Remove unnecessary method from Browser object.

mandoline/ui/browser/browser.h

 // 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.
 
 #ifndef MANDOLINE_UI_BROWSER_BROWSER_H_
 #define MANDOLINE_UI_BROWSER_BROWSER_H_
 
-#include "base/memory/weak_ptr.h"
 #include "components/view_manager/public/cpp/view_manager.h"
 #include "components/view_manager/public/cpp/view_manager_delegate.h"
 #include "components/window_manager/window_manager_app.h"
 #include "components/window_manager/window_manager_delegate.h"
 #include "mandoline/services/navigation/public/interfaces/navigation.mojom.h"
 #include "mandoline/ui/browser/navigator_host_impl.h"
 #include "mandoline/ui/browser/omnibox.mojom.h"
 #include "third_party/mojo/src/mojo/public/cpp/application/application_delegate.h"
 #include "third_party/mojo/src/mojo/public/cpp/application/application_impl.h"
 #include "third_party/mojo/src/mojo/public/cpp/application/connect.h"
 #include "third_party/mojo/src/mojo/public/cpp/application/service_provider_impl.h"
 #include "ui/mojo/events/input_events.mojom.h"
 #include "url/gurl.h"
 
 namespace mandoline {
 
 class BrowserUI;
 class MergedServiceProvider;
 
 class Browser : public mojo::ApplicationDelegate,
                 public mojo::ViewManagerDelegate,
                 public window_manager::WindowManagerDelegate,
                 public OmniboxClient,
                 public mojo::InterfaceFactory<mojo::NavigatorHost> {
  public:
   Browser();
   ~Browser() override;
 
-  base::WeakPtr<Browser> GetWeakPtr();
-
   void ReplaceContentWithURL(const mojo::String& url);
 
   mojo::View* content() { return content_; }
   mojo::View* omnibox() { return omnibox_; }
 
   const GURL& current_url() const { return current_url_; }
 
  private:
   // Overridden from mojo::ApplicationDelegate:
   void Initialize(mojo::ApplicationImpl* app) override;
@@ skipping 39 matching lines @@
 
   mojo::ServiceProviderImpl exposed_services_impl_;
   scoped_ptr<MergedServiceProvider> merged_service_provider_;
 
   NavigatorHostImpl navigator_host_;
 
   GURL current_url_;
 
   scoped_ptr<BrowserUI> ui_;
 
-  base::WeakPtrFactory<Browser> weak_factory_;
-
   DISALLOW_COPY_AND_ASSIGN(Browser);
 };
 
 }  // namespace mandoline
 
 #endif  // MANDOLINE_UI_BROWSER_BROWSER_H_