Remove trailing semicolon at the end of a method definition

ios/chrome/browser/ui/settings/settings_collection_view_controller.mm

 // Copyright 2015 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/chrome/browser/ui/settings/settings_collection_view_controller.h"
 
 #include <memory>
 
 #import "base/mac/foundation_util.h"
 #include "base/metrics/user_metrics.h"
@@ skipping 119 matching lines @@
 NSString* kLogJavascriptKey = @"LogJavascript";
 NSString* kShowAutofillTypePredictionsKey = @"ShowAutofillTypePredictions";
 #endif  // CHROMIUM_BUILD && !defined(NDEBUG)
 
 #pragma mark - SigninObserverBridge Class
 
 class SigninObserverBridge : public SigninManagerBase::Observer {
  public:
   SigninObserverBridge(ios::ChromeBrowserState* browserState,
                        SettingsCollectionViewController* owner);
-  ~SigninObserverBridge() override{};
+  ~SigninObserverBridge() override {}
 
   // SigninManagerBase::Observer implementation:
   void GoogleSigninSucceeded(const std::string& account_id,
                              const std::string& username,
                              const std::string& password) override;
   void GoogleSignedOut(const std::string& account_id,
                        const std::string& username) override;
 
  private:
   __weak SettingsCollectionViewController* owner_;
@@ skipping 1048 matching lines @@
     (SigninPromoView*)signinPromoView {
   DCHECK(_signinPromoViewMediator.defaultIdentity);
   base::RecordAction(
       base::UserMetricsAction("Signin_SigninNotDefault_FromSettings"));
   [self showSignInWithIdentity:nil
                    promoAction:signin_metrics::PromoAction::
                                    PROMO_ACTION_NOT_DEFAULT];
 }
 
 @end