[ios clean] Move dispatcher out of Browser.

ios/shared/chrome/browser/ui/browser_list/browser.h

Index: ios/shared/chrome/browser/ui/browser_list/browser.h
diff --git a/ios/shared/chrome/browser/ui/browser_list/browser.h b/ios/shared/chrome/browser/ui/browser_list/browser.h
index ef6cbb0002ac860c3bbcce78e08d0315be8768e4..72cd388fecf12668e5f1a185367f5800359cc1a8 100644
--- a/ios/shared/chrome/browser/ui/browser_list/browser.h
+++ b/ios/shared/chrome/browser/ui/browser_list/browser.h
@@ -13,7 +13,6 @@ class WebStateList;
 class WebStateListDelegate;
 
 @class ChromeBroadcaster;
-@class CommandDispatcher;
 
 namespace ios {
 class ChromeBrowserState;
@@ -29,15 +28,12 @@ class Browser {
   WebStateList& web_state_list() { return *web_state_list_.get(); }
   const WebStateList& web_state_list() const { return *web_state_list_.get(); }
 
-  CommandDispatcher* dispatcher() { return dispatcher_; }
-
   ios::ChromeBrowserState* browser_state() const { return browser_state_; }
 
   ChromeBroadcaster* broadcaster() { return broadcaster_; }
 
  private:
   __strong ChromeBroadcaster* broadcaster_;
-  __strong CommandDispatcher* dispatcher_;
   ios::ChromeBrowserState* browser_state_;
   std::unique_ptr<WebStateListDelegate> web_state_list_delegate_;
   std::unique_ptr<WebStateList> web_state_list_;