Add support for time based deletion of browsing data on iOS

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

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef IOS_CHROME_BROWSER_UI_COMMANDS_CLEAR_BROWSING_DATA_COMMAND_H_
 #define IOS_CHROME_BROWSER_UI_COMMANDS_CLEAR_BROWSING_DATA_COMMAND_H_
 
 #import <Foundation/Foundation.h>
 
+#import "components/browsing_data/core/browsing_data_utils.h"
 #import "ios/chrome/browser/ui/commands/generic_chrome_command.h"
 
 namespace ios {
 class ChromeBrowserState;
 }
 
 // Command sent to clear the browsing data associated with a browser state.
 @interface ClearBrowsingDataCommand : GenericChromeCommand
 
 // Mark inherited initializer as unavailable to prevent calling it by mistake.
 - (instancetype)initWithTag:(NSInteger)tag NS_UNAVAILABLE;
 
 // Initializes a command intented to clear browsing data for |browserState|
-// that correspong to removal mask |mask|.
+// that corresponds to removal mask |mask| for the time period |timePeriod|.
 - (instancetype)initWithBrowserState:(ios::ChromeBrowserState*)browserState
-                                mask:(int)mask NS_DESIGNATED_INITIALIZER;
+                                mask:(int)mask
+                          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;
 
 // Removal mask: see BrowsingDataRemover::RemoveDataMask.
 @property(nonatomic, readonly) int mask;
 
+// Time period for which the browsing data will be removed.
+@property(nonatomic, readonly) browsing_data::TimePeriod timePeriod;
+
 @end
 
 #endif  // IOS_CHROME_BROWSER_UI_COMMANDS_CLEAR_BROWSING_DATA_COMMAND_H_