[ios] Dispatcher for tab_strip and tab_grid.

ios/clean/chrome/browser/ui/commands/tab_grid_commands.h

Index: ios/clean/chrome/browser/ui/commands/tab_grid_commands.h
diff --git a/ios/clean/chrome/browser/ui/commands/tab_grid_commands.h b/ios/clean/chrome/browser/ui/commands/tab_grid_commands.h
index 2faa8aeb82cc0c9369aae54efe2950aebe2cb79b..d9351f59647770fd061320d0f8e9fe82e8f900c0 100644
--- a/ios/clean/chrome/browser/ui/commands/tab_grid_commands.h
+++ b/ios/clean/chrome/browser/ui/commands/tab_grid_commands.h
@@ -5,11 +5,16 @@
 #ifndef IOS_CLEAN_CHROME_BROWSER_UI_COMMANDS_TAB_GRID_COMMANDS_H_
 #define IOS_CLEAN_CHROME_BROWSER_UI_COMMANDS_TAB_GRID_COMMANDS_H_
 
-// Command protocol for commands relating to the tab grid UI.
-// (Commands are for communicating into or within the coordinator layer).
+// Commands relating to tab grid UI.
 @protocol TabGridCommands
 // Display the tab grid.
 - (void)showTabGrid;
+// Display the tab corresponding to |index|.
+- (void)showTabGridTabAtIndex:(int)index;
+// Remove tab corresponding to |index|.
+- (void)closeTabGridTabAtIndex:(int)index;
+// Create new tab and display it.
+- (void)createAndShowNewTabInTabGrid;
 @end
 
 #endif  // IOS_CLEAN_CHROME_BROWSER_UI_COMMANDS_TAB_GRID_COMMANDS_H_