Remove old clear browsing data methods on iOS

ios/chrome/browser/ui/commands/clear_browsing_data_command.h

Index: ios/chrome/browser/ui/commands/clear_browsing_data_command.h
diff --git a/ios/chrome/browser/ui/commands/clear_browsing_data_command.h b/ios/chrome/browser/ui/commands/clear_browsing_data_command.h
index 09d0a65c2b96701e1250267a447b361d8da9aed4..b30e81d6f024ff01e531e770f265a9ee521e8f9f 100644
--- a/ios/chrome/browser/ui/commands/clear_browsing_data_command.h
+++ b/ios/chrome/browser/ui/commands/clear_browsing_data_command.h
@@ -27,11 +27,6 @@ class ChromeBrowserState;
                           timePeriod:(browsing_data::TimePeriod)timePeriod
     NS_DESIGNATED_INITIALIZER;
 
-// DEPRECATED: Same as above, but setting |timePeriod| to ALL_TIME.
-// TODO(ioanap): Remove after all call sites are changed.
-- (instancetype)initWithBrowserState:(ios::ChromeBrowserState*)browserState
-                                mask:(int)mask;
-
 // When executed this command will remove browsing data for this BrowserState.
 @property(nonatomic, readonly) ios::ChromeBrowserState* browserState;