Let clients interact with VideoCaptureDeviceClient instead of VideoCaptureDevice

content/browser/media/capture/web_contents_video_capture_device_unittest.cc

Index: content/browser/media/capture/web_contents_video_capture_device_unittest.cc
diff --git a/content/browser/media/capture/web_contents_video_capture_device_unittest.cc b/content/browser/media/capture/web_contents_video_capture_device_unittest.cc
index 922ce7c835de6b16022b40a45b76972ee3201bf0..36de0f247b63581477f0e0a722ffbef8d3514d77 100644
--- a/content/browser/media/capture/web_contents_video_capture_device_unittest.cc
+++ b/content/browser/media/capture/web_contents_video_capture_device_unittest.cc
@@ -442,12 +442,17 @@ class StubClient : public media::VideoCaptureDevice::Client {
       return buffer_handle_->mapped_size();
     }
     void* data(int plane) override { return buffer_handle_->data(plane); }
-    ClientBuffer AsClientBuffer(int plane) override { return nullptr; }
 #if defined(OS_POSIX) && !defined(OS_MACOSX)
     base::FileDescriptor AsPlatformFile() override {
       return base::FileDescriptor();
     }
 #endif
+    bool IsBackedByVideoFrame() const override {
+      return buffer_handle_->IsBackedByVideoFrame();
+    }
+    scoped_refptr<media::VideoFrame> GetVideoFrame() override {
+      return buffer_handle_->GetVideoFrame();
+    }
 
    private:
     ~AutoReleaseBuffer() override { pool_->RelinquishProducerReservation(id_); }