[ios clean] Updates all BrowserCoordinator to the new rule

ios/clean/chrome/browser/ui/toolbar/toolbar_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/toolbar/toolbar_coordinator.h"
 
 #import "ios/clean/chrome/browser/ui/commands/tools_menu_commands.h"
 #import "ios/clean/chrome/browser/ui/omnibox/location_bar_coordinator.h"
 #import "ios/clean/chrome/browser/ui/toolbar/toolbar_mediator.h"
 #import "ios/clean/chrome/browser/ui/toolbar/toolbar_view_controller.h"
 #import "ios/clean/chrome/browser/ui/tools/tools_coordinator.h"
-#import "ios/shared/chrome/browser/coordinator_context/coordinator_context.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"
 #import "ios/web/public/navigation_manager.h"
 #include "ios/web/public/web_state/web_state.h"
 
 #if !defined(__has_feature) || !__has_feature(objc_arc)
 #error "This file requires ARC support."
 #endif
 
@@ skipping 39 matching lines @@
 
   self.viewController.dispatcher = static_cast<id>(self.browser->dispatcher());
   self.mediator.consumer = self.viewController;
 
   LocationBarCoordinator* locationBarCoordinator =
       [[LocationBarCoordinator alloc] init];
   self.locationBarCoordinator = locationBarCoordinator;
   [self addChildCoordinator:locationBarCoordinator];
   [locationBarCoordinator start];
 
-  [self.context.baseViewController presentViewController:self.viewController
-                                                animated:self.context.animated
-                                              completion:nil];
   [super start];
 }
 
 - (void)stop {
   [super stop];
   [self.browser->dispatcher() stopDispatchingToTarget:self];
 }
 
-- (void)childCoordinatorDidStart:(BrowserCoordinator*)coordinator {
-  if ([coordinator isKindOfClass:[LocationBarCoordinator class]]) {
+- (void)childCoordinatorDidStart:(BrowserCoordinator*)childCoordinator {
+  if ([childCoordinator isKindOfClass:[LocationBarCoordinator class]]) {
     self.viewController.locationBarViewController =
         self.locationBarCoordinator.viewController;
+  } else if ([childCoordinator isKindOfClass:[ToolsCoordinator class]]) {
+    [self.viewController presentViewController:childCoordinator.viewController
+                                      animated:YES
+                                    completion:nil];
   }
 }
 
+- (void)childCoordinatorWillStop:(BrowserCoordinator*)childCoordinator {
+  if ([childCoordinator isKindOfClass:[ToolsCoordinator class]]) {
+    [childCoordinator.viewController.presentingViewController
+        dismissViewControllerAnimated:YES
+                           completion:nil];
+  }
+}
+
 #pragma mark - ToolsMenuCommands Implementation
 
 - (void)showToolsMenu {
   ToolsCoordinator* toolsCoordinator = [[ToolsCoordinator alloc] init];
   [self addChildCoordinator:toolsCoordinator];
   [toolsCoordinator start];
   self.toolsMenuCoordinator = toolsCoordinator;
 }
 
 - (void)closeToolsMenu {
@@ skipping 15 matching lines @@
 - (void)stopLoadingPage {
   self.webState->Stop();
 }
 
 - (void)reloadPage {
   self.webState->GetNavigationManager()->Reload(web::ReloadType::NORMAL,
                                                 false /*check_for_repost*/);
 }
 
 @end