[ios clean] Use dispatcher for showing TabStrip

ios/clean/chrome/browser/ui/tab/tab_coordinator.mm

 // Copyright 2016 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.
 
 #import "ios/clean/chrome/browser/ui/tab/tab_coordinator.h"
 
 #include <memory>
 
 #include "base/mac/foundation_util.h"
 #include "base/memory/ptr_util.h"
 #include "ios/chrome/browser/chrome_url_constants.h"
 #import "ios/clean/chrome/browser/ui/animators/zoom_transition_animator.h"
 #import "ios/clean/chrome/browser/ui/commands/tab_commands.h"
+#import "ios/clean/chrome/browser/ui/commands/tab_strip_commands.h"
 #import "ios/clean/chrome/browser/ui/find_in_page/find_in_page_coordinator.h"
 #import "ios/clean/chrome/browser/ui/ntp/ntp_coordinator.h"
 #import "ios/clean/chrome/browser/ui/tab/tab_container_view_controller.h"
 #import "ios/clean/chrome/browser/ui/tab_strip/tab_strip_coordinator.h"
 #import "ios/clean/chrome/browser/ui/toolbar/toolbar_coordinator.h"
 #import "ios/clean/chrome/browser/ui/web_contents/web_coordinator.h"
 #import "ios/shared/chrome/browser/ui/broadcaster/chrome_broadcaster.h"
 #import "ios/shared/chrome/browser/ui/browser_list/browser.h"
 #import "ios/shared/chrome/browser/ui/commands/command_dispatcher.h"
 #import "ios/shared/chrome/browser/ui/coordinators/browser_coordinator+internal.h"
@@ skipping 30 matching lines @@
   self.viewController.modalPresentationStyle = UIModalPresentationCustom;
   _webStateObserver =
       base::MakeUnique<web::WebStateObserverBridge>(self.webState, self);
 
   [self.browser->broadcaster()
       broadcastValue:@"tabStripVisible"
             ofObject:self.viewController
             selector:@selector(broadcastTabStripVisible:)];
 
   CommandDispatcher* dispatcher = self.browser->dispatcher();
-  // TabCommands
+  // Register Commands
   [dispatcher startDispatchingToTarget:self forSelector:@selector(loadURL:)];
+  [dispatcher startDispatchingToTarget:self
+                           forSelector:@selector(showTabStrip)];
 
   WebCoordinator* webCoordinator = [[WebCoordinator alloc] init];
   webCoordinator.webState = self.webState;
   [self addChildCoordinator:webCoordinator];
   [webCoordinator start];
   self.webCoordinator = webCoordinator;
 
   ToolbarCoordinator* toolbarCoordinator = [[ToolbarCoordinator alloc] init];
   toolbarCoordinator.webState = self.webState;
   [self addChildCoordinator:toolbarCoordinator];
@@ skipping 124 matching lines @@
   [animator selectDelegate:@[ dismissed.presentingViewController ]];
   return animator;
 }
 
 #pragma mark - TabCommands
 
 - (void)loadURL:(web::NavigationManager::WebLoadParams)params {
   self.webState->GetNavigationManager()->LoadURLWithParams(params);
 }
 
+#pragma mark - TabStripCommands
+
+- (void)showTabStrip {
+  self.viewController.tabStripVisible = YES;
+}
+
 @end