[Mojo Video Capture] Add test coverage for accelerated jpeg decoding

content/browser/renderer_host/media/video_capture_controller.cc

Index: content/browser/renderer_host/media/video_capture_controller.cc
diff --git a/content/browser/renderer_host/media/video_capture_controller.cc b/content/browser/renderer_host/media/video_capture_controller.cc
index ec20aa05f04d15f662c7042b303989a8dfc64d4c..42021f8ad77ae01355c9431971508ce761600ffc 100644
--- a/content/browser/renderer_host/media/video_capture_controller.cc
+++ b/content/browser/renderer_host/media/video_capture_controller.cc
@@ -471,6 +471,24 @@ void VideoCaptureController::OnStarted() {
   }
 }
 
+void VideoCaptureController::OnStartedUsingGpuDecode() {
+  DCHECK_CURRENTLY_ON(BrowserThread::IO);
+  for (const auto& client : controller_clients_) {
+    if (client->session_closed)
+      continue;
+    client->event_handler->OnStartedUsingGpuDecode(client->controller_id);
+  }
+}
+
+void VideoCaptureController::OnStoppedUsingGpuDecode() {
+  DCHECK_CURRENTLY_ON(BrowserThread::IO);
+  for (const auto& client : controller_clients_) {
+    if (client->session_closed)
+      continue;
+    client->event_handler->OnStoppedUsingGpuDecode(client->controller_id);
+  }
+}
+
 VideoCaptureController::ControllerClient* VideoCaptureController::FindClient(
     VideoCaptureControllerID id,
     VideoCaptureControllerEventHandler* handler,