Revert of Introduce components/display_compositor

content/browser/media/capture/aura_window_capture_machine.h

Index: content/browser/media/capture/aura_window_capture_machine.h
diff --git a/content/browser/media/capture/aura_window_capture_machine.h b/content/browser/media/capture/aura_window_capture_machine.h
index 84a6ba25a4ff1b4d96a2aa07609ec5e75bdfec18..70aad807b8023eedf0756f280a858698f384315a 100644
--- a/content/browser/media/capture/aura_window_capture_machine.h
+++ b/content/browser/media/capture/aura_window_capture_machine.h
@@ -22,13 +22,10 @@
 
 }  // namespace cc
 
-namespace display_compositor {
-class ReadbackYUVInterface;
-}
-
 namespace content {
 
 class PowerSaveBlocker;
+class ReadbackYUVInterface;
 
 class AuraWindowCaptureMachine
     : public media::VideoCaptureMachine,
@@ -117,8 +114,7 @@
   media::VideoCaptureParams capture_params_;
 
   // YUV readback pipeline.
-  std::unique_ptr<display_compositor::ReadbackYUVInterface>
-      yuv_readback_pipeline_;
+  std::unique_ptr<content::ReadbackYUVInterface> yuv_readback_pipeline_;
 
   // Renders mouse cursor on frame.
   std::unique_ptr<content::CursorRendererAura> cursor_renderer_;