
-
 // Enables context menu for selecting groups of tabs.
 const char kEnableTabGroupsContextMenu[]    = "enable-tab-groups-context-menu";