[ios clean] Refactors ToolsMenu and Tabs presentation

ios/clean/chrome/browser/ui/tools/tools_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/tools/tools_coordinator.h"
 
-#import "ios/clean/chrome/browser/ui/animators/zoom_transition_animator.h"
-#import "ios/clean/chrome/browser/ui/presenters/menu_presentation_controller.h"
 #import "ios/clean/chrome/browser/ui/tools/menu_view_controller.h"
 #import "ios/clean/chrome/browser/ui/tools/tools_mediator.h"
+#import "ios/clean/chrome/browser/ui/tools/tools_menu_transition_controller.h"
 #import "ios/shared/chrome/browser/ui/browser_list/browser.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
-@interface ToolsCoordinator ()<UIViewControllerTransitioningDelegate>
+@interface ToolsCoordinator ()
+@property(nonatomic, strong) ToolsMediator* mediator;
+@property(nonatomic, strong)
+    ToolsMenuTransitionController* transitionController;
 @property(nonatomic, strong) MenuViewController* viewController;
-@property(nonatomic, strong) ToolsMediator* mediator;
 @end
 
 @implementation ToolsCoordinator
+@synthesize mediator = _mediator;
+@synthesize transitionController = _transitionController;
+@synthesize toolsMenuConfiguration = _toolsMenuConfiguration;
 @synthesize viewController = _viewController;
-@synthesize mediator = _mediator;
-@synthesize toolsMenuConfiguration = _toolsMenuConfiguration;
 @synthesize webState = _webState;
 
 #pragma mark - BrowserCoordinator
 
 - (void)start {
   self.viewController = [[MenuViewController alloc] init];
   self.viewController.modalPresentationStyle = UIModalPresentationCustom;
-  self.viewController.transitioningDelegate = self;
+  self.transitionController = [[ToolsMenuTransitionController alloc]
+      initWithDispatcher:static_cast<id>(self.browser->dispatcher())];
+  self.viewController.transitioningDelegate = self.transitionController;
   self.viewController.dispatcher = static_cast<id>(self.browser->dispatcher());
   self.mediator =
       [[ToolsMediator alloc] initWithConsumer:self.viewController
                                 configuration:self.toolsMenuConfiguration];
   if (self.webState) {
     self.mediator.webState = self.webState;
   }
   [super start];
 }
 
 #pragma mark - Setters
 
 - (void)setWebState:(web::WebState*)webState {
   _webState = webState;
   if (self.mediator) {
     self.mediator.webState = self.webState;
   }
 }
 
-#pragma mark - UIViewControllerTransitioningDelegate
-
-- (id<UIViewControllerAnimatedTransitioning>)
-animationControllerForPresentedController:(UIViewController*)presented
-                     presentingController:(UIViewController*)presenting
-                         sourceController:(UIViewController*)source {
-  ZoomTransitionAnimator* animator = [[ZoomTransitionAnimator alloc] init];
-  animator.presenting = YES;
-  [animator selectDelegate:@[ source, presenting ]];
-  return animator;
-}
-
-- (id<UIViewControllerAnimatedTransitioning>)
-animationControllerForDismissedController:(UIViewController*)dismissed {
-  ZoomTransitionAnimator* animator = [[ZoomTransitionAnimator alloc] init];
-  animator.presenting = NO;
-  [animator selectDelegate:@[ dismissed.presentingViewController ]];
-  return animator;
-}
-
-- (UIPresentationController*)
-presentationControllerForPresentedViewController:(UIViewController*)presented
-                        presentingViewController:(UIViewController*)presenting
-                            sourceViewController:(UIViewController*)source {
-  MenuPresentationController* menuPresentation =
-      [[MenuPresentationController alloc]
-          initWithPresentedViewController:presented
-                 presentingViewController:presenting];
-  menuPresentation.dispatcher = static_cast<id>(self.browser->dispatcher());
-  return menuPresentation;
-}
-
 @end