[Mojo Video Capture] Simplify media::VideoCaptureDevice::Client:Buffer to a struct

content/browser/renderer_host/media/video_capture_manager.cc

 // 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.
 
 #include "content/browser/renderer_host/media/video_capture_manager.h"
 
 #include <algorithm>
 #include <set>
 #include <utility>
 
@@ skipping 198 matching lines @@
       : buffer_pool_(std::move(buffer_pool)) {}
 
   void SetBufferHold(int buffer_id) override {
     buffer_pool_->HoldForConsumers(buffer_id, 1);
   }
 
   void ReleaseBufferHold(int buffer_id) override {
     buffer_pool_->RelinquishConsumerHold(buffer_id, 1);
   }
 
-  mojo::ScopedSharedBufferHandle GetHandleForTransit(int buffer_id) override {
-    return buffer_pool_->GetHandleForTransit(buffer_id);
-  }
-
  private:
   scoped_refptr<media::VideoCaptureBufferPool> buffer_pool_;
 };
 
 // Class used for queuing request for starting a device.
 class VideoCaptureManager::CaptureDeviceStartRequest {
  public:
   CaptureDeviceStartRequest(int serial_id,
                             media::VideoCaptureSessionId session_id,
                             const media::VideoCaptureParams& params);
@@ skipping 494 matching lines @@
   // First client starts the device.
   if (!entry->video_capture_controller.HasActiveClient() &&
       !entry->video_capture_controller.HasPausedClient()) {
     DVLOG(1) << "VideoCaptureManager starting device (type = "
              << entry->stream_type << ", id = " << entry->id << ")";
     QueueStartDevice(session_id, entry, params);
   }
   // Run the callback first, as AddClient() may trigger OnFrameInfo().
   done_cb.Run(entry->video_capture_controller.GetWeakPtrForIOThread());
   entry->video_capture_controller.AddClient(client_id, client_handler,
-                                             session_id, params);
+                                            session_id, params);
 }
 
 void VideoCaptureManager::StopCaptureForClient(
     VideoCaptureController* controller,
     VideoCaptureControllerID client_id,
     VideoCaptureControllerEventHandler* client_handler,
     bool aborted_due_to_error) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
   DCHECK(controller);
   DCHECK(client_handler);
@@ skipping 557 matching lines @@
     if (!device_in_queue) {
       // Session ID is only valid for Screen capture. So we can fake it to
       // resume video capture devices here.
       QueueStartDevice(kFakeSessionId, entry.get(), entry->parameters);
     }
   }
 }
 #endif  // defined(OS_ANDROID)
 
 }  // namespace content