Add TimeToScrollUpdateSwapBegin2 to UKM

content/public/browser/content_browser_client.h

 // Copyright (c) 2012 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 CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 #define CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_
 
 #include <stddef.h>
 
 #include <map>
@@ skipping 69 matching lines @@
 class URLRequest;
 class URLRequestContext;
 class X509Certificate;
 typedef std::vector<scoped_refptr<X509Certificate>> CertificateList;
 }
 
 namespace rappor {
 class RapporService;
 }
 
-namespace ukm {
-class UkmRecorder;
-}
-
 namespace sandbox {
 class TargetPolicy;
 }
 
 namespace ui {
 class SelectFilePolicy;
 }
 
 namespace url {
 class Origin;
@@ skipping 693 matching lines @@
   // embedder, for the |source| that lives in the render frame represented
   // by |render_frame_host|. This may be called multiple times if there is more
   // than one source candidate in the same render frame.
   virtual void CreateMediaRemoter(RenderFrameHost* render_frame_host,
                                   media::mojom::RemotingSourcePtr source,
                                   media::mojom::RemoterRequest request) {}
 
   // Returns the RapporService from the browser process.
   virtual ::rappor::RapporService* GetRapporService();
 
-  // Returns the UkmRecorder from the browser process.
-  virtual ::ukm::UkmRecorder* GetUkmRecorder();
-
   // Provides parameters for initializing the global task scheduler. Default
   // params are used if this returns nullptr.
   virtual std::unique_ptr<base::TaskScheduler::InitParams>
   GetTaskSchedulerInitParams();
 
   // Performs any necessary PostTask API redirection to the task scheduler.
   virtual void PerformExperimentalTaskSchedulerRedirections() {}
 
   // Returns true if the DOMStorageTaskRunner should be redirected to the task
   // scheduler.
   virtual bool ShouldRedirectDOMStorageTaskRunner();
 
   // If this returns true, all BrowserThreads (but UI/IO) that support it on
   // this platform will experimentally be redirected to TaskScheduler.
   virtual bool RedirectNonUINonIOBrowserThreadsToTaskScheduler();
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_CONTENT_BROWSER_CLIENT_H_